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Added tests for synchronous methods in native modules on iOS

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Reviewed By: javache

Differential Revision: D4947631

fbshipit-source-id: d7e497c44602eb6e38896a00edb61639ab2b8cd4
This commit is contained in:
Alex Dvornikov
2017-04-27 11:49:50 -07:00
committed by Facebook Github Bot
parent db0c22192c
commit 971b083c6a
5 changed files with 155 additions and 0 deletions
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79
Examples/UIExplorer/UIExplorerUnitTests/RCTModuleMethodTests.m
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@@ -48,10 +48,22 @@ static RCTModuleMethod *buildDefaultMethodWithMethodSignature(NSString *methodSi
moduleClass:[RCTModuleMethodTests class]];
}
static RCTModuleMethod *buildSyncMethodWithMethodSignature(NSString *methodSignature) {
return [[RCTModuleMethod alloc] initWithMethodSignature:methodSignature
JSMethodName:nil
isSync:YES
moduleClass:[RCTModuleMethodTests class]];
}
+ (NSString *)moduleName { return nil; }
- (void)doFoo { }
- (void)doFooWithBar:(__unused NSString *)bar { }
- (id)echoString:(NSString *)input { return input; }
- (id)methodThatReturnsNil { return nil; }
- (void)testNonnull
{
NSString *methodSignature = @"doFooWithBar:(nonnull NSString *)bar";
@@ -135,4 +147,71 @@ static RCTModuleMethod *buildDefaultMethodWithMethodSignature(NSString *methodSi
}));
}
- (void)testFunctionType
{
{
NSString *methodSignature = @"doFoo";
RCTModuleMethod *method = buildDefaultMethodWithMethodSignature(methodSignature);
XCTAssertTrue(method.functionType == RCTFunctionTypeNormal);
}
{
NSString *methodSignature = @"openURL:(NSURL *)URL resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject";
RCTModuleMethod *method = buildDefaultMethodWithMethodSignature(methodSignature);
XCTAssertTrue(method.functionType == RCTFunctionTypePromise);
}
{
NSString *methodSignature = @"echoString:(NSString *)input";
RCTModuleMethod *method = buildSyncMethodWithMethodSignature(methodSignature);
XCTAssertTrue(method.functionType == RCTFunctionTypeSync);
}
}
- (void)testReturnsValueForSyncFunction
{
{
NSString *methodSignature = @"echoString:(NSString *)input";
RCTModuleMethod *method = buildSyncMethodWithMethodSignature(methodSignature);
id result = [method invokeWithBridge:nil module:self arguments:@[@"Test String Value"]];
XCTAssertEqualObjects(result, @"Test String Value");
}
{
NSString *methodSignature = @"methodThatReturnsNil";
RCTModuleMethod *method = buildSyncMethodWithMethodSignature(methodSignature);
id result = [method invokeWithBridge:nil module:self arguments:@[]];
XCTAssertNil(result);
}
}
- (void)testReturnsNilForDefaultFunction
{
NSString *methodSignature = @"doFoo";
RCTModuleMethod *method = buildDefaultMethodWithMethodSignature(methodSignature);
id result = [method invokeWithBridge:nil module:self arguments:@[]];
XCTAssertNil(result);
}
- (void)testReturnTypeForSyncFunction
{
{
NSString *methodSignature = @"methodThatReturnsNil";
RCTModuleMethod *method = buildSyncMethodWithMethodSignature(methodSignature);
XCTAssertFalse(RCTLogsError(^{
// Invoke method to trigger parsing
__unused SEL selector = method.selector;
}), @"Unexpected error when parsing sync function with (id) return type");
}
{
NSString *methodSignature = @"doFoo";
RCTModuleMethod *method = buildSyncMethodWithMethodSignature(methodSignature);
XCTAssertTrue(RCTLogsError(^{
// Invoke method to trigger parsing
__unused SEL selector = method.selector;
}), @"Failed to trigger an error when parsing sync function with non-(id) return type");
}
}
@end