From e704503dc78476076c9f12e5147f26b0725c1e35 Mon Sep 17 00:00:00 2001
From: yiminghe <yiminghe@gmail.com>
Date: Wed, 10 Jun 2015 01:09:34 +0800
Subject: [PATCH 1/3] optimize className check

---
 src/test/ReactTestUtils.js                |  2 +-
 src/test/__tests__/ReactTestUtils-test.js | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/test/ReactTestUtils.js b/src/test/ReactTestUtils.js
index ab1d75d0b5..e207ea8140 100644
--- a/src/test/ReactTestUtils.js
+++ b/src/test/ReactTestUtils.js
@@ -174,7 +174,7 @@ var ReactTestUtils = {
         var instClassName = React.findDOMNode(inst).className;
         return (
           instClassName &&
-          (' ' + instClassName + ' ').indexOf(' ' + className + ' ') !== -1
+          (('' + instClassName).split(/\s+/)).indexOf(className) !== -1
         );
       }
       return false;
diff --git a/src/test/__tests__/ReactTestUtils-test.js b/src/test/__tests__/ReactTestUtils-test.js
index 7311bcf0d0..7ae7dba19f 100644
--- a/src/test/__tests__/ReactTestUtils-test.js
+++ b/src/test/__tests__/ReactTestUtils-test.js
@@ -187,6 +187,17 @@ describe('ReactTestUtils', function() {
 
   });
 
+  it('Test scryRenderedDOMComponentsWithClass with className contains \\n', function() {
+    var renderedComponent = ReactTestUtils.renderIntoDocument(<div>Hello <span className={`x
+    y`}>Jim</span></div>);
+    var scryResults = ReactTestUtils.scryRenderedDOMComponentsWithClass(
+      renderedComponent,
+      'x'
+    );
+    expect(scryResults.length).toBe(1);
+
+  });
+
   it('traverses children in the correct order', function() {
     var container = document.createElement('div');
 

From 69339a0f671b59b35c541425bc23c74c739e8160 Mon Sep 17 00:00:00 2001
From: yiminghe <yiminghe@gmail.com>
Date: Thu, 11 Jun 2015 23:21:52 +0800
Subject: [PATCH 2/3] update code style

---
 src/test/__tests__/ReactTestUtils-test.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/test/__tests__/ReactTestUtils-test.js b/src/test/__tests__/ReactTestUtils-test.js
index 7ae7dba19f..725f40fe85 100644
--- a/src/test/__tests__/ReactTestUtils-test.js
+++ b/src/test/__tests__/ReactTestUtils-test.js
@@ -188,14 +188,15 @@ describe('ReactTestUtils', function() {
   });
 
   it('Test scryRenderedDOMComponentsWithClass with className contains \\n', function() {
-    var renderedComponent = ReactTestUtils.renderIntoDocument(<div>Hello <span className={`x
-    y`}>Jim</span></div>);
+    var renderedComponent = ReactTestUtils.renderIntoDocument(
+      <div>Hello <span className={`x
+      y`}>Jim</span></div>
+    );
     var scryResults = ReactTestUtils.scryRenderedDOMComponentsWithClass(
       renderedComponent,
       'x'
     );
     expect(scryResults.length).toBe(1);
-
   });
 
   it('traverses children in the correct order', function() {

From a5f3962ef6dae53b1bb0f19284773af2400fc56a Mon Sep 17 00:00:00 2001
From: yiminghe <yiminghe@gmail.com>
Date: Thu, 11 Jun 2015 23:26:09 +0800
Subject: [PATCH 3/3] update code style

---
 src/test/__tests__/ReactTestUtils-test.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/test/__tests__/ReactTestUtils-test.js b/src/test/__tests__/ReactTestUtils-test.js
index 725f40fe85..2c784152c7 100644
--- a/src/test/__tests__/ReactTestUtils-test.js
+++ b/src/test/__tests__/ReactTestUtils-test.js
@@ -189,8 +189,7 @@ describe('ReactTestUtils', function() {
 
   it('Test scryRenderedDOMComponentsWithClass with className contains \\n', function() {
     var renderedComponent = ReactTestUtils.renderIntoDocument(
-      <div>Hello <span className={`x
-      y`}>Jim</span></div>
+      <div>Hello <span className={'x\ny'}>Jim</span></div>
     );
     var scryResults = ReactTestUtils.scryRenderedDOMComponentsWithClass(
       renderedComponent,