angular
diff --git a/Collapse file
‎packages/angular/build/src/builders/application/tests/options/subresource-integrity_spec.ts‎
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+1-1Lines changed: 1 addition & 1 deletion b/Collapse file
‎packages/angular/build/src/builders/application/tests/options/subresource-integrity_spec.ts‎
Copy file name to clipboardExpand all lines: packages/angular/build/src/builders/application/tests/options/subresource-integrity_spec.ts
+1-1Lines changed: 1 addition & 1 deletion
diff --git a/Collapse file
‎packages/angular/build/src/utils/index-file/augment-index-html.ts‎
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+11-1Lines changed: 11 additions & 1 deletion b/Collapse file
‎packages/angular/build/src/utils/index-file/augment-index-html.ts‎
Copy file name to clipboardExpand all lines: packages/angular/build/src/utils/index-file/augment-index-html.ts
+11-1Lines changed: 11 additions & 1 deletion
diff --git a/Collapse file
‎packages/angular/build/src/utils/index-file/augment-index-html_spec.ts‎
Copy file name to clipboardExpand all lines: packages/angular/build/src/utils/index-file/augment-index-html_spec.ts
+3-3Lines changed: 3 additions & 3 deletions b/Collapse file
‎packages/angular/build/src/utils/index-file/augment-index-html_spec.ts‎
Copy file name to clipboardExpand all lines: packages/angular/build/src/utils/index-file/augment-index-html_spec.ts
+3-3Lines changed: 3 additions & 3 deletions
@@ -200,7 +200,7 @@ describeBuilder(buildApplication, APPLICATION_BUILDER_INFO, (harness) => {
       const importmapFiles = Object.keys(importmap.integrity);
       expect(importmapFiles.sort())
         .withContext('importmap integrity keys should match emitted lazy JS files')
-        .toEqual(lazyJsFiles.sort());
+        .toEqual(lazyJsFiles.map((f) => `./${f}`).sort());
 
       for (const [file, integrity] of Object.entries(importmap.integrity)) {
         const expectedSri =
 
@@ -11,6 +11,12 @@ import { extname } from 'node:path';
 import { htmlRewritingStream } from './html-rewriting-stream';
 import { VALID_SELF_CLOSING_TAGS } from './valid-self-closing-tags';
 
+/**
+ * RegExp to check if a URL is resolvable.
+ * A URL is resolvable if it is absolute (starting with http/https) or relative (starting with `./`, `../`, or `/`).
+ */
+const RESOLVABLE_URL_REGEXP = /^(?:\.{0,2}\/|https?:\/\/)/i;
+
 export type LoadOutputFileFunctionType = (file: string) => Promise<string>;
 
 export type CrossOriginValue = 'none' | 'anonymous' | 'use-credentials';
@@ -168,7 +174,9 @@ export async function augmentIndexHtml(
       keyA.localeCompare(keyB),
     );
     for (const [url, integrityHash] of sortedEntries) {
-      integrity[generateUrl(url, deployUrl)] = integrityHash;
+      const resolvedUrl = generateUrl(url, deployUrl);
+      const key = RESOLVABLE_URL_REGEXP.test(resolvedUrl) ? resolvedUrl : `./${resolvedUrl}`;
+      integrity[key] = integrityHash;
     }
     const importMapJson = JSON.stringify({ integrity }).replace(/</g, '\\u003c');
     subResourceIntegrityTag = `<script type="importmap">${importMapJson}</script>`;
@@ -268,9 +276,11 @@ export async function augmentIndexHtml(
           if (isString(baseHref)) {
             updateAttribute(tag, 'href', baseHref);
           }
+
           if (subResourceIntegrityTag) {
             rewriter.emitRaw(subResourceIntegrityTag);
           }
+
           break;
         case 'link':
           if (readAttribute(tag, 'rel') === 'preconnect') {
 
@@ -468,10 +468,10 @@ describe('augment-index-html', () => {
 
     const match = content.match(/<script type="importmap">([^<]+)<\/script>/);
     expect(match).withContext('importmap script tag missing').not.toBeNull();
-    expect(match?.[1]).toContain('lazy\\u003cchunk.js');
-    expect(match?.[1]).not.toContain('lazy<chunk.js');
+    expect(match?.[1]).toContain('./lazy\\u003cchunk.js');
+    expect(match?.[1]).not.toContain('./lazy<chunk.js');
     expect(JSON.parse(match?.[1] ?? '{}')).toEqual({
-      integrity: { 'lazy<chunk.js': 'sha384-abc' },
+      integrity: { './lazy<chunk.js': 'sha384-abc' },
     });
   });