[Test] add some sync coverage

test/resolver_sync.js

@@ -309,6 +309,63 @@ test('incorrect main', function (t) {
  t.end();
 });
 
+test('missing index', function (t) {
+ t.plan(requireResolveSupportsPaths ? 2 : 1);
+
+ var resolverDir = path.join(__dirname, 'resolver');
+ try {
+ resolve.sync('./missing_index', { basedir: resolverDir });
+ t.fail('did not fail');
+ } catch (err) {
+ t.equal(err && err.code, 'INCORRECT_PACKAGE_MAIN', 'error has correct error code');
+ }
+ if (requireResolveSupportsPaths) {
+ try {
+ require.resolve('./missing_index', { basedir: resolverDir });
+ t.fail('require.resolve did not fail');
+ } catch (err) {
+ t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+ }
+ }
+});
+
+test('missing main', function (t) {
+ var resolverDir = path.join(__dirname, 'resolver');
+ var dir = path.join(resolverDir, 'missing_main');
+
+ t.equal(
+ resolve.sync('./missing_main', { basedir: resolverDir }),
+ path.join(dir, 'index.js')
+ );
+ if (requireResolveSupportsPaths) {
+ t.equal(
+ resolve.sync('./missing_main', { basedir: resolverDir }),
+ require.resolve('./missing_main', { paths: [resolverDir] }),
+ '"main" missing: resolve.sync === require.resolve'
+ );
+ }
+
+ t.end();
+});
+
+test('null main', function (t) {
+ var resolverDir = path.join(__dirname, 'resolver');
+ var dir = path.join(resolverDir, 'null_main');
+
+ t.equal(
+ resolve.sync('./null_main', { basedir: resolverDir }),
+ path.join(dir, 'index.js')
+ );
+ if (requireResolveSupportsPaths) {
+ t.equal(
+ resolve.sync('./null_main', { basedir: resolverDir }),
+ require.resolve('./null_main', { paths: [resolverDir] }),
+ '`"main": null`: resolve.sync === require.resolve'
+ );
+ }
+
+ t.end();
+});
 var stubStatSync = function stubStatSync(fn) {
  var statSync = fs.statSync;
  try {