Set directory before each sourcemap test so that it can be depended on. Remove relative-paths' dependency on path.relative with process.cwd() which doesn't work in some situations.

test/cli/config-cwd-case-insensitive/_config.js

@@ -8,6 +8,6 @@ module.exports = {
   skip: os.platform() !== 'win32',
 	description: "can load config with cwd that doesn't match realpath",
 	command: 'rollup -c',
-  cwd: process.cwd().replace( /^[A-Z]:\\/ig, toggleCase ),
+  cwd: __dirname.replace( /^[A-Z]:\\/i, toggleCase ),
 	execute: true
 };

test/sourcemaps/relative-paths/_config.js

@@ -1,13 +1,11 @@
 var path = require( 'path' );
 var assert = require( 'assert' );
 
-var pathRelativeToCwd = path.relative( process.cwd(), path.resolve( __dirname, '_actual/bundle.js' ) );
-
 module.exports = {
-	description: 'source paths are relative (#344)',
+	description: 'source paths are relative with relative dest (#344)',
 	options: {
 		moduleName: 'myModule',
-		dest: pathRelativeToCwd
+		dest: path.resolve( '_actual/bundle.js' )
 	},
 	test: function ( code, map ) {
 		assert.deepEqual( map.sources, [ '../main.js' ]);

test/test.js

@@ -338,6 +338,7 @@ describe( 'rollup', function () {
 			if ( dir[0] === '.' ) return; // .DS_Store...
 
 			describe( dir, function () {
+				process.chdir( SOURCEMAPS + '/' + dir );
 				var config = loadConfig( SOURCEMAPS + '/' + dir + '/_config.js' );
 
 				var entry = path.resolve( SOURCEMAPS, dir, 'main.js' );
@@ -349,6 +350,7 @@ describe( 'rollup', function () {
 
 				PROFILES.forEach( function ( profile ) {
 					( config.skip ? it.skip : config.solo ? it.only : it )( 'generates ' + profile.format, function () {
+						process.chdir( SOURCEMAPS + '/' + dir );
 						return rollup.rollup( options ).then( function ( bundle ) {
 							var options = extend( {}, {
 								format: profile.format,