test for #101

test/sourcemaps/names/_config.js

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+var path = require( 'path' );
+var assert = require( 'assert' );
+var getLocation = require( '../../utils/getLocation' );
+var SourceMapConsumer = require( 'source-map' ).SourceMapConsumer;
+
+module.exports = {
+	description: 'names are recovered (https://github.com/rollup/rollup/issues/101)',
+	options: {
+		moduleName: 'myModule'
+	},
+	test: function ( code, map ) {
+		var smc = new SourceMapConsumer( map );
+		var generatedLoc, originalLoc;
+
+		var match = /Object\.create\( ([^\.]+)\.prototype/.exec( code );
+		if ( !match ) throw new Error( 'errr...' );
+
+		var deconflictedName = match[1];
+		if ( deconflictedName === 'Foo' ) throw new Error( 'Need to update this test!' );
+
+		var pattern = new RegExp( deconflictedName, 'g' );
+
+		var index = code.indexOf( deconflictedName );
+		generatedLoc = getLocation( code, index );
+		originalLoc = smc.originalPositionFor( generatedLoc );
+		assert.equal( originalLoc.name, 'Foo' );
+
+		var index = code.indexOf( deconflictedName, index + 1 );
+		generatedLoc = getLocation( code, index );
+		originalLoc = smc.originalPositionFor( generatedLoc );
+		assert.equal( originalLoc.name, 'Bar' );
+	}
+};

test/sourcemaps/names/bar.js

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+export default function Foo () {}

test/sourcemaps/names/foo.js

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+import Bar from './bar';
+
+export default function Foo () {}
+
+Foo.prototype = Object.create( Bar.prototype );

test/sourcemaps/names/main.js

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+export { default as Foo } from './foo';