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

146 lines
5.3 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 "RCTBridgeModule.h"
#import "RCTModuleMethod.h"
#import "RCTLog.h"
static BOOL RCTLogsError(void (^block)(void))
{
__block BOOL loggedError = NO;
RCTPerformBlockWithLogFunction(block, ^(RCTLogLevel level,
__unused RCTLogSource source,
__unused NSString *fileName,
__unused NSNumber *lineNumber,
__unused NSString *message) {
loggedError = (level == RCTLogLevelError);
});
return loggedError;
}
@interface RCTModuleMethodTests : XCTestCase <RCTBridgeModule>
@end
@implementation RCTModuleMethodTests
{
CGRect _s;
}
+ (NSString *)moduleName { return nil; }
- (void)doFooWithBar:(__unused NSString *)bar { }
- (void)testNonnull
{
NSString *methodSignature = @"doFooWithBar:(nonnull NSString *)bar";
RCTModuleMethod *method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
XCTAssertFalse(RCTLogsError(^{
[method invokeWithBridge:nil module:self arguments:@[@"Hello World"]];
}));
XCTAssertTrue(RCTLogsError(^{
[method invokeWithBridge:nil module:self arguments:@[[NSNull null]]];
}));
}
- (void)doFooWithNumber:(__unused NSNumber *)n { }
- (void)doFooWithDouble:(__unused double)n { }
- (void)doFooWithInteger:(__unused NSInteger)n { }
- (void)doFooWithCGRect:(CGRect)s { _s = s; }
- (void)doFoo : (__unused NSString *)foo { }
- (void)testNumbersNonnull
{
{
// Specifying an NSNumber param without nonnull isn't allowed
XCTAssertTrue(RCTLogsError(^{
NSString *methodSignature = @"doFooWithNumber:(NSNumber *)n";
RCTModuleMethod *method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
// Invoke method to trigger parsing
[method invokeWithBridge:nil module:self arguments:@[@1]];
}));
}
{
NSString *methodSignature = @"doFooWithNumber:(nonnull NSNumber *)n";
RCTModuleMethod *method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
XCTAssertTrue(RCTLogsError(^{
[method invokeWithBridge:nil module:self arguments:@[[NSNull null]]];
}));
}
{
NSString *methodSignature = @"doFooWithDouble:(double)n";
RCTModuleMethod *method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
XCTAssertTrue(RCTLogsError(^{
[method invokeWithBridge:nil module:self arguments:@[[NSNull null]]];
}));
}
{
NSString *methodSignature = @"doFooWithInteger:(NSInteger)n";
RCTModuleMethod *method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
XCTAssertTrue(RCTLogsError(^{
[method invokeWithBridge:nil module:self arguments:@[[NSNull null]]];
}));
}
}
- (void)testStructArgument
{
NSString *methodSignature = @"doFooWithCGRect:(CGRect)s";
RCTModuleMethod *method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
CGRect r = CGRectMake(10, 20, 30, 40);
[method invokeWithBridge:nil module:self arguments:@[@[@10, @20, @30, @40]]];
XCTAssertTrue(CGRectEqualToRect(r, _s));
}
- (void)testWhitespaceTolerance
{
NSString *methodSignature = @"doFoo : \t (NSString *)foo";
__block RCTModuleMethod *method;
XCTAssertFalse(RCTLogsError(^{
method = [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
moduleClass:[self class]];
}));
XCTAssertEqualObjects(method.JSMethodName, @"doFoo");
XCTAssertFalse(RCTLogsError(^{
[method invokeWithBridge:nil module:self arguments:@[@"bar"]];
}));
}
@end