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[20.2.x] fix(@angular/build): maintain media output hashing with vitest unit-testing #31109

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Merged
merged 1 commit into from
Sep 3, 2025
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[20.2.x] fix(@angular/build): maintain media output hashing with vitest unit-testing #31109

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13 changes: 12 additions & 1 deletion packages/angular/build/src/builders/unit-test/builder.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,17 @@ export type { UnitTestBuilderOptions };

type VitestCoverageOption = Exclude<import('vitest/node').InlineConfig['coverage'], undefined>;

function adjustOutputHashing(hashing?: OutputHashing): OutputHashing {
switch (hashing) {
case OutputHashing.All:
case OutputHashing.Media:
// Ensure media is continued to be hashed to avoid overwriting of output media files
return OutputHashing.Media;
default:
return OutputHashing.None;
}
}

/**
* @experimental Direct usage of this function is considered experimental.
*/
Expand Down Expand Up @@ -135,7 +146,7 @@ export async function* execute(
ssr: false,
prerender: false,
sourceMap: { scripts: true, vendor: false, styles: false },
outputHashing: OutputHashing.None,
outputHashing: adjustOutputHashing(buildTargetOptions.outputHashing),
optimization: false,
tsConfig: normalizedOptions.tsConfig,
entryPoints,
Expand Down