[flutter_tools] re-enable web shader compilation (#118461)

* [flutter_tools] re-enable web shader compilation

* update test cases

Author: Jonah Williams

packages/flutter_tools/lib/src/asset.dart

@@ -427,8 +427,7 @@ class ManifestAssetBundle implements AssetBundle {
       // For all platforms, include the shaders unconditionally. They are
       // small, and whether they're used is determined only by the app source
       // code and not by the Flutter manifest.
-      if (targetPlatform != TargetPlatform.web_javascript)
-        ..._getMaterialShaders(),
+      ..._getMaterialShaders(),
     ];
     for (final _Asset asset in materialAssets) {
       final File assetFile = asset.lookupAssetFile(_fileSystem);
@@ -831,22 +830,18 @@ class ManifestAssetBundle implements AssetBundle {
       }
     }
 
-    // TODO(jonahwilliams): re-enable this feature once
-    // flutter web is using engine compiled canvaskit.
-    if (targetPlatform != TargetPlatform.web_javascript) {
-      for (final Uri shaderUri in flutterManifest.shaders) {
-        _parseAssetFromFile(
-          packageConfig,
-          flutterManifest,
-          assetBase,
-          cache,
-          result,
-          shaderUri,
-          packageName: packageName,
-          attributedPackage: attributedPackage,
-          assetKind: AssetKind.shader,
-        );
-      }
+    for (final Uri shaderUri in flutterManifest.shaders) {
+      _parseAssetFromFile(
+        packageConfig,
+        flutterManifest,
+        assetBase,
+        cache,
+        result,
+        shaderUri,
+        packageName: packageName,
+        attributedPackage: attributedPackage,
+        assetKind: AssetKind.shader,
+      );
     }
 
     for (final Uri modelUri in flutterManifest.models) {

packages/flutter_tools/test/general.shard/asset_bundle_test.dart

@@ -479,6 +479,7 @@ flutter:
             '--spirv=$outputPath.spirv',
             '--input=/$shaderPath',
             '--input-type=frag',
+             '--remap-samplers',
             '--include=/$assetsPath',
             '--include=$shaderLibDir',
           ],
@@ -548,7 +549,7 @@ flutter:
         loggerOverride: testLogger,
         targetPlatform: TargetPlatform.web_javascript,
       );
-
+      expect((globals.processManager as FakeProcessManager).hasRemainingExpectations, false);
     }, overrides: <Type, Generator>{
       Artifacts: () => artifacts,
       FileSystem: () => fileSystem,

packages/flutter_tools/test/general.shard/asset_test.dart

@@ -122,7 +122,7 @@ name: my_package
     ProcessManager: () => FakeProcessManager.empty(),
   });
 
-  testUsingContext('Does not bundles material shaders on web platforms', () async {
+  testUsingContext('Does bundle material shaders on web platforms', () async {
     final String shaderPath = globals.fs.path.join(
       Cache.flutterRoot!,
       'packages', 'flutter', 'lib', 'src', 'material', 'shaders', 'ink_sparkle.frag'
@@ -136,7 +136,7 @@ name: my_package
 
     await asset.build(packagesPath: '.packages', targetPlatform: TargetPlatform.web_javascript);
 
-    expect(asset.entries.keys, isNot(contains('shaders/ink_sparkle.frag')));
+    expect(asset.entries.keys, contains('shaders/ink_sparkle.frag'));
   }, overrides: <Type, Generator>{
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.empty(),