Merge 0aacff5 into 1b9e1de

karma-runner · Dec 15, 2020 · 95aa986 · 95aa986
2 parents 1b9e1de + 0aacff5
commit 95aa986
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Showing 4 changed files with 31 additions and 7 deletions.
diff --git a/lib/middleware/karma.js b/lib/middleware/karma.js
@@ -193,7 +193,7 @@ function createKarmaMiddleware (
             } else {
               const scriptType = (SCRIPT_TYPE[fileType] || 'text/javascript')
               const crossOriginAttribute = includeCrossOriginAttribute ? 'crossorigin="anonymous"' : ''
-              scriptTags.push(`<script type="${scriptType}" src="${filePath}" ${crossOriginAttribute}></script>`)
+              scriptTags.push(`<script type="${scriptType}" onerror="throw new Error('Failed to load ${filePath}')" src="${filePath}" ${crossOriginAttribute}></script>`)
             }
           }
 

diff --git a/test/e2e/error.feature b/test/e2e/error.feature
@@ -40,3 +40,19 @@ Feature: Error Display
       """
       SyntaxError: Unexpected token '}'
       """
+
+  Scenario: Missing module Error in a test file
+    Given a configuration with:
+      """
+      files = [{pattern: 'error/import-something-from-somewhere.js', type: 'module'}];
+      browsers = ['ChromeHeadlessNoSandbox'];
+      plugins = [
+        'karma-jasmine',
+        'karma-chrome-launcher'
+      ];
+      """
+    When I start Karma
+    Then it fails with:
+      """
+      Error: Failed to load error/import-something-from-somewhere.js
+      """
diff --git a/test/e2e/support/error/import-something-from-somewhere.js b/test/e2e/support/error/import-something-from-somewhere.js
@@ -0,0 +1,2 @@
+import { something } from './somewhere.js'
+console.log(something)
diff --git a/test/unit/middleware/karma.spec.js b/test/unit/middleware/karma.spec.js
@@ -207,7 +207,8 @@ describe('middleware.karma', () => {
 
     response.once('end', () => {
       expect(nextSpy).not.to.have.been.called
-      expect(response).to.beServedAs(200, 'CONTEXT\n<script type="text/javascript" src="/__proxy__/__karma__/absolute/first.js?sha123" crossorigin="anonymous"></script>\n<script type="application/dart" src="/__proxy__/__karma__/absolute/second.dart?sha456" crossorigin="anonymous"></script>')
+      /* eslint quotes: ["error", "single", { "allowTemplateLiterals": true }] */
+      expect(response).to.beServedAs(200, `CONTEXT\n<script type="text/javascript" onerror="throw new Error('Failed to load /__proxy__/__karma__/absolute/first.js?sha123')" src="/__proxy__/__karma__/absolute/first.js?sha123" crossorigin="anonymous"></script>\n<script type="application/dart" onerror="throw new Error('Failed to load /__proxy__/__karma__/absolute/second.dart?sha456')" src="/__proxy__/__karma__/absolute/second.dart?sha456" crossorigin="anonymous"></script>`)
       done()
     })
 
@@ -241,7 +242,8 @@ describe('middleware.karma', () => {
 
     response.once('end', () => {
       expect(nextSpy).not.to.have.been.called
-      expect(response).to.beServedAs(200, 'CONTEXT\n<script type="text/javascript" src="/__proxy__/__karma__/absolute/some/abc/a.js?sha" crossorigin="anonymous"></script>\n<script type="text/javascript" src="/__proxy__/__karma__/base/b.js?shaaa" crossorigin="anonymous"></script>')
+      /* eslint quotes: ["error", "single", { "allowTemplateLiterals": true }] */
+      expect(response).to.beServedAs(200, `CONTEXT\n<script type="text/javascript" onerror="throw new Error('Failed to load /__proxy__/__karma__/absolute/some/abc/a.js?sha')" src="/__proxy__/__karma__/absolute/some/abc/a.js?sha" crossorigin="anonymous"></script>\n<script type="text/javascript" onerror="throw new Error('Failed to load /__proxy__/__karma__/base/b.js?shaaa')" src="/__proxy__/__karma__/base/b.js?shaaa" crossorigin="anonymous"></script>`)
       done()
     })
 
@@ -333,7 +335,8 @@ describe('middleware.karma', () => {
     ])
 
     response.once('end', () => {
-      expect(response).to.beServedAs(200, 'CONTEXT\n<script type="text/javascript" src="http://some.url.com/whatever" crossorigin="anonymous"></script>')
+      /* eslint quotes: ["error", "single", { "allowTemplateLiterals": true }] */
+      expect(response).to.beServedAs(200, `CONTEXT\n<script type="text/javascript" onerror="throw new Error('Failed to load http://some.url.com/whatever')" src="http://some.url.com/whatever" crossorigin="anonymous"></script>`)
       done()
     })
 
@@ -366,7 +369,8 @@ describe('middleware.karma', () => {
     ])
 
     response.once('end', () => {
-      expect(response).to.beServedAs(200, "window.__karma__.files = {\n  '/__proxy__/__karma__/absolute/some/abc/a.js': 'sha_a',\n  '/__proxy__/__karma__/base/b.js': 'sha_b',\n  '/__proxy__/__karma__/absolute\\\\windows\\\\path\\\\uuu\\\\c.js': 'sha_c'\n};\n")
+      /* eslint quotes: ["error", "single", { "allowTemplateLiterals": true }] */
+      expect(response).to.beServedAs(200, `window.__karma__.files = {\n  '/__proxy__/__karma__/absolute/some/abc/a.js': 'sha_a',\n  '/__proxy__/__karma__/base/b.js': 'sha_b',\n  '/__proxy__/__karma__/absolute\\\\windows\\\\path\\\\uuu\\\\c.js': 'sha_c'\n};\n`)
       done()
     })
 
@@ -376,7 +380,8 @@ describe('middleware.karma', () => {
   it('should escape quotes in mappings with all served files', (done) => {
     fsMock._touchFile('/karma/static/context.html', 0, '%MAPPINGS%')
     servedFiles([
-      new MockFile("/some/abc/a'b.js", 'sha_a'),
+      /* eslint quotes: ["error", "single", { "allowTemplateLiterals": true }] */
+      new MockFile(`/some/abc/a'b.js`, 'sha_a'),
       new MockFile('/base/path/ba.js', 'sha_b')
     ])
 
@@ -396,7 +401,8 @@ describe('middleware.karma', () => {
 
     response.once('end', () => {
       expect(nextSpy).not.to.have.been.called
-      expect(response).to.beServedAs(200, 'DEBUG\n<script type="text/javascript" src="/__proxy__/__karma__/absolute/first.js" crossorigin="anonymous"></script>\n<script type="text/javascript" src="/__proxy__/__karma__/base/b.js" crossorigin="anonymous"></script>')
+      /* eslint quotes: ["error", "single", { "allowTemplateLiterals": true }] */
+      expect(response).to.beServedAs(200, `DEBUG\n<script type="text/javascript" onerror="throw new Error('Failed to load /__proxy__/__karma__/absolute/first.js')" src="/__proxy__/__karma__/absolute/first.js" crossorigin="anonymous"></script>\n<script type="text/javascript" onerror="throw new Error('Failed to load /__proxy__/__karma__/base/b.js')" src="/__proxy__/__karma__/base/b.js" crossorigin="anonymous"></script>`)
       done()
     })