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[ReactNative] OSS snapshot tests

This commit is contained in:
Spencer Ahrens 2015-03-24 10:20:13 -07:00
parent c9a40a989b
commit 3f137da232
22 changed files with 1261 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
IntegrationTests/IntegrationTests.xcodeproj/project.pbxproj
View File

@ -18,11 +18,11 @@
580C37631AB0F62C0015E709 /* libRCTImage.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 580C37551AB0F56E0015E709 /* libRCTImage.a */; };
580C37641AB0F6350015E709 /* libRCTNetwork.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 580C375A1AB0F5970015E709 /* libRCTNetwork.a */; };
580C37651AB0F63E0015E709 /* libRCTText.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 580C375F1AB0F5D10015E709 /* libRCTText.a */; };
580C37921AB1090B0015E709 /* libRCTTest.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 580C378F1AB104B00015E709 /* libRCTTest.a */; };
58B80D5F1ABA4147004008FB /* libRCTTest.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 580C378F1AB104B00015E709 /* libRCTTest.a */; };
/* End PBXBuildFile section */
/* Begin PBXContainerItemProxy section */
004D28A41AAF61C70097A701 /* PBXContainerItemProxy */ = {
58005BCB1ABA44F10062E044 /* PBXContainerItemProxy */ = {
isa = PBXContainerItemProxy;
containerPortal = 83CBB9F71A601CBA00E9B192 /* Project object */;
proxyType = 1;
@ -117,8 +117,8 @@
580C37621AB0F6260015E709 /* libRCTGeolocation.a in Frameworks */,
580C37631AB0F62C0015E709 /* libRCTImage.a in Frameworks */,
580C37641AB0F6350015E709 /* libRCTNetwork.a in Frameworks */,
58B80D5F1ABA4147004008FB /* libRCTTest.a in Frameworks */,
580C37651AB0F63E0015E709 /* libRCTText.a in Frameworks */,
580C37921AB1090B0015E709 /* libRCTTest.a in Frameworks */,
);
runOnlyForDeploymentPostprocessing = 0;
};
@ -258,7 +258,7 @@
buildRules = (
);
dependencies = (
004D28A51AAF61C70097A701 /* PBXTargetDependency */,
58005BCC1ABA44F10062E044 /* PBXTargetDependency */,
);
name = IntegrationTestsTests;
productName = IntegrationTestsTests;
@ -438,10 +438,10 @@
/* End PBXSourcesBuildPhase section */
/* Begin PBXTargetDependency section */
004D28A51AAF61C70097A701 /* PBXTargetDependency */ = {
58005BCC1ABA44F10062E044 /* PBXTargetDependency */ = {
isa = PBXTargetDependency;
target = 13B07F861A680F5B00A75B9A /* IntegrationTests */;
targetProxy = 004D28A41AAF61C70097A701 /* PBXContainerItemProxy */;
targetProxy = 58005BCB1ABA44F10062E044 /* PBXContainerItemProxy */;
};
/* End PBXTargetDependency section */
@ -468,6 +468,7 @@
);
GCC_PREPROCESSOR_DEFINITIONS = (
"DEBUG=1",
"FB_REFERENCE_IMAGE_DIR=\"\\\"$(SOURCE_ROOT)/$(PROJECT_NAME)Tests/ReferenceImages\\\"\"",
"$(inherited)",
);
INFOPLIST_FILE = IntegrationTestsTests/Info.plist;

1
IntegrationTests/IntegrationTestsApp.js
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@ -25,6 +25,7 @@ var TESTS = [
require('./IntegrationTestHarnessTest'),
require('./TimersTest'),
require('./AsyncStorageTest'),
require('./SimpleSnapshotTest'),
];
TESTS.forEach(

35
IntegrationTests/IntegrationTestsTests/IntegrationTestsTests.m
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@ -24,34 +24,57 @@
- (void)setUp
{
_runner = [[RCTTestRunner alloc] initWithApp:@"IntegrationTests/IntegrationTestsApp"];
#ifdef __LP64__
RCTAssert(!__LP64__, @"Tests should be run on 32-bit device simulators (e.g. iPhone 5)");
#endif
NSString *version = [[UIDevice currentDevice] systemVersion];
RCTAssert([version isEqualToString:@"8.1"], @"Tests should be run on iOS 8.1, found %@", version);
_runner = initRunnerForApp(@"IntegrationTests/IntegrationTestsApp");
// If tests have changes, set recordMode = YES below and run the affected tests on an iPhone5, iOS 8.1 simulator.
_runner.recordMode = NO;
}
#pragma mark Logic Tests
- (void)testTheTester
{
[_runner runTest:@"IntegrationTestHarnessTest"];
[_runner runTest:_cmd module:@"IntegrationTestHarnessTest"];
}
- (void)testTheTester_waitOneFrame
{
[_runner runTest:@"IntegrationTestHarnessTest" initialProps:@{@"waitOneFrame": @YES} expectErrorBlock:nil];
[_runner runTest:_cmd module:@"IntegrationTestHarnessTest" initialProps:@{@"waitOneFrame": @YES} expectErrorBlock:nil];
}
- (void)testTheTester_ExpectError
{
[_runner runTest:@"IntegrationTestHarnessTest"
[_runner runTest:_cmd
module:@"IntegrationTestHarnessTest"
initialProps:@{@"shouldThrow": @YES}
expectErrorRegex:[NSRegularExpression regularExpressionWithPattern:@"because shouldThrow" options:0 error:nil]];
}
- (void)testTimers
{
[_runner runTest:@"TimersTest"];
[_runner runTest:_cmd module:@"TimersTest"];
}
- (void)testAsyncStorage
{
[_runner runTest:@"AsyncStorageTest"];
[_runner runTest:_cmd module:@"AsyncStorageTest"];
}
#pragma mark Snapshot Tests
- (void)testSimpleSnapshot
{
[_runner runTest:_cmd module:@"SimpleSnapshotTest"];
}
- (void)testZZZ_NotInRecordMode
{
RCTAssert(_runner.recordMode == NO, @"Don't forget to turn record mode back to NO before commit.");
}
@end

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IntegrationTests/IntegrationTestsTests/ReferenceImages/IntegrationTests-IntegrationTestsApp/testSimpleSnapshot_1@2x.png Normal file
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56
IntegrationTests/SimpleSnapshotTest.js Normal file
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@ -0,0 +1,56 @@
/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
'use strict';
var React = require('react-native');
var {
StyleSheet,
View,
} = React;
var { TestModule } = React.addons;
var SimpleSnapshotTest = React.createClass({
componentDidMount() {
if (!TestModule.verifySnapshot) {
throw new Error('TestModule.verifySnapshot not defined.');
}
requestAnimationFrame(() => TestModule.verifySnapshot(this.done));
},
done() {
TestModule.markTestCompleted();
},
render() {
return (
<View style={{backgroundColor: 'white', padding: 100}}>
<View style={styles.box1} />
<View style={styles.box2} />
</View>
);
}
});
var styles = StyleSheet.create({
box1: {
width: 80,
height: 50,
backgroundColor: 'red',
},
box2: {
top: -10,
left: 20,
width: 70,
height: 90,
backgroundColor: 'blue',
},
});
module.exports = SimpleSnapshotTest;

99
Libraries/RCTTest/FBSnapshotTestCase/FBSnapshotTestCase.h Normal file
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@ -0,0 +1,99 @@
/*
* Copyright (c) 2013, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#import <QuartzCore/QuartzCore.h>
#import <UIKit/UIKit.h>
#import <XCTest/XCTest.h>
#ifndef FB_REFERENCE_IMAGE_DIR
#define FB_REFERENCE_IMAGE_DIR "\"$(SOURCE_ROOT)/$(PROJECT_NAME)Tests/ReferenceImages\""
#endif
/**
Similar to our much-loved XCTAssert() macros. Use this to perform your test. No need to write an explanation, though.
@param view The view to snapshot
@param identifier An optional identifier, used if there are multiple snapshot tests in a given -test method.
@param referenceImageDirectorySuffix An optional suffix, appended to the reference image directory path, such as "_iOS8"
*/
#define FBSnapshotVerifyViewWithReferenceDirectorySuffix(view__, identifier__, referenceImagesDirectorySuffix__) \
{ \
NSError *error__ = nil; \
NSString *referenceImagesDirectory__ = [NSString stringWithFormat:@"%s%@", FB_REFERENCE_IMAGE_DIR, referenceImagesDirectorySuffix__]; \
BOOL comparisonSuccess__ = [self compareSnapshotOfView:(view__) referenceImagesDirectory:referenceImagesDirectory__ identifier:(identifier__) error:&error__]; \
XCTAssertTrue(comparisonSuccess__, @"Snapshot comparison failed: %@", error__); \
}
#define FBSnapshotVerifyView(view__, identifier__) \
{ \
FBSnapshotVerifyViewWithReferenceDirectorySuffix(view__, identifier__, @""); \
}
/**
Similar to our much-loved XCTAssert() macros. Use this to perform your test. No need to write an explanation, though.
@param layer The layer to snapshot
@param identifier An optional identifier, used is there are multiple snapshot tests in a given -test method.
@param referenceImageDirectorySuffix An optional suffix, appended to the reference image directory path, such as "_iOS8"
*/
#define FBSnapshotVerifyLayerWithReferenceDirectorySuffix(layer__, identifier__, referenceImagesDirectorySuffix__) \
{ \
NSError *error__ = nil; \
NSString *referenceImagesDirectory__ = [NSString stringWithFormat:@"%s%@", FB_REFERENCE_IMAGE_DIR, referenceImagesDirectorySuffix__]; \
BOOL comparisonSuccess__ = [self compareSnapshotOfLayer:(layer__) referenceImagesDirectory:referenceImagesDirectory__ identifier:(identifier__) error:&error__]; \
XCTAssertTrue(comparisonSuccess__, @"Snapshot comparison failed: %@", error__); \
}
#define FBSnapshotVerifyLayer(layer__, identifier__) \
{ \
FBSnapshotVerifyLayerWithReferenceDirectorySuffix(layer__, identifier__, @""); \
}
/**
The base class of view snapshotting tests. If you have small UI component, it's often easier to configure it in a test
and compare an image of the view to a reference image that write lots of complex layout-code tests.
In order to flip the tests in your subclass to record the reference images set `recordMode` to YES before calling
-[super setUp].
*/
@interface FBSnapshotTestCase : XCTestCase
/**
When YES, the test macros will save reference images, rather than performing an actual test.
*/
@property (readwrite, nonatomic, assign) BOOL recordMode;
/**
Performs the comparisong or records a snapshot of the layer if recordMode is YES.
@param layer The Layer to snapshot
@param referenceImagesDirectory The directory in which reference images are stored.
@param identifier An optional identifier, used if there are multiple snapshot tests in a given -test method.
@param error An error to log in an XCTAssert() macro if the method fails (missing reference image, images differ, etc).
@returns YES if the comparison (or saving of the reference image) succeeded.
*/
- (BOOL)compareSnapshotOfLayer:(CALayer *)layer
referenceImagesDirectory:(NSString *)referenceImagesDirectory
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
/**
Performs the comparisong or records a snapshot of the view if recordMode is YES.
@param view The view to snapshot
@param referenceImagesDirectory The directory in which reference images are stored.
@param identifier An optional identifier, used if there are multiple snapshot tests in a given -test method.
@param error An error to log in an XCTAssert() macro if the method fails (missing reference image, images differ, etc).
@returns YES if the comparison (or saving of the reference image) succeeded.
*/
- (BOOL)compareSnapshotOfView:(UIView *)view
referenceImagesDirectory:(NSString *)referenceImagesDirectory
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
@end

82
Libraries/RCTTest/FBSnapshotTestCase/FBSnapshotTestCase.m Normal file
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@ -0,0 +1,82 @@
/*
* Copyright (c) 2013, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#import "FBSnapshotTestCase.h"
#import "FBSnapshotTestController.h"
@interface FBSnapshotTestCase ()
@property (readwrite, nonatomic, retain) FBSnapshotTestController *snapshotController;
@end
@implementation FBSnapshotTestCase
- (void)setUp
{
[super setUp];
self.snapshotController = [[FBSnapshotTestController alloc] initWithTestName:NSStringFromClass([self class])];
}
- (void)tearDown
{
self.snapshotController = nil;
[super tearDown];
}
- (BOOL)recordMode
{
return self.snapshotController.recordMode;
}
- (void)setRecordMode:(BOOL)recordMode
{
self.snapshotController.recordMode = recordMode;
}
- (BOOL)compareSnapshotOfLayer:(CALayer *)layer
referenceImagesDirectory:(NSString *)referenceImagesDirectory
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
return [self _compareSnapshotOfViewOrLayer:layer
referenceImagesDirectory:referenceImagesDirectory
identifier:identifier
error:errorPtr];
}
- (BOOL)compareSnapshotOfView:(UIView *)view
referenceImagesDirectory:(NSString *)referenceImagesDirectory
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
return [self _compareSnapshotOfViewOrLayer:view
referenceImagesDirectory:referenceImagesDirectory
identifier:identifier
error:errorPtr];
}
#pragma mark -
#pragma mark Private API
- (BOOL)_compareSnapshotOfViewOrLayer:(id)viewOrLayer
referenceImagesDirectory:(NSString *)referenceImagesDirectory
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
_snapshotController.referenceImagesDirectory = referenceImagesDirectory;
return [_snapshotController compareSnapshotOfViewOrLayer:viewOrLayer
selector:self.invocation.selector
identifier:identifier
error:errorPtr];
}
@end

152
Libraries/RCTTest/FBSnapshotTestCase/FBSnapshotTestController.h Normal file
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@ -0,0 +1,152 @@
/*
* Copyright (c) 2013, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>
typedef NS_ENUM(NSInteger, FBSnapshotTestControllerErrorCode) {
FBSnapshotTestControllerErrorCodeUnknown,
FBSnapshotTestControllerErrorCodeNeedsRecord,
FBSnapshotTestControllerErrorCodePNGCreationFailed,
FBSnapshotTestControllerErrorCodeImagesDifferentSizes,
FBSnapshotTestControllerErrorCodeImagesDifferent,
};
/**
Errors returned by the methods of FBSnapshotTestController use this domain.
*/
extern NSString *const FBSnapshotTestControllerErrorDomain;
/**
Errors returned by the methods of FBSnapshotTestController sometimes contain this key in the `userInfo` dictionary.
*/
extern NSString *const FBReferenceImageFilePathKey;
/**
Provides the heavy-lifting for FBSnapshotTestCase. It loads and saves images, along with performing the actual pixel-
by-pixel comparison of images.
Instances are initialized with the test class, and directories to read and write to.
*/
@interface FBSnapshotTestController : NSObject
/**
Record snapshots.
**/
@property(readwrite, nonatomic, assign) BOOL recordMode;
/**
@param testClass The subclass of FBSnapshotTestCase that is using this controller.
@param referenceImagesDirectory The directory where the reference images are stored.
@returns An instance of FBSnapshotTestController.
*/
- (id)initWithTestClass:(Class)testClass;
/**
Designated initializer.
@param testName The name of the tests.
@param referenceImagesDirectory The directory where the reference images are stored.
@returns An instance of FBSnapshotTestController.
*/
- (id)initWithTestName:(NSString *)testName;
/**
Performs the comparison of the layer.
@param layer The Layer to snapshot.
@param referenceImagesDirectory The directory in which reference images are stored.
@param identifier An optional identifier, used is there are muliptle snapshot tests in a given -test method.
@param error An error to log in an XCTAssert() macro if the method fails (missing reference image, images differ, etc).
@returns YES if the comparison (or saving of the reference image) succeeded.
*/
- (BOOL)compareSnapshotOfLayer:(CALayer *)layer
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
/**
Performs the comparison of the view.
@param view The view to snapshot.
@param referenceImagesDirectory The directory in which reference images are stored.
@param identifier An optional identifier, used is there are muliptle snapshot tests in a given -test method.
@param error An error to log in an XCTAssert() macro if the method fails (missing reference image, images differ, etc).
@returns YES if the comparison (or saving of the reference image) succeeded.
*/
- (BOOL)compareSnapshotOfView:(UIView *)view
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
/**
Performs the comparison of a view or layer.
@param view The view or layer to snapshot.
@param referenceImagesDirectory The directory in which reference images are stored.
@param identifier An optional identifier, used is there are muliptle snapshot tests in a given -test method.
@param error An error to log in an XCTAssert() macro if the method fails (missing reference image, images differ, etc).
@returns YES if the comparison (or saving of the reference image) succeeded.
*/
- (BOOL)compareSnapshotOfViewOrLayer:(id)viewOrLayer
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
/**
The directory in which referfence images are stored.
*/
@property (readwrite, nonatomic, copy) NSString *referenceImagesDirectory;
/**
Loads a reference image.
@param selector The test method being run.
@param identifier The optional identifier, used when multiple images are tested in a single -test method.
@param error An error, if this methods returns nil, the error will be something useful.
@returns An image.
*/
- (UIImage *)referenceImageForSelector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)error;
/**
Saves a reference image.
@param selector The test method being run.
@param identifier The optional identifier, used when multiple images are tested in a single -test method.
@param error An error, if this methods returns NO, the error will be something useful.
@returns An image.
*/
- (BOOL)saveReferenceImage:(UIImage *)image
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
/**
Performs a pixel-by-pixel comparison of the two images.
@param referenceImage The reference (correct) image.
@param image The image to test against the reference.
@param error An error that indicates why the comparison failed if it does.
@param YES if the comparison succeeded and the images are the same.
*/
- (BOOL)compareReferenceImage:(UIImage *)referenceImage
toImage:(UIImage *)image
error:(NSError **)errorPtr;
/**
Saves the reference image and the test image to `failedOutputDirectory`.
@param referenceImage The reference (correct) image.
@param testImage The image to test against the reference.
@param selector The test method being run.
@param identifier The optional identifier, used when multiple images are tested in a single -test method.
@param error An error that indicates why the comparison failed if it does.
@param YES if the save succeeded.
*/
- (BOOL)saveFailedReferenceImage:(UIImage *)referenceImage
testImage:(UIImage *)testImage
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr;
@end

392
Libraries/RCTTest/FBSnapshotTestCase/FBSnapshotTestController.m Normal file
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@ -0,0 +1,392 @@
/*
* Copyright (c) 2013, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#import "FBSnapshotTestController.h"
#import "UIImage+Compare.h"
#import "UIImage+Diff.h"
#import <objc/runtime.h>
#import <UIKit/UIKit.h>
NSString *const FBSnapshotTestControllerErrorDomain = @"FBSnapshotTestControllerErrorDomain";
NSString *const FBReferenceImageFilePathKey = @"FBReferenceImageFilePathKey";
typedef struct RGBAPixel {
char r;
char g;
char b;
char a;
} RGBAPixel;
@interface FBSnapshotTestController ()
@property (readonly, nonatomic, copy) NSString *testName;
@end
@implementation FBSnapshotTestController
{
NSFileManager *_fileManager;
}
#pragma mark -
#pragma mark Lifecycle
- (id)initWithTestClass:(Class)testClass;
{
return [self initWithTestName:NSStringFromClass(testClass)];
}
- (id)initWithTestName:(NSString *)testName
{
if ((self = [super init])) {
_testName = [testName copy];
_fileManager = [[NSFileManager alloc] init];
}
return self;
}
#pragma mark -
#pragma mark Properties
- (NSString *)description
{
return [NSString stringWithFormat:@"%@ %@", [super description], _referenceImagesDirectory];
}
#pragma mark -
#pragma mark Public API
- (UIImage *)referenceImageForSelector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
NSString *filePath = [self _referenceFilePathForSelector:selector identifier:identifier];
UIImage *image = [UIImage imageWithContentsOfFile:filePath];
if (nil == image && NULL != errorPtr) {
BOOL exists = [_fileManager fileExistsAtPath:filePath];
if (!exists) {
*errorPtr = [NSError errorWithDomain:FBSnapshotTestControllerErrorDomain
code:FBSnapshotTestControllerErrorCodeNeedsRecord
userInfo:@{
FBReferenceImageFilePathKey: filePath,
NSLocalizedDescriptionKey: @"Unable to load reference image.",
NSLocalizedFailureReasonErrorKey: @"Reference image not found. You need to run the test in record mode",
}];
} else {
*errorPtr = [NSError errorWithDomain:FBSnapshotTestControllerErrorDomain
code:FBSnapshotTestControllerErrorCodeUnknown
userInfo:nil];
}
}
return image;
}
- (BOOL)saveReferenceImage:(UIImage *)image
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
BOOL didWrite = NO;
if (nil != image) {
NSString *filePath = [self _referenceFilePathForSelector:selector identifier:identifier];
NSData *pngData = UIImagePNGRepresentation(image);
if (nil != pngData) {
NSError *creationError = nil;
BOOL didCreateDir = [_fileManager createDirectoryAtPath:[filePath stringByDeletingLastPathComponent]
withIntermediateDirectories:YES
attributes:nil
error:&creationError];
if (!didCreateDir) {
if (NULL != errorPtr) {
*errorPtr = creationError;
}
return NO;
}
didWrite = [pngData writeToFile:filePath options:NSDataWritingAtomic error:errorPtr];
if (didWrite) {
NSLog(@"Reference image save at: %@", filePath);
}
} else {
if (nil != errorPtr) {
*errorPtr = [NSError errorWithDomain:FBSnapshotTestControllerErrorDomain
code:FBSnapshotTestControllerErrorCodePNGCreationFailed
userInfo:@{
FBReferenceImageFilePathKey: filePath,
}];
}
}
}
return didWrite;
}
- (BOOL)saveFailedReferenceImage:(UIImage *)referenceImage
testImage:(UIImage *)testImage
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
NSData *referencePNGData = UIImagePNGRepresentation(referenceImage);
NSData *testPNGData = UIImagePNGRepresentation(testImage);
NSString *referencePath = [self _failedFilePathForSelector:selector
identifier:identifier
fileNameType:FBTestSnapshotFileNameTypeFailedReference];
NSError *creationError = nil;
BOOL didCreateDir = [_fileManager createDirectoryAtPath:[referencePath stringByDeletingLastPathComponent]
withIntermediateDirectories:YES
attributes:nil
error:&creationError];
if (!didCreateDir) {
if (NULL != errorPtr) {
*errorPtr = creationError;
}
return NO;
}
if (![referencePNGData writeToFile:referencePath options:NSDataWritingAtomic error:errorPtr]) {
return NO;
}
NSString *testPath = [self _failedFilePathForSelector:selector
identifier:identifier
fileNameType:FBTestSnapshotFileNameTypeFailedTest];
if (![testPNGData writeToFile:testPath options:NSDataWritingAtomic error:errorPtr]) {
return NO;
}
NSString *diffPath = [self _failedFilePathForSelector:selector
identifier:identifier
fileNameType:FBTestSnapshotFileNameTypeFailedTestDiff];
UIImage *diffImage = [referenceImage diffWithImage:testImage];
NSData *diffImageData = UIImagePNGRepresentation(diffImage);
if (![diffImageData writeToFile:diffPath options:NSDataWritingAtomic error:errorPtr]) {
return NO;
}
NSLog(@"If you have Kaleidoscope installed you can run this command to see an image diff:\n"
@"ksdiff \"%@\" \"%@\"", referencePath, testPath);
return YES;
}
- (BOOL)compareReferenceImage:(UIImage *)referenceImage toImage:(UIImage *)image error:(NSError **)errorPtr
{
if (CGSizeEqualToSize(referenceImage.size, image.size)) {
BOOL imagesEqual = [referenceImage compareWithImage:image];
if (NULL != errorPtr) {
*errorPtr = [NSError errorWithDomain:FBSnapshotTestControllerErrorDomain
code:FBSnapshotTestControllerErrorCodeImagesDifferent
userInfo:@{
NSLocalizedDescriptionKey: @"Images different",
}];
}
return imagesEqual;
}
if (NULL != errorPtr) {
*errorPtr = [NSError errorWithDomain:FBSnapshotTestControllerErrorDomain
code:FBSnapshotTestControllerErrorCodeImagesDifferentSizes
userInfo:@{
NSLocalizedDescriptionKey: @"Images different sizes",
NSLocalizedFailureReasonErrorKey: [NSString stringWithFormat:@"referenceImage:%@, image:%@",
NSStringFromCGSize(referenceImage.size),
NSStringFromCGSize(image.size)],
}];
}
return NO;
}
#pragma mark -
#pragma mark Private API
typedef NS_ENUM(NSUInteger, FBTestSnapshotFileNameType) {
FBTestSnapshotFileNameTypeReference,
FBTestSnapshotFileNameTypeFailedReference,
FBTestSnapshotFileNameTypeFailedTest,
FBTestSnapshotFileNameTypeFailedTestDiff,
};
- (NSString *)_fileNameForSelector:(SEL)selector
identifier:(NSString *)identifier
fileNameType:(FBTestSnapshotFileNameType)fileNameType
{
NSString *fileName = nil;
switch (fileNameType) {
case FBTestSnapshotFileNameTypeFailedReference:
fileName = @"reference_";
break;
case FBTestSnapshotFileNameTypeFailedTest:
fileName = @"failed_";
break;
case FBTestSnapshotFileNameTypeFailedTestDiff:
fileName = @"diff_";
break;
default:
fileName = @"";
break;
}
fileName = [fileName stringByAppendingString:NSStringFromSelector(selector)];
if (0 < identifier.length) {
fileName = [fileName stringByAppendingFormat:@"_%@", identifier];
}
if ([[UIScreen mainScreen] scale] > 1.0) {
fileName = [fileName stringByAppendingFormat:@"@%.fx", [[UIScreen mainScreen] scale]];
}
fileName = [fileName stringByAppendingPathExtension:@"png"];
return fileName;
}
- (NSString *)_referenceFilePathForSelector:(SEL)selector identifier:(NSString *)identifier
{
NSString *fileName = [self _fileNameForSelector:selector
identifier:identifier
fileNameType:FBTestSnapshotFileNameTypeReference];
NSString *filePath = [_referenceImagesDirectory stringByAppendingPathComponent:_testName];
filePath = [filePath stringByAppendingPathComponent:fileName];
return filePath;
}
- (NSString *)_failedFilePathForSelector:(SEL)selector
identifier:(NSString *)identifier
fileNameType:(FBTestSnapshotFileNameType)fileNameType
{
NSString *fileName = [self _fileNameForSelector:selector
identifier:identifier
fileNameType:fileNameType];
NSString *folderPath = NSTemporaryDirectory();
if (getenv("IMAGE_DIFF_DIR")) {
folderPath = @(getenv("IMAGE_DIFF_DIR"));
}
NSString *filePath = [folderPath stringByAppendingPathComponent:_testName];
filePath = [filePath stringByAppendingPathComponent:fileName];
return filePath;
}
- (BOOL)compareSnapshotOfLayer:(CALayer *)layer
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
return [self compareSnapshotOfViewOrLayer:layer
selector:selector
identifier:identifier
error:errorPtr];
}
- (BOOL)compareSnapshotOfView:(UIView *)view
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
return [self compareSnapshotOfViewOrLayer:view
selector:selector
identifier:identifier
error:errorPtr];
}
- (BOOL)compareSnapshotOfViewOrLayer:(id)viewOrLayer
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
if (self.recordMode) {
return [self _recordSnapshotOfViewOrLayer:viewOrLayer selector:selector identifier:identifier error:errorPtr];
} else {
return [self _performPixelComparisonWithViewOrLayer:viewOrLayer selector:selector identifier:identifier error:errorPtr];
}
}
#pragma mark -
#pragma mark Private API
- (BOOL)_performPixelComparisonWithViewOrLayer:(UIView *)viewOrLayer
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
UIImage *referenceImage = [self referenceImageForSelector:selector identifier:identifier error:errorPtr];
if (nil != referenceImage) {
UIImage *snapshot = [self _snapshotViewOrLayer:viewOrLayer];
BOOL imagesSame = [self compareReferenceImage:referenceImage toImage:snapshot error:errorPtr];
if (!imagesSame) {
[self saveFailedReferenceImage:referenceImage
testImage:snapshot
selector:selector
identifier:identifier
error:errorPtr];
}
return imagesSame;
}
return NO;
}
- (BOOL)_recordSnapshotOfViewOrLayer:(id)viewOrLayer
selector:(SEL)selector
identifier:(NSString *)identifier
error:(NSError **)errorPtr
{
UIImage *snapshot = [self _snapshotViewOrLayer:viewOrLayer];
return [self saveReferenceImage:snapshot selector:selector identifier:identifier error:errorPtr];
}
- (UIImage *)_snapshotViewOrLayer:(id)viewOrLayer
{
CALayer *layer = nil;
if ([viewOrLayer isKindOfClass:[UIView class]]) {
return [self _renderView:viewOrLayer];
} else if ([viewOrLayer isKindOfClass:[CALayer class]]) {
layer = (CALayer *)viewOrLayer;
[layer layoutIfNeeded];
return [self _renderLayer:layer];
} else {
[NSException raise:@"Only UIView and CALayer classes can be snapshotted" format:@"%@", viewOrLayer];
}
return nil;
}
- (UIImage *)_renderLayer:(CALayer *)layer
{
CGRect bounds = layer.bounds;
NSAssert1(CGRectGetWidth(bounds), @"Zero width for layer %@", layer);
NSAssert1(CGRectGetHeight(bounds), @"Zero height for layer %@", layer);
UIGraphicsBeginImageContextWithOptions(bounds.size, NO, 0);
CGContextRef context = UIGraphicsGetCurrentContext();
NSAssert1(context, @"Could not generate context for layer %@", layer);
CGContextSaveGState(context);
{
[layer renderInContext:context];
}
CGContextRestoreGState(context);
UIImage *snapshot = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return snapshot;
}
- (UIImage *)_renderView:(UIView *)view
{
[view layoutIfNeeded];
return [self _renderLayer:view.layer];
}
@end

37
Libraries/RCTTest/FBSnapshotTestCase/UIImage+Compare.h Normal file
View File

@ -0,0 +1,37 @@
//
// Created by Gabriel Handford on 3/1/09.
// Copyright 2009-2013. All rights reserved.
// Created by John Boiles on 10/20/11.
// Copyright (c) 2011. All rights reserved
// Modified by Felix Schulze on 2/11/13.
// Copyright 2013. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#import <UIKit/UIKit.h>
@interface UIImage (Compare)
- (BOOL)compareWithImage:(UIImage *)image;
@end

91
Libraries/RCTTest/FBSnapshotTestCase/UIImage+Compare.m Normal file
View File

@ -0,0 +1,91 @@
//
// Created by Gabriel Handford on 3/1/09.
// Copyright 2009-2013. All rights reserved.
// Created by John Boiles on 10/20/11.
// Copyright (c) 2011. All rights reserved
// Modified by Felix Schulze on 2/11/13.
// Copyright 2013. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#import "UIImage+Compare.h"
@implementation UIImage (Compare)
- (BOOL)compareWithImage:(UIImage *)image
{
NSAssert(CGSizeEqualToSize(self.size, image.size), @"Images must be same size.");
// The images have the equal size, so we could use the smallest amount of bytes because of byte padding
size_t minBytesPerRow = MIN(CGImageGetBytesPerRow(self.CGImage), CGImageGetBytesPerRow(image.CGImage));
size_t referenceImageSizeBytes = CGImageGetHeight(self.CGImage) * minBytesPerRow;
void *referenceImagePixels = calloc(1, referenceImageSizeBytes);
void *imagePixels = calloc(1, referenceImageSizeBytes);
if (!referenceImagePixels || !imagePixels) {
free(referenceImagePixels);
free(imagePixels);
return NO;
}
CGContextRef referenceImageContext = CGBitmapContextCreate(referenceImagePixels,
CGImageGetWidth(self.CGImage),
CGImageGetHeight(self.CGImage),
CGImageGetBitsPerComponent(self.CGImage),
minBytesPerRow,
CGImageGetColorSpace(self.CGImage),
(CGBitmapInfo)kCGImageAlphaPremultipliedLast
);
CGContextRef imageContext = CGBitmapContextCreate(imagePixels,
CGImageGetWidth(image.CGImage),
CGImageGetHeight(image.CGImage),
CGImageGetBitsPerComponent(image.CGImage),
minBytesPerRow,
CGImageGetColorSpace(image.CGImage),
(CGBitmapInfo)kCGImageAlphaPremultipliedLast
);
CGFloat scaleFactor = [[UIScreen mainScreen] scale];
CGContextScaleCTM(referenceImageContext, scaleFactor, scaleFactor);
CGContextScaleCTM(imageContext, scaleFactor, scaleFactor);
if (!referenceImageContext || !imageContext) {
CGContextRelease(referenceImageContext);
CGContextRelease(imageContext);
free(referenceImagePixels);
free(imagePixels);
return NO;
}
CGContextDrawImage(referenceImageContext, CGRectMake(0.0f, 0.0f, self.size.width, self.size.height), self.CGImage);
CGContextDrawImage(imageContext, CGRectMake(0.0f, 0.0f, image.size.width, image.size.height), image.CGImage);
CGContextRelease(referenceImageContext);
CGContextRelease(imageContext);
BOOL imageEqual = (memcmp(referenceImagePixels, imagePixels, referenceImageSizeBytes) == 0);
free(referenceImagePixels);
free(imagePixels);
return imageEqual;
}
@end

37
Libraries/RCTTest/FBSnapshotTestCase/UIImage+Diff.h Normal file
View File

@ -0,0 +1,37 @@
//
// Created by Gabriel Handford on 3/1/09.
// Copyright 2009-2013. All rights reserved.
// Created by John Boiles on 10/20/11.
// Copyright (c) 2011. All rights reserved
// Modified by Felix Schulze on 2/11/13.
// Copyright 2013. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#import <UIKit/UIKit.h>
@interface UIImage (Diff)
- (UIImage *)diffWithImage:(UIImage *)image;
@end

56
Libraries/RCTTest/FBSnapshotTestCase/UIImage+Diff.m Normal file
View File

@ -0,0 +1,56 @@
//
// Created by Gabriel Handford on 3/1/09.
// Copyright 2009-2013. All rights reserved.
// Created by John Boiles on 10/20/11.
// Copyright (c) 2011. All rights reserved
// Modified by Felix Schulze on 2/11/13.
// Copyright 2013. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#import "UIImage+Diff.h"
@implementation UIImage (Diff)
- (UIImage *)diffWithImage:(UIImage *)image
{
if (!image) {
return nil;
}
CGSize imageSize = CGSizeMake(MAX(self.size.width, image.size.width), MAX(self.size.height, image.size.height));
UIGraphicsBeginImageContextWithOptions(imageSize, YES, 0.0);
CGContextRef context = UIGraphicsGetCurrentContext();
[self drawInRect:CGRectMake(0, 0, self.size.width, self.size.height)];
CGContextSetAlpha(context, 0.5f);
CGContextBeginTransparencyLayer(context, NULL);
[image drawInRect:CGRectMake(0, 0, image.size.width, image.size.height)];
CGContextSetBlendMode(context, kCGBlendModeDifference);
CGContextSetFillColorWithColor(context,[UIColor whiteColor].CGColor);
CGContextFillRect(context, CGRectMake(0, 0, self.size.width, self.size.height));
CGContextEndTransparencyLayer(context);
UIImage *returnImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return returnImage;
}
@end

30
Libraries/RCTTest/RCTTest.xcodeproj/project.pbxproj
View File

@ -10,6 +10,9 @@
585135371AB3C56F00882537 /* RCTTestModule.m in Sources */ = {isa = PBXBuildFile; fileRef = 585135341AB3C56F00882537 /* RCTTestModule.m */; };
585135381AB3C57000882537 /* RCTTestRunner.m in Sources */ = {isa = PBXBuildFile; fileRef = 585135361AB3C56F00882537 /* RCTTestRunner.m */; };
585135391AB3C59A00882537 /* RCTTestRunner.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = 585135351AB3C56F00882537 /* RCTTestRunner.h */; };
58E64FED1AB964CD007446E2 /* FBSnapshotTestController.m in Sources */ = {isa = PBXBuildFile; fileRef = 58E64FE71AB964CD007446E2 /* FBSnapshotTestController.m */; };
58E64FEE1AB964CD007446E2 /* UIImage+Compare.m in Sources */ = {isa = PBXBuildFile; fileRef = 58E64FE91AB964CD007446E2 /* UIImage+Compare.m */; };
58E64FEF1AB964CD007446E2 /* UIImage+Diff.m in Sources */ = {isa = PBXBuildFile; fileRef = 58E64FEB1AB964CD007446E2 /* UIImage+Diff.m */; };
/* End PBXBuildFile section */
/* Begin PBXCopyFilesBuildPhase section */
@ -31,6 +34,14 @@
585135341AB3C56F00882537 /* RCTTestModule.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTTestModule.m; sourceTree = "<group>"; };
585135351AB3C56F00882537 /* RCTTestRunner.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTTestRunner.h; sourceTree = "<group>"; };
585135361AB3C56F00882537 /* RCTTestRunner.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTTestRunner.m; sourceTree = "<group>"; };
58E64FE41AB964CD007446E2 /* FBSnapshotTestCase.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FBSnapshotTestCase.h; sourceTree = "<group>"; };
58E64FE51AB964CD007446E2 /* FBSnapshotTestCase.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = FBSnapshotTestCase.m; sourceTree = "<group>"; };
58E64FE61AB964CD007446E2 /* FBSnapshotTestController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FBSnapshotTestController.h; sourceTree = "<group>"; };
58E64FE71AB964CD007446E2 /* FBSnapshotTestController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = FBSnapshotTestController.m; sourceTree = "<group>"; };
58E64FE81AB964CD007446E2 /* UIImage+Compare.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIImage+Compare.h"; sourceTree = "<group>"; };
58E64FE91AB964CD007446E2 /* UIImage+Compare.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIImage+Compare.m"; sourceTree = "<group>"; };
58E64FEA1AB964CD007446E2 /* UIImage+Diff.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIImage+Diff.h"; sourceTree = "<group>"; };
58E64FEB1AB964CD007446E2 /* UIImage+Diff.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIImage+Diff.m"; sourceTree = "<group>"; };
/* End PBXFileReference section */
/* Begin PBXFrameworksBuildPhase section */
@ -51,6 +62,7 @@
585135341AB3C56F00882537 /* RCTTestModule.m */,
585135351AB3C56F00882537 /* RCTTestRunner.h */,
585135361AB3C56F00882537 /* RCTTestRunner.m */,
58E64FE31AB964CD007446E2 /* FBSnapshotTestCase */,
580C37701AB104AF0015E709 /* Products */,
);
sourceTree = "<group>";
@ -63,6 +75,21 @@
name = Products;
sourceTree = "<group>";
};
58E64FE31AB964CD007446E2 /* FBSnapshotTestCase */ = {
isa = PBXGroup;
children = (
58E64FE41AB964CD007446E2 /* FBSnapshotTestCase.h */,
58E64FE51AB964CD007446E2 /* FBSnapshotTestCase.m */,
58E64FE61AB964CD007446E2 /* FBSnapshotTestController.h */,
58E64FE71AB964CD007446E2 /* FBSnapshotTestController.m */,
58E64FE81AB964CD007446E2 /* UIImage+Compare.h */,
58E64FE91AB964CD007446E2 /* UIImage+Compare.m */,
58E64FEA1AB964CD007446E2 /* UIImage+Diff.h */,
58E64FEB1AB964CD007446E2 /* UIImage+Diff.m */,
);
path = FBSnapshotTestCase;
sourceTree = "<group>";
};
/* End PBXGroup section */
/* Begin PBXNativeTarget section */
@ -119,7 +146,10 @@
isa = PBXSourcesBuildPhase;
buildActionMask = 2147483647;
files = (
58E64FEE1AB964CD007446E2 /* UIImage+Compare.m in Sources */,
585135371AB3C56F00882537 /* RCTTestModule.m in Sources */,
58E64FEF1AB964CD007446E2 /* UIImage+Diff.m in Sources */,
58E64FED1AB964CD007446E2 /* FBSnapshotTestController.m in Sources */,
585135381AB3C57000882537 /* RCTTestRunner.m in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;

10
Libraries/RCTTest/RCTTestModule.h
View File

@ -7,10 +7,20 @@
* of patent rights can be found in the PATENTS file in the same directory.
*/
#import <UIKit/UIKit.h>
#import "RCTBridgeModule.h"
@class FBSnapshotTestController;
@interface RCTTestModule : NSObject <RCTBridgeModule>
// This is typically polled while running the runloop until true
@property (nonatomic, readonly, getter=isDone) BOOL done;
// This is used to give meaningful names to snapshot image files.
@property (nonatomic, assign) SEL testSelector;
- (instancetype)initWithSnapshotController:(FBSnapshotTestController *)controller view:(UIView *)view;
@end

41
Libraries/RCTTest/RCTTestModule.m
View File

@ -9,7 +9,46 @@
#import "RCTTestModule.h"
@implementation RCTTestModule
#import "FBSnapshotTestController.h"
#import "RCTAssert.h"
#import "RCTLog.h"
@implementation RCTTestModule {
__weak FBSnapshotTestController *_snapshotController;
__weak UIView *_view;
NSMutableDictionary *_snapshotCounter;
}
- (instancetype)initWithSnapshotController:(FBSnapshotTestController *)controller view:(UIView *)view
{
if ((self = [super init])) {
_snapshotController = controller;
_view = view;
_snapshotCounter = [NSMutableDictionary new];
}
return self;
}
- (void)verifySnapshot:(RCTResponseSenderBlock)callback
{
RCT_EXPORT();
if (!_snapshotController) {
RCTLogWarn(@"No snapshot controller configured.");
callback(@[]);
return;
}
NSError *error = nil;
NSString *testName = NSStringFromSelector(_testSelector);
_snapshotCounter[testName] = @([_snapshotCounter[testName] integerValue] + 1);
BOOL success = [_snapshotController compareSnapshotOfView:_view
selector:_testSelector
identifier:[_snapshotCounter[testName] stringValue]
error:&error];
RCTAssert(success, @"Snapshot comparison failed: %@", error);
callback(@[]);
}
- (void)markTestCompleted
{

58
Libraries/RCTTest/RCTTestRunner.h
View File

@ -9,13 +9,63 @@
#import <Foundation/Foundation.h>
/**
* Use the initRunnerForApp macro for typical usage.
*
* Add this to your test target's gcc preprocessor macros:
*
* FB_REFERENCE_IMAGE_DIR="\"$(SOURCE_ROOT)/$(PROJECT_NAME)Tests/ReferenceImages\""
*/
#define initRunnerForApp(app__) [[RCTTestRunner alloc] initWithApp:(app__) referenceDir:@FB_REFERENCE_IMAGE_DIR]
@interface RCTTestRunner : NSObject
@property (nonatomic, assign) BOOL recordMode;
@property (nonatomic, copy) NSString *script;
- (instancetype)initWithApp:(NSString *)app;
- (void)runTest:(NSString *)moduleName;
- (void)runTest:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorRegex:(NSRegularExpression *)expectErrorRegex;
- (void)runTest:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorBlock:(BOOL(^)(NSString *error))expectErrorBlock;
/**
* Initialize a runner. It's recommended that you use the initRunnerForApp macro instead of calling this directly.
*
* @param app The path to the app bundle without suffixes, e.g. IntegrationTests/IntegrationTestsApp
* @param referencesDir The path for snapshot references images. The initRunnerForApp macro uses
* FB_REFERENCE_IMAGE_DIR for this automatically.
*/
- (instancetype)initWithApp:(NSString *)app referenceDir:(NSString *)referenceDir;
/**
* Simplest runTest function simply mounts the specified JS module with no initialProps and waits for it to call
*
* RCTTestModule.markTestCompleted()
*
* JS errors/exceptions and timeouts will fail the test. Snapshot tests call RCTTestModule.verifySnapshot whenever they
* want to verify what has been rendered (typically via requestAnimationFrame to make sure the latest state has been
* rendered in native.
*
* @param test Selector of the test, usually just `_cmd`.
* @param moduleName Name of the JS component as registered by `AppRegistry.registerComponent` in JS.
*/
- (void)runTest:(SEL)test module:(NSString *)moduleName;
/**
* Same as runTest:, but allows for passing initialProps for providing mock data or requesting different behaviors, and
* expectErrorRegex verifies that the error you expected was thrown.
*
* @param test Selector of the test, usually just `_cmd`.
* @param moduleName Name of the JS component as registered by `AppRegistry.registerComponent` in JS.
* @param initialProps props that are passed into the component when rendered.
* @param expectErrorRegex A regex that must match the error thrown. If no error is thrown, the test fails.
*/
- (void)runTest:(SEL)test module:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorRegex:(NSRegularExpression *)expectErrorRegex;
/**
* Same as runTest:, but allows for passing initialProps for providing mock data or requesting different behaviors, and
* expectErrorBlock provides arbitrary logic for processing errors (nil will cause any error to fail the test).
*
* @param test Selector of the test, usually just `_cmd`.
* @param moduleName Name of the JS component as registered by `AppRegistry.registerComponent` in JS.
* @param initialProps props that are passed into the component when rendered.
* @param expectErrorBlock A block that takes the error message and returns NO to fail the test.
*/
- (void)runTest:(SEL)test module:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorBlock:(BOOL(^)(NSString *error))expectErrorBlock;
@end

51
Libraries/RCTTest/RCTTestRunner.m
View File

@ -9,6 +9,7 @@
#import "RCTTestRunner.h"
#import "FBSnapshotTestController.h"
#import "RCTRedBox.h"
#import "RCTRootView.h"
#import "RCTTestModule.h"
@ -17,33 +18,55 @@
#define TIMEOUT_SECONDS 240
@implementation RCTTestRunner
- (instancetype)initWithApp:(NSString *)app
{
if (self = [super init]) {
FBSnapshotTestController *_snapshotController;
}
- (instancetype)initWithApp:(NSString *)app referenceDir:(NSString *)referenceDir
{
if ((self = [super init])) {
NSString *sanitizedAppName = [app stringByReplacingOccurrencesOfString:@"/" withString:@"-"];
sanitizedAppName = [sanitizedAppName stringByReplacingOccurrencesOfString:@"\\" withString:@"-"];
_snapshotController = [[FBSnapshotTestController alloc] initWithTestName:sanitizedAppName];
_snapshotController.referenceImagesDirectory = referenceDir;
_script = [NSString stringWithFormat:@"http://localhost:8081/%@.includeRequire.runModule.bundle?dev=true", app];
}
return self;
}
- (void)runTest:(NSString *)moduleName
- (void)setRecordMode:(BOOL)recordMode
{
[self runTest:moduleName initialProps:nil expectErrorBlock:nil];
_snapshotController.recordMode = recordMode;
}
- (void)runTest:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorRegex:(NSRegularExpression *)errorRegex
- (BOOL)recordMode
{
[self runTest:moduleName initialProps:initialProps expectErrorBlock:^BOOL(NSString *error){
return _snapshotController.recordMode;
}
- (void)runTest:(SEL)test module:(NSString *)moduleName
{
[self runTest:test module:moduleName initialProps:nil expectErrorBlock:nil];
}
- (void)runTest:(SEL)test module:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorRegex:(NSRegularExpression *)errorRegex
{
[self runTest:test module:moduleName initialProps:initialProps expectErrorBlock:^BOOL(NSString *error){
return [errorRegex numberOfMatchesInString:error options:0 range:NSMakeRange(0, [error length])] > 0;
}];
}
- (void)runTest:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorBlock:(BOOL(^)(NSString *error))expectErrorBlock
- (void)runTest:(SEL)test module:(NSString *)moduleName initialProps:(NSDictionary *)initialProps expectErrorBlock:(BOOL(^)(NSString *error))expectErrorBlock
{
RCTTestModule *testModule = [[RCTTestModule alloc] init];
RCTRootView *rootView = [[RCTRootView alloc] init];
UIViewController *vc = [[[[UIApplication sharedApplication] delegate] window] rootViewController];
vc.view = rootView;
if ([vc.view isKindOfClass:[RCTRootView class]]) {
[(RCTRootView *)vc.view invalidate]; // Make sure the normal app view doesn't interfere
}
vc.view = [[UIView alloc] init];
RCTRootView *rootView = [[RCTRootView alloc] initWithFrame:CGRectMake(0, 0, 320, 2000)]; // Constant size for testing on multiple devices
RCTTestModule *testModule = [[RCTTestModule alloc] initWithSnapshotController:_snapshotController view:rootView];
testModule.testSelector = test;
[vc.view addSubview:rootView]; // Add as subview so it doesn't get resized
rootView.moduleProvider = ^(void){
return @[testModule];
};
@ -58,9 +81,13 @@
[[NSRunLoop mainRunLoop] runMode:NSRunLoopCommonModes beforeDate:date];
error = [[RCTRedBox sharedInstance] currentErrorMessage];
}
[rootView invalidate];
[rootView removeFromSuperview];
RCTAssert(vc.view.subviews.count == 0, @"There shouldn't be any other views: %@", vc.view);
vc.view = nil;
[[RCTRedBox sharedInstance] dismiss];
if (expectErrorBlock) {
RCTAssert(expectErrorBlock(error), @"Expected an error but got none.");
RCTAssert(expectErrorBlock(error), @"Expected an error but nothing matched.");
} else if (error) {
RCTAssert(error == nil, @"RedBox error: %@", error);
} else {

3
Libraries/react-native/react-native.js vendored
View File

@ -62,11 +62,12 @@ var ReactNative = Object.assign(Object.create(require('React')), {
NativeModules: require('NativeModules'),
addons: {
batchedUpdates: require('ReactUpdates').batchedUpdates,
LinkedStateMixin: require('LinkedStateMixin'),
Perf: undefined,
PureRenderMixin: require('ReactComponentWithPureRenderMixin'),
TestModule: require('NativeModules').TestModule,
TestUtils: undefined,
batchedUpdates: require('ReactUpdates').batchedUpdates,
cloneWithProps: require('cloneWithProps'),
update: require('update'),
},

2
ReactKit/Base/RCTRootView.h
View File

@ -11,7 +11,7 @@
#import "RCTBridge.h"
@interface RCTRootView : UIView
@interface RCTRootView : UIView<RCTInvalidating>
/**
* The URL of the bundled application script (required).

36
ReactKit/Base/RCTRootView.m
View File

@ -106,12 +106,32 @@ static Class _globalExecutorClass;
[_bridge enqueueJSCall:@"ReactIOS.unmountComponentAtNodeAndRemoveContainer"
args:@[self.reactTag]];
[self invalidate];
}
#pragma mark - RCTInvalidating
- (BOOL)isValid
{
return [_bridge isValid];
}
- (void)invalidate
{
// Clear view
[self.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
[self removeGestureRecognizer:_touchHandler];
[_touchHandler invalidate];
[_executor invalidate];
// TODO: eventually we'll want to be able to share the bridge between
// multiple rootviews, in which case we'll need to move this elsewhere
[_bridge invalidate];
}
#pragma mark Bundle loading
- (void)bundleFinishedLoading:(NSError *)error
{
if (error != nil) {
@ -137,19 +157,12 @@ static Class _globalExecutorClass;
- (void)loadBundle
{
// Clear view
[self.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
[self invalidate];
if (!_scriptURL) {
return;
}
// Clean up
[self removeGestureRecognizer:_touchHandler];
[_touchHandler invalidate];
[_executor invalidate];
[_bridge invalidate];
// Choose local executor if specified, followed by global, followed by default
_executor = [[_executorClass ?: _globalExecutorClass ?: [RCTContextExecutor class] alloc] init];
_bridge = [[RCTBridge alloc] initWithExecutor:_executor moduleProvider:_moduleProvider];
@ -209,6 +222,9 @@ static Class _globalExecutorClass;
[self bundleFinishedLoading:error];
return;
}
if (!_bridge.isValid) {
return; // Bridge was invalidated in the meanwhile
}
// Success!
RCTSourceCode *sourceCodeModule = _bridge.modules[NSStringFromClass([RCTSourceCode class])];
@ -217,7 +233,9 @@ static Class _globalExecutorClass;
[_bridge enqueueApplicationScript:rawText url:_scriptURL onComplete:^(NSError *error) {
dispatch_async(dispatch_get_main_queue(), ^{
[self bundleFinishedLoading:error];
if (_bridge.isValid) {
[self bundleFinishedLoading:error];
}
});
}];

19
runXcodeTests.sh Executable file
View File

@ -0,0 +1,19 @@
#!/bin/sh
# Run from react-native root
set -e
xctool \
-project IntegrationTests/IntegrationTests.xcodeproj \
-scheme IntegrationTests \
-sdk iphonesimulator8.1 \
-destination "platform=iOS Simulator,OS=${1},name=iPhone 5" \
build test
xctool \
-project Examples/UIExplorer/UIExplorer.xcodeproj \
-scheme UIExplorer \
-sdk iphonesimulator8.1 \
-destination "platform=iOS Simulator,OS=${1},name=iPhone 5" \
build test