Fix color parser (#6504)

Return `NoColor` object when `NoColor` string is passed as the color from JS.
wix · Aug 24, 2020 · 6022f43 · 6022f43
1 parent 8f67d9f
commit 6022f43
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Showing 3 changed files with 42 additions and 4 deletions.
diff --git a/lib/ios/ColorParser.m b/lib/ios/ColorParser.m
@@ -6,10 +6,10 @@
 @implementation ColorParser
 
 + (Color *)parse:(NSDictionary *)json key:(NSString *)key {
-	if (json[key]) {
-		return [[Color alloc] initWithValue:[RCTConvert UIColor:json[key]]] ?: [NoColor new];
-	}
-	return [NullColor new];
+    if ([json[key] isEqual:@"NoColor"]) return [NoColor new];
+    else if (json[key]) return [Color withValue:[RCTConvert UIColor:json[key]]];
+    
+    return [NullColor new];
 }
 
 @end
diff --git a/playground/ios/NavigationTests/ColorParserTest.m b/playground/ios/NavigationTests/ColorParserTest.m
@@ -0,0 +1,34 @@
+#import <XCTest/XCTest.h>
+#import "ColorParser.h"
+#import "NullColor.h"
+#import "NoColor.h"
+
+@interface ColorParserTest : XCTestCase
+@end
+
+@implementation ColorParserTest
+
+- (void)setUp {
+    [super setUp];
+}
+
+- (void)testParse_NSNumberColor {
+	UIColor* expectedColor = [UIColor colorWithRed:1.0 green:1.0 blue:1.0 alpha:1.0];
+	NSDictionary* colorDict = @{@"colorKey": @(0xffffffff)};
+	Color* color = [ColorParser parse:colorDict key:@"colorKey"];
+	XCTAssertTrue([color.get isEqual:expectedColor]);
+}
+
+- (void)testParse_nilColor {
+	NSDictionary* colorDict = @{};
+	Color* color = [ColorParser parse:colorDict key:@"colorKey"];
+	XCTAssertTrue([color isKindOfClass:NullColor.class]);
+}
+
+- (void)testParse_NoColor {
+	NSDictionary* colorDict = @{@"colorKey": @"NoColor"};
+	Color* color = [ColorParser parse:colorDict key:@"colorKey"];
+	XCTAssertTrue([color isKindOfClass:NoColor.class]);
+}
+
+@end
diff --git a/playground/ios/playground.xcodeproj/project.pbxproj b/playground/ios/playground.xcodeproj/project.pbxproj
@@ -21,6 +21,7 @@
 		501C86B9239FE9C400E0B631 /* UIImage+Utils.m in Sources */ = {isa = PBXBuildFile; fileRef = 501C86B8239FE9C400E0B631 /* UIImage+Utils.m */; };
 		5022EDCD2405522000852BA6 /* RNNBottomTabsPresenterTest.m in Sources */ = {isa = PBXBuildFile; fileRef = E58D263A2385888C003F36BA /* RNNBottomTabsPresenterTest.m */; };
 		5022EDCE2405524700852BA6 /* RNNBottomTabsAppearancePresenterTest.m in Sources */ = {isa = PBXBuildFile; fileRef = 5022EDCB240551EE00852BA6 /* RNNBottomTabsAppearancePresenterTest.m */; };
+		502734AF24F3E9BA0022163C /* ColorParserTest.m in Sources */ = {isa = PBXBuildFile; fileRef = 502734AE24F3E9110022163C /* ColorParserTest.m */; };
 		50647FE323E3196800B92025 /* RNNExternalViewControllerTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 50647FE223E3196800B92025 /* RNNExternalViewControllerTests.m */; };
 		50650A23242FB0F800688104 /* CommandsHandlerCreator.m in Sources */ = {isa = PBXBuildFile; fileRef = 50650A22242FB0F800688104 /* CommandsHandlerCreator.m */; };
 		5078DF39242BE8AA007B0B4F /* TestingAppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 5078DF38242BE8AA007B0B4F /* TestingAppDelegate.m */; };
@@ -113,6 +114,7 @@
 		501C86B7239FE9C400E0B631 /* UIImage+Utils.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "UIImage+Utils.h"; sourceTree = "<group>"; };
 		501C86B8239FE9C400E0B631 /* UIImage+Utils.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "UIImage+Utils.m"; sourceTree = "<group>"; };
 		5022EDCB240551EE00852BA6 /* RNNBottomTabsAppearancePresenterTest.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RNNBottomTabsAppearancePresenterTest.m; sourceTree = "<group>"; };
+		502734AE24F3E9110022163C /* ColorParserTest.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ColorParserTest.m; sourceTree = "<group>"; };
 		50364D69238E7ECC000E62A2 /* Pods_playground.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; path = Pods_playground.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		50364D6B238E7F0A000E62A2 /* ReactNativeNavigation.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; path = ReactNativeNavigation.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		50647FE223E3196800B92025 /* RNNExternalViewControllerTests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RNNExternalViewControllerTests.m; sourceTree = "<group>"; };
@@ -348,6 +350,7 @@
 				E58D263F2385888C003F36BA /* RNNStackControllerTest.m */,
 				E58D26322385888B003F36BA /* RNNNavigationOptionsTest.m */,
 				E58D263C2385888C003F36BA /* RNNNavigationStackManagerTest.m */,
+				502734AE24F3E9110022163C /* ColorParserTest.m */,
 				E58D262C2385888B003F36BA /* RNNOptionsTest.h */,
 				E58D262D2385888B003F36BA /* RNNOverlayManagerTest.m */,
 				E58D26262385888B003F36BA /* RNNRootViewControllerTest.m */,
@@ -970,6 +973,7 @@
 				5007B4382472D9A20002AA4E /* RNNCustomViewController.m in Sources */,
 				E58D265B2385888C003F36BA /* UIViewController+RNNOptionsTest.m in Sources */,
 				E58D26532385888C003F36BA /* RNNSideMenuPresenterTest.m in Sources */,
+				502734AF24F3E9BA0022163C /* ColorParserTest.m in Sources */,
 				50BCB27623F1A2B100D6C8E5 /* TopBarAppearancePresenterTest.m in Sources */,
 				50C9A8D4240FB9D000BD699F /* RNNComponentViewController+Utils.m in Sources */,
 				50647FE323E3196800B92025 /* RNNExternalViewControllerTests.m in Sources */,