test

build-system/compile/generate/test/shared-bento-symbols.test.js

@@ -0,0 +1,47 @@
+const dedent = require('dedent');
+const test = require('ava');
+const {getExportedSymbols} = require('../shared-bento-symbols');
+
+test('getExportedSymbols', (t) => {
+  t.deepEqual(
+    getExportedSymbols(
+      dedent(`
+        export const foo = 'foo';
+        export function bar() {}
+        export class Baz {}
+        export {qux} from './qux';
+      `)
+    ),
+    ['foo', 'bar', 'Baz', 'qux']
+  );
+});
+
+test('getExportedSymbols fails with export *', (t) => {
+  t.throws(() => getExportedSymbols("export * from './qux';"), {
+    message: /export */,
+  });
+});
+
+test('getExportedSymbols fails with export default', (t) => {
+  t.throws(() => getExportedSymbols("export default 'foo';"), {
+    message: /export default/,
+  });
+});
+
+test('getExportedSymbols fails with export from default', (t) => {
+  t.throws(() => getExportedSymbols("export foo from 'foo';"), {
+    message: /export from a default import/,
+  });
+});
+
+test('getExportedSymbols fails with exported namespace', (t) => {
+  t.throws(() => getExportedSymbols("export * as foo from 'foo';"), {
+    message: /export a namespace/,
+  });
+});
+
+test('getExportedSymbols fails with exported x as y', (t) => {
+  t.throws(() => getExportedSymbols("export {x as y} from 'x';"), {
+    message: /should match local name/,
+  });
+});