react-native/Examples/UIExplorer/UIExplorerUnitTests/RCTMethodArgumentTests.m

185 lines
7.5 KiB
Objective-C

/**
* The examples provided by Facebook are for non-commercial testing and
* evaluation purposes only.
*
* Facebook reserves all rights not expressly granted.
*
* 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 NON INFRINGEMENT. IN NO EVENT SHALL
* FACEBOOK 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>
#import <XCTest/XCTest.h>
#import "RCTModuleMethod.h"
@interface RCTMethodArgumentTests : XCTestCase
@end
@implementation RCTMethodArgumentTests
extern SEL RCTParseMethodSignature(NSString *methodSignature, NSArray **argTypes);
- (void)testOneArgument
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSInteger)foo";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:");
XCTAssertEqual(arguments.count, (NSUInteger)1);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSInteger");
}
- (void)testTwoArguments
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSInteger)foo bar:(BOOL)bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSInteger");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"BOOL");
}
- (void)testSpaces
{
NSArray *arguments;
NSString *methodSignature = @"foo : (NSInteger)foo bar : (BOOL) bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSInteger");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"BOOL");
}
- (void)testNewlines
{
NSArray *arguments;
NSString *methodSignature = @"foo : (NSInteger)foo\nbar : (BOOL) bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSInteger");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"BOOL");
}
- (void)testUnnamedArgs
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSInteger)foo:(BOOL)bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo::");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSInteger");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"BOOL");
}
- (void)testUntypedUnnamedArgs
{
NSArray *arguments;
NSString *methodSignature = @"foo:foo:bar:bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:::");
XCTAssertEqual(arguments.count, (NSUInteger)3);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"id");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"id");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[2]).type, @"id");
}
- (void)testAttributes
{
NSArray *arguments;
NSString *methodSignature = @"foo:(__attribute__((unused)) NSString *)foo bar:(__unused BOOL)bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSString");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"BOOL");
}
- (void)testNullability
{
NSArray *arguments;
NSString *methodSignature = @"foo:(nullable NSString *)foo bar:(nonnull NSNumber *)bar baz:(id)baz";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:baz:");
XCTAssertEqual(arguments.count, (NSUInteger)3);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSString");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"NSNumber");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[2]).type, @"id");
XCTAssertEqual(((RCTMethodArgument *)arguments[0]).nullability, RCTNullable);
XCTAssertEqual(((RCTMethodArgument *)arguments[1]).nullability, RCTNonnullable);
XCTAssertEqual(((RCTMethodArgument *)arguments[2]).nullability, RCTNullabilityUnspecified);
}
- (void)testSemicolonStripping
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSString *)foo bar:(BOOL)bar;";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSString");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"BOOL");
}
- (void)testUnused
{
NSArray *arguments;
NSString *methodSignature = @"foo:(__unused NSString *)foo bar:(NSNumber *)bar";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:bar:");
XCTAssertEqual(arguments.count, (NSUInteger)2);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSString");
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[1]).type, @"NSNumber");
XCTAssertTrue(((RCTMethodArgument *)arguments[0]).unused);
XCTAssertFalse(((RCTMethodArgument *)arguments[1]).unused);
}
- (void)testGenericArray
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSArray<NSString *> *)foo;";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:");
XCTAssertEqual(arguments.count, (NSUInteger)1);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSStringArray");
}
- (void)testNestedGenericArray
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSArray<NSArray<NSString *> *> *)foo;";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:");
XCTAssertEqual(arguments.count, (NSUInteger)1);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSStringArrayArray");
}
- (void)testGenericSet
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSSet<NSNumber *> *)foo;";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:");
XCTAssertEqual(arguments.count, (NSUInteger)1);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSNumberSet");
}
- (void)testGenericDictionary
{
NSArray *arguments;
NSString *methodSignature = @"foo:(NSDictionary<NSString *, NSNumber *> *)foo;";
SEL selector = RCTParseMethodSignature(methodSignature, &arguments);
XCTAssertEqualObjects(NSStringFromSelector(selector), @"foo:");
XCTAssertEqual(arguments.count, (NSUInteger)1);
XCTAssertEqualObjects(((RCTMethodArgument *)arguments[0]).type, @"NSNumberDictionary");
}
@end