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[Blazor] Fix hot reload for components with collocated JS files #43199

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merged 7 commits into from
Sep 10, 2024
Merged

[Blazor] Fix hot reload for components with collocated JS files #43199

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d1dd5df
Update `Microsoft.NET.Sdk.StaticWebAssets.JSModules.targets`
MackinnonBuck Sep 3, 2024
d0d4403
Fix for vanilla wasm
MackinnonBuck Sep 4, 2024
7b09a07
Update tests
MackinnonBuck Sep 4, 2024
c54f00b
Merge branch 'main' into mbuck/fix-collocated-js-hot-reload
MackinnonBuck Sep 5, 2024
2bdb94c
Merge branch 'main' into mbuck/fix-collocated-js-hot-reload
MackinnonBuck Sep 9, 2024
4bdf078
PR feedback
MackinnonBuck Sep 9, 2024
1c086fc
Merge branch 'mbuck/fix-collocated-js-hot-reload' of https://github.c…
MackinnonBuck Sep 9, 2024
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10 changes: 7 additions & 3 deletions src/StaticWebAssetsSdk/Targets/Microsoft.NET.Sdk.StaticWebAssets.JSModules.targets
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Original file line number Diff line number Diff line change
Expand Up @@ -36,10 +36,14 @@ Copyright (c) .NET Foundation. All rights reserved.

<ResolveCoreStaticWebAssetsDependsOn>
$(ResolveCoreStaticWebAssetsDependsOn);
ResolveJSModuleStaticWebAssets;
ResolveJsInitializerModuleStaticWebAssets;
</ResolveCoreStaticWebAssetsDependsOn>

<ResolveCoreStaticWebAssetsDependsOn Condition="'$(UsingMicrosoftNETSdkRazor)' == 'true'">
$(ResolveCoreStaticWebAssetsDependsOn);
ResolveJSModuleStaticWebAssets;
</ResolveCoreStaticWebAssetsDependsOn>

</PropertyGroup>

<PropertyGroup>
Expand Down Expand Up @@ -229,7 +233,7 @@ Copyright (c) .NET Foundation. All rights reserved.
>
<Output TaskParameter="ResolvedEndpoints" ItemName="_ResolvedJSBuildModuleEndpoints" />
</ResolveStaticWebAssetEndpointRoutes>

<GenerateJsModuleManifest
Condition="'@(_ExistingBuildJSModules)' != ''"
OutputFile="@(_JsModuleBuildManifestCandidate)"
Expand Down Expand Up @@ -341,7 +345,7 @@ Copyright (c) .NET Foundation. All rights reserved.
>
<Output TaskParameter="ResolvedEndpoints" ItemName="_ResolvedJSPublishModuleEndpoints" />
</ResolveStaticWebAssetEndpointRoutes>

<GenerateJsModuleManifest
Condition="'@(_ExistingPublishJSModules)' != ''"
OutputFile="@(_JsModulePublishManifestCandidate)"
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25 changes: 21 additions & 4 deletions test/Microsoft.NET.Sdk.Razor.Tests/ScopedCssIntegrationTests.cs
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Expand Up @@ -410,15 +410,32 @@ public void RegeneratingScopedCss_ForProject()

// Make an edit
var scopedCssFile = Path.Combine(ProjectDirectory.TestRoot, "Components", "Pages", "Index.razor.css");
File.WriteAllLines(scopedCssFile, File.ReadAllLines(scopedCssFile).Concat(new[] { "body { background-color: orangered; }" }));
File.WriteAllLines(scopedCssFile, File.ReadAllLines(scopedCssFile).Concat(["body { background-color: orangered; }"]));

build = CreateBuildCommand(ProjectDirectory);
ExecuteCommand(build, "/t:UpdateStaticWebAssetsDesignTime").Should().Pass();

// Verify the generated file contains newly added css
AssertFileContains(bundlePath, "background-color: orangered");

// Verify that CSS edits continue to apply after new JS modules are added to the project
// https://github.com/dotnet/aspnetcore/issues/57599
var collocatedJsFile = Path.Combine(ProjectDirectory.TestRoot, "Components", "Pages", "Index.razor.js");
File.WriteAllLines(collocatedJsFile, ["console.log('Hello, world!');"]);
File.WriteAllLines(scopedCssFile, File.ReadAllLines(scopedCssFile).Concat(["h1 { color: purple; }"]));

build = CreateBuildCommand(ProjectDirectory);
ExecuteCommand(build, "/t:UpdateStaticWebAssetsDesignTime").Should().Pass();

var fileInfo = new FileInfo(bundlePath);
fileInfo.Should().Exist();
// Verify the generated file contains newly added css
fileInfo.ReadAllText().Should().Contain("background-color: orangered");
AssertFileContains(bundlePath, "color: purple");

static void AssertFileContains(string fileName, string content)
{
var fileInfo = new FileInfo(fileName);
fileInfo.Should().Exist();
fileInfo.ReadAllText().Should().Contain(content);
}
}
}

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