test: external source maps

closes #340
privatenumber · May 28, 2024 · f30b296 · f30b296
1 parent 3d7bce7
commit f30b296
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Showing 2 changed files with 20 additions and 5 deletions.
diff --git a/tests/fixtures.ts b/tests/fixtures.ts
@@ -1,3 +1,4 @@
+import outdent from 'outdent';
 import type { PackageJson, TsConfigJson } from 'type-fest';
 
 export const createPackageJson = (packageJson: PackageJson) => JSON.stringify(packageJson);
@@ -104,7 +105,10 @@ export const expectErrors = {
 
 				if (!thrown) {
 					return new Error('No error thrown');
-				} else if (!thrown.message.includes(expectedError)) {
+				} else if (
+					!thrown.message.includes(expectedError)
+					&& !thrown.stack.includes(expectedError)
+				) {
 					return new Error(\`Message \${JSON.stringify(expectedError)} not found in \${JSON.stringify(thrown.message)}\n\${thrown.stack}\`);
 				}
 			}),
@@ -123,7 +127,7 @@ export const expectErrors = {
 export const files = {
 	...expectErrors,
 
-	'js/index.js': `
+	'js/index.js': outdent`
 	import assert from 'assert';
 	${syntaxLowering}
 	${preserveName}
@@ -145,7 +149,7 @@ export const files = {
 	exports.named = 'named';
 	`,
 
-	'mjs/index.mjs': `
+	'mjs/index.mjs': outdent`
 	import assert from 'assert';
 	export const mjsHasCjsContext = ${cjsContextCheck};
 
@@ -231,6 +235,11 @@ export const files = {
 
 	'broken-syntax.ts': 'if',
 
+	'file-with-sourcemap.js': outdent`
+	throw new Error;
+	//# sourceMappingURL=data:application/json;base64,ewogICJ2ZXJzaW9uIjogMywKICAic291cmNlcyI6IFsiYXNkZi5qcyJdLAogICJzb3VyY2VzQ29udGVudCI6IFsiXG5cblxuXG5cblxuXG5cblxuXG5cblxuXG5cblxuXG5cblxuXG5cblxuXG5cblxuXG5cblxuXG5cbnRocm93IG5ldyBFcnJvcigpIl0sCiAgIm1hcHBpbmdzIjogIkFBNkJBLE1BQU0sSUFBSSIsCiAgIm5hbWVzIjogW10KfQo=
+	`,
+
 	node_modules: {
 		'pkg-commonjs': {
 			'package.json': createPackageJson({

diff --git a/tests/specs/smoke.ts b/tests/specs/smoke.ts
@@ -93,8 +93,11 @@ export default testSuite(async ({ describe }, { tsx }: NodeApis) => {
 						// Is TS loadable here?
 						// Import jsx?
 
-						// Unsupported files
 						expectErrors(
+							// External source maps
+							[() => import ('./file-with-sourcemap.js'), 'asdf.js:30:7'],
+
+							// Unsupported files
 							[() => import ('./file.txt'), 'Unknown file extension'],
 							[() => import (${JSON.stringify(wasmPathUrl)}), 'Unknown file extension'],
 							${
@@ -293,8 +296,11 @@ export default testSuite(async ({ describe }, { tsx }: NodeApis) => {
 						);
 						// Loading via Node arg should not work via .mjs but with .mts
 
-						// Unsupported files
 						expectErrors(
+							// External source maps
+							[() => import ('./file-with-sourcemap.js'), 'asdf.js:30:7'],
+
+							// Unsupported files
 							[() => import ('./file.txt'), 'Unknown file extension'],
 							[() => import (${JSON.stringify(wasmPathUrl)}), 'Unknown file extension'],
 							${