[ios] Test rotation, compass; bypass access token prompt

Test the rotation gesture and the compass. Bypass the access token prompt by filling in a bogus access token.

5 files changed, 97 insertions, 4 deletions

diff --git a/platform/ios/ios.xcodeproj/project.pbxproj b/platform/ios/ios.xcodeproj/project.pbxproj
index 20024c8749..617443fa27 100644
--- a/platform/ios/ios.xcodeproj/project.pbxproj
+++ b/platform/ios/ios.xcodeproj/project.pbxproj
@@ -50,6 +50,7 @@
 		DA35A2CB1CCAAAD200E826B2 /* NSValue+MGLAdditions.m in Sources */ = {isa = PBXBuildFile; fileRef = DA35A2C81CCAAAD200E826B2 /* NSValue+MGLAdditions.m */; };
 		DA35A2CC1CCAAAD200E826B2 /* NSValue+MGLAdditions.m in Sources */ = {isa = PBXBuildFile; fileRef = DA35A2C81CCAAAD200E826B2 /* NSValue+MGLAdditions.m */; };
 		DA4A0DF01CCE82500045352A /* MGLAnnotationTests.m in Sources */ = {isa = PBXBuildFile; fileRef = DA4A0DEF1CCE82500045352A /* MGLAnnotationTests.m */; };
+		DA6A65971CCF429800F21F6B /* MGLGestureTests.m in Sources */ = {isa = PBXBuildFile; fileRef = DA6A65961CCF429800F21F6B /* MGLGestureTests.m */; };
 		DA821D061CCC6D59007508D4 /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = DA821D041CCC6D59007508D4 /* LaunchScreen.storyboard */; };
 		DA821D071CCC6D59007508D4 /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = DA821D051CCC6D59007508D4 /* Main.storyboard */; };
 		DA8847D91CBAF91600AB86E3 /* Mapbox.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = DA8847D21CBAF91600AB86E3 /* Mapbox.framework */; };
@@ -356,6 +357,8 @@
 		DA4A0DEF1CCE82500045352A /* MGLAnnotationTests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = MGLAnnotationTests.m; sourceTree = "<group>"; };
 		DA4A0DF11CCE82500045352A /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		DA4A26961CB6E795000B7809 /* Mapbox.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Mapbox.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		DA6A65961CCF429800F21F6B /* MGLGestureTests.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MGLGestureTests.m; sourceTree = "<group>"; };
+		DA6A65981CCF42FE00F21F6B /* MGLUITests.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MGLUITests.h; sourceTree = "<group>"; };
 		DA821D041CCC6D59007508D4 /* LaunchScreen.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = LaunchScreen.storyboard; sourceTree = "<group>"; };
 		DA821D051CCC6D59007508D4 /* Main.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = Main.storyboard; sourceTree = "<group>"; };
 		DA8847D21CBAF91600AB86E3 /* Mapbox.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Mapbox.framework; sourceTree = BUILT_PRODUCTS_DIR; };
@@ -536,7 +539,7 @@
 				DABCABA91CB80692000A7C39 /* Benchmarking App */,
 				DA8847D31CBAF91600AB86E3 /* SDK */,
 				DA2E88521CC036F400F24E7B /* SDK Tests */,
-				DA4A0DEE1CCE82500045352A /* uitest */,
+				DA4A0DEE1CCE82500045352A /* UI Tests */,
 				DA1DC9921CB6DF24006E619F /* Frameworks */,
 				DAC07C951CBB2CAD000CB309 /* Configuration */,
 				DA1DC94B1CB6C1C2006E619F /* Products */,
@@ -632,12 +635,15 @@
 			path = test;
 			sourceTree = "<group>";
 		};
-		DA4A0DEE1CCE82500045352A /* uitest */ = {
+		DA4A0DEE1CCE82500045352A /* UI Tests */ = {
 			isa = PBXGroup;
 			children = (
+				DA6A65981CCF42FE00F21F6B /* MGLUITests.h */,
 				DA4A0DEF1CCE82500045352A /* MGLAnnotationTests.m */,
+				DA6A65961CCF429800F21F6B /* MGLGestureTests.m */,
 				DA4A0DF11CCE82500045352A /* Info.plist */,
 			);
+			name = "UI Tests";
 			path = uitest;
 			sourceTree = "<group>";
 		};
@@ -1298,6 +1304,7 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				DA6A65971CCF429800F21F6B /* MGLGestureTests.m in Sources */,
 				DA4A0DF01CCE82500045352A /* MGLAnnotationTests.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
diff --git a/platform/ios/ios.xcodeproj/xcshareddata/xcschemes/iosapp.xcscheme b/platform/ios/ios.xcodeproj/xcshareddata/xcschemes/iosapp.xcscheme
index 9f5e2355c3..ac2e4a93a7 100644
--- a/platform/ios/ios.xcodeproj/xcshareddata/xcschemes/iosapp.xcscheme
+++ b/platform/ios/ios.xcodeproj/xcshareddata/xcschemes/iosapp.xcscheme
@@ -33,6 +33,16 @@
             skipped = "NO">
             <BuildableReference
                BuildableIdentifier = "primary"
+               BlueprintIdentifier = "DA2E88501CC036F400F24E7B"
+               BuildableName = "test.xctest"
+               BlueprintName = "test"
+               ReferencedContainer = "container:ios.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
                BlueprintIdentifier = "DA4A0DEC1CCE82500045352A"
                BuildableName = "uitest.xctest"
                BlueprintName = "uitest"
diff --git a/platform/ios/uitest/MGLAnnotationTests.m b/platform/ios/uitest/MGLAnnotationTests.m
index a719bc5638..9798647204 100644
--- a/platform/ios/uitest/MGLAnnotationTests.m
+++ b/platform/ios/uitest/MGLAnnotationTests.m
@@ -1,4 +1,4 @@
-#import <XCTest/XCTest.h>
+#import "MGLUITests.h"
 
 @interface MGLAnnotationTests : XCTestCase
 
@@ -12,7 +12,18 @@
     self.continueAfterFailure = NO;
     
     [XCUIDevice sharedDevice].orientation = UIDeviceOrientationPortrait;
-    [[[XCUIApplication alloc] init] launch];
+    XCUIApplication *app = [[XCUIApplication alloc] init];
+    
+    // Bypass the access token prompt.
+    NSMutableDictionary <NSString *, NSString *> *environment = app.launchEnvironment.mutableCopy;
+    environment[@"MAPBOX_ACCESS_TOKEN"] = MGLUITestsBogusAccessToken;
+    app.launchEnvironment = environment;
+    
+    [app launch];
+    
+    // Reset the viewport.
+    [app.navigationBars[@"MBXNavigationBar"].buttons[@"MBXSettingsButton"] tap];
+    [app.sheets[@"Map Settings"].collectionViews.buttons[@"Reset Position"] tap];
 }
 
 - (void)testDropPin {
diff --git a/platform/ios/uitest/MGLGestureTests.m b/platform/ios/uitest/MGLGestureTests.m
new file mode 100644
index 0000000000..42199dc20d
--- /dev/null
+++ b/platform/ios/uitest/MGLGestureTests.m
@@ -0,0 +1,62 @@
+#import "MGLUITests.h"
+
+@interface MGLGestureTests : XCTestCase
+
+@end
+
+@implementation MGLGestureTests
+
+- (void)setUp {
+    [super setUp];
+    
+    self.continueAfterFailure = NO;
+    [XCUIDevice sharedDevice].orientation = UIDeviceOrientationPortrait;
+    XCUIApplication *app = [[XCUIApplication alloc] init];
+    
+    // Bypass the access token prompt.
+    NSMutableDictionary <NSString *, NSString *> *environment = app.launchEnvironment.mutableCopy;
+    environment[@"MAPBOX_ACCESS_TOKEN"] = MGLUITestsBogusAccessToken;
+    app.launchEnvironment = environment;
+    
+    [app launch];
+    
+    // Reset the viewport.
+    [app.navigationBars[@"MBXNavigationBar"].buttons[@"MBXSettingsButton"] tap];
+    [app.sheets[@"Map Settings"].collectionViews.buttons[@"Reset Position"] tap];
+}
+
+- (void)testRotate {
+    XCUIElement *mapElement = [[XCUIApplication alloc] init].otherElements[@"MGLMapView"];
+    XCUIElement *compassElement = mapElement.buttons[@"MGLMapViewCompass"];
+    NSPredicate *unhittable = [NSPredicate predicateWithFormat:@"hittable == NO"];
+    
+    XCTAssertFalse(compassElement.hittable, @"Compass should be absent when the map is unrotated.");
+    
+    // Attempt to rotate the map 90° counterclockwise. The map should unrotate itself.
+    [mapElement rotate:M_PI_2 withVelocity:M_PI];
+    XCTAssertTrue(compassElement.hittable, @"Compass should be present when the map is rotated.");
+    XCTAssertNotEqualWithAccuracy([compassElement.value rangeOfString:@"west"].location, NSNotFound, 1, @"Map should point west or thereabouts after rotating 90° counterclockwise. Instead, it points %@.", compassElement.value);
+    [self expectationForPredicate:unhittable evaluatedWithObject:compassElement handler:nil];
+    [self waitForExpectationsWithTimeout:3 handler:nil];
+    
+    // Zoom in until rotation is allowed.
+    [mapElement doubleTap];
+    [mapElement doubleTap];
+    [mapElement doubleTap];
+    
+    // Rotate the map 90° counterclockwise.
+    [mapElement rotate:M_PI_2 withVelocity:M_PI];
+    XCTAssertTrue(compassElement.hittable, @"Compass should be present when the map is rotated.");
+    XCTAssertNotEqualWithAccuracy([compassElement.value rangeOfString:@"west"].location, NSNotFound, 1, @"Map should point west or thereabouts after rotating 90° counterclockwise. Instead, it points %@.", compassElement.value);
+    
+    // Keep interacting with the map to make sure it doesn’t unrotate.
+    [mapElement swipeLeft];
+    [mapElement swipeRight];
+    
+    // Unrotate the map.
+    [compassElement tap];
+    [self expectationForPredicate:unhittable evaluatedWithObject:compassElement handler:nil];
+    [self waitForExpectationsWithTimeout:3 handler:nil];
+}
+
+@end
diff --git a/platform/ios/uitest/MGLUITests.h b/platform/ios/uitest/MGLUITests.h
new file mode 100644
index 0000000000..181b535688
--- /dev/null
+++ b/platform/ios/uitest/MGLUITests.h
@@ -0,0 +1,3 @@
+#import <XCTest/XCTest.h>
+
+static NSString * const MGLUITestsBogusAccessToken = @"sk.feedCafeDeadBeef.BadeBede";