add fake class

.github/workflows/main.yml

@@ -19,13 +19,13 @@ jobs:
         run: dartanalyzer --fatal-infos --fatal-warnings lib example test
       - name: Run tests
         run: pub run test_coverage
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v1
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
       - name: Check Code Coverage
         uses: ChicagoFlutter/lcov-cop@v1.0.2
         with:
           path: coverage/lcov.info
           min_coverage: 100
-          exclude: "**/*.g.dart"
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
-        with:
-          token: ${{ secrets.CODECOV_TOKEN }}
+          exclude: "**/*.g.dart"

lib/src/methods.dart

@@ -81,51 +81,61 @@ mixin PlatformMethods on ExtendedHostPlatform {
     PlatformResult Function() debug,
     PlatformResult Function() orElse,
   }) {
-    // Operating System
-    if (fuchsia != null && isFuchsia) {
-      return fuchsia();
-    } else if (windows != null && isWindows) {
-      return windows();
-    } else if (android != null && isAndroid) {
-      return android();
-    } else if (iOS != null && isIOS) {
-      return iOS();
-    } else if (macOS != null && isMacOS) {
-      return macOS();
-    } else if (linux != null && isLinux) {
-      return linux();
-    } else if (unknown != null && !isOperatingSystemKnown) {
-      return unknown();
+    {
+      // Operating System
+      if (fuchsia != null && isFuchsia) {
+        return fuchsia();
+      } else if (windows != null && isWindows) {
+        return windows();
+      } else if (android != null && isAndroid) {
+        return android();
+      } else if (iOS != null && isIOS) {
+        return iOS();
+      } else if (macOS != null && isMacOS) {
+        return macOS();
+      } else if (linux != null && isLinux) {
+        return linux();
+      } else if (unknown != null && !isOperatingSystemKnown) {
+        return unknown();
+      }
     }
 
-    // Design
-    if (material != null && isMaterial) {
-      return material();
-    } else if (cupertino != null && isCupertino) {
-      return cupertino();
+    {
+      // Design
+      if (material != null && isMaterial) {
+        return material();
+      } else if (cupertino != null && isCupertino) {
+        return cupertino();
+      }
     }
 
-    // Mobile/Desktop
-    if (mobile != null && isMobile) {
-      return mobile();
-    } else if (desktop != null && isDesktop) {
-      return desktop();
+    {
+      // Mobile/Desktop
+      if (mobile != null && isMobile) {
+        return mobile();
+      } else if (desktop != null && isDesktop) {
+        return desktop();
+      }
     }
 
-    // IO/Web
-    if (io != null && isIO) {
-      return io();
-    } else if (web != null && isWeb) {
-      return web();
+    {
+      // IO/Web
+      if (io != null && isIO) {
+        return io();
+      } else if (web != null && isWeb) {
+        return web();
+      }
     }
 
-    // Build mode
-    if (debug != null && buildMode == BuildMode.debug) {
-      return debug();
-    } else if (profile != null && buildMode == BuildMode.profile) {
-      return profile();
-    } else if (release != null && buildMode == BuildMode.release) {
-      return release();
+    {
+      // Build mode
+      if (debug != null && buildMode == BuildMode.debug) {
+        return debug();
+      } else if (profile != null && buildMode == BuildMode.profile) {
+        return profile();
+      } else if (release != null && buildMode == BuildMode.release) {
+        return release();
+      }
     }
 
     // Any callback was not called

lib/src/platform.dart

@@ -108,7 +108,8 @@ class Platform extends ExtendedHostPlatform with PlatformMethods {
   bool get isWindows => operatingSystem == OperatingSystem.windows;
 
   @override
-  final BuildMode buildMode;
+  BuildMode get buildMode => _buildMode;
+  BuildMode _buildMode;
 
   /// Host platform
   /// contain info about host device
@@ -138,14 +139,16 @@ class Platform extends ExtendedHostPlatform with PlatformMethods {
   static final Platform _this = Platform._internal();
   Platform._internal()
       : _hostPlatform = _getHostPlatform(),
-        buildMode = _getCurrentBuildMode() {
+        _buildMode = _getCurrentBuildMode() {
     _isOperatingSystemKnown = operatingSystem != OperatingSystem.unknown;
     _isMobile = kListOSForMobile.contains(operatingSystem);
     _isDesktop = kListOSForDesktop.contains(operatingSystem);
     _isMaterial = kListOSWithMaterialDesign.contains(operatingSystem);
     _isCupertino = kListOSWithCupertinoDesign.contains(operatingSystem);
   }
 
+  Platform._emptyForTest() : _hostPlatform = _getHostPlatform();
+
   @override
   int get hashCode => 0;
 
@@ -155,3 +158,91 @@ class Platform extends ExtendedHostPlatform with PlatformMethods {
   @override
   String toString() => version;
 }
+
+/// Fake platform for test
+class FakePlatform extends Platform with PlatformMethods {
+  /// @nodoc
+  FakePlatform() : super._emptyForTest() {
+    reset();
+  }
+
+  @override
+  BuildMode buildMode;
+
+  @override
+  bool isAndroid;
+
+  @override
+  bool isCupertino;
+
+  @override
+  bool isDesktop;
+
+  @override
+  bool isFuchsia;
+
+  @override
+  bool isIO;
+
+  @override
+  bool isIOS;
+
+  @override
+  bool isLinux;
+
+  @override
+  bool isMacOS;
+
+  @override
+  bool isMaterial;
+
+  @override
+  bool isMobile;
+
+  @override
+  bool isOperatingSystemKnown;
+
+  @override
+  bool isWeb;
+
+  @override
+  bool isWindows;
+
+  @override
+  String locale;
+
+  @override
+  int numberOfProcessors;
+
+  @override
+  OperatingSystem operatingSystem;
+
+  @override
+  HostPlatformType type;
+
+  @override
+  String version;
+
+  /// @nodoc
+  void reset() {
+    buildMode = BuildMode.debug;
+    isFuchsia = false;
+    isWindows = false;
+    isAndroid = false;
+    isIOS = false;
+    isMacOS = false;
+    isLinux = true;
+    isMaterial = false;
+    isCupertino = false;
+    isMobile = false;
+    isDesktop = true;
+    locale = 'en';
+    numberOfProcessors = 1;
+    operatingSystem = OperatingSystem.linux;
+    isOperatingSystemKnown = true;
+    isIO = true;
+    isWeb = false;
+    type = HostPlatformType.io;
+    version = '1';
+  }
+}

pubspec.yaml

@@ -14,5 +14,4 @@ environment:
 
 dev_dependencies:
   test_coverage: ^0.4.3
-  test: ^1.15.3
-
+  test: ^1.15.3