Tests and CI maintenance (#385)

* Updating snapshot tests with iOS 11 SDK's rendering

* Bumping Travis' configs for Xcode 9.2, iOS 11.2, iPhone 8 testing

.travis.yml

@@ -1,4 +1,4 @@
-osx_image: xcode8.1
+osx_image: xcode9.2
 language: objective-c
 sudo: required
 
@@ -16,10 +16,10 @@ env:
 
     - WORKSPACE="DZNEmptyDataSet/DZNEmptyDataSet.xcworkspace"
     - IOS_SCHEME="DZNEmptyDataSet"
-    - IOS_SDK="iphonesimulator10.0"
+    - IOS_SDK="iphonesimulator11.2"
 
     matrix:
-    - DESTINATION="OS=10.1,name=iPhone 7" SDK="$IOS_SDK" SCHEME="$IOS_SCHEME"
+    - DESTINATION="OS=11.2,name=iPhone 8" SDK="$IOS_SDK" SCHEME="$IOS_SCHEME"
 
 script:
     - xcodebuild clean build test -scheme "$SCHEME" -workspace "$WORKSPACE" SDK="$IOS_SDK" -destination "$DESTINATION" -configuration Debug GCC_INSTRUMENT_PROGRAM_FLOW_ARCS=YES GCC_GENERATE_TEST_COVERAGE_FILES=YES

DZNEmptyDataSet/Applications/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -138,6 +138,11 @@
       "idiom" : "ipad",
       "size" : "83.5x83.5",
       "scale" : "2x"
+    },
+    {
+      "idiom" : "ios-marketing",
+      "size" : "1024x1024",
+      "scale" : "1x"
     }
   ],
   "info" : {

DZNEmptyDataSet/Applications/DetailViewController.m

@@ -211,11 +211,19 @@ - (void)configureHeaderAndFooter
         UIImage *image = [UIImage imageNamed:imageName inBundle:[NSBundle bundleForClass:[self class]] compatibleWithTraitCollection:nil];
         UIImageView *imageView = [[UIImageView alloc] initWithImage:image];
         imageView.userInteractionEnabled = YES;
-        
+
         UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(didTapHeaderView:)];
         [imageView addGestureRecognizer:tapGesture];
+
+        CGRect frame = self.view.bounds;
+        frame.size.height = image.size.height;
+        UIView *headerView = [[UIView alloc] initWithFrame:frame];
+        headerView.backgroundColor = [UIColor whiteColor];
+
+        imageView.center = CGPointMake(frame.size.width/2.0, frame.size.height/2.0);
+        [headerView addSubview:imageView];
 
-        self.tableView.tableHeaderView = imageView;
+        self.tableView.tableHeaderView = headerView;
     }
     else {
         self.tableView.tableHeaderView = [UIView new];

DZNEmptyDataSet/DZNEmptyDataSet.xcodeproj/project.pbxproj

@@ -428,7 +428,7 @@
 		F58A3E291E66AEE90086E0EF /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0820;
+				LastUpgradeCheck = 0920;
 				ORGANIZATIONNAME = DZN;
 				TargetAttributes = {
 					F58A3E311E66AEE90086E0EF = {
@@ -662,15 +662,21 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -713,15 +719,21 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -909,6 +921,7 @@
 				F5BE153B1E713E2100F6FBEA /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 /* End XCConfigurationList section */
 	};

DZNEmptyDataSet/DZNEmptyDataSet.xcodeproj/xcshareddata/xcschemes/DZNEmptyDataSet.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0820"
+   LastUpgradeVersion = "0920"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -26,6 +26,7 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
@@ -55,6 +56,7 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

DZNEmptyDataSet/DZNEmptyDataSet.xcodeproj/xcshareddata/xcschemes/DZNEmptyDataSetTests.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0820"
+   LastUpgradeVersion = "0920"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -10,6 +10,7 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
@@ -39,6 +40,7 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

DZNEmptyDataSet/DZNEmptyDataSetTests/ApplicationsSnapshotTests.m

@@ -31,7 +31,7 @@ - (void)setUp {
 
         // Using XCTAssert instead of NSAssert since these do not cause the tests to fail.
         XCTAssert([device.model containsString:@"iPhone"], @"Please run snapshot tests on an iPhone.");
-        XCTAssert([device.systemVersion doubleValue] > 10.0, @"Please run snapshot tests on a simulator with iOS 10.0 or above.");
+        XCTAssert([device.systemVersion doubleValue] > 11.0, @"Please run snapshot tests on a simulator with iOS 11.0 or above.");
         XCTAssert(screen.scale == 2.0, @"Please run snapshot tests on a @2x density simulator.");
     });
 }