1 files changed, 301 insertions, 0 deletions
diff --git a/dom/base/test/test_bug475156.html b/dom/base/test/test_bug475156.html
new file mode 100644
index 0000000000..49bdb2b287
--- /dev/null
+++ b/dom/base/test/test_bug475156.html
@@ -0,0 +1,301 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=475156
+-->
+<head>
+  <title>Test for Bug 475156</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body onload="drive(tests.shift());">
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+var path = "http://mochi.test:8888/tests/dom/base/test/";
+
+function fromCache(xhr)
+{
+  var ch = SpecialPowers.wrap(xhr).channel.QueryInterface(SpecialPowers.Ci.nsICacheInfoChannel);
+  return ch.isFromCache();  
+}
+
+var tests = [
+  // First just init the file with an ETag
+  {
+    init(xhr) 
+    {
+      xhr.open("GET", path + "bug475156.sjs?etag=a1");
+    },
+    
+    loading(xhr)
+    {
+    },
+
+    done(xhr)
+    {
+    },
+  },
+
+  // Try to load the file the first time regularly, we have to get 200 OK
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), false, "Not coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We get a fresh version of the file");
+      is(xhr.getResponseHeader("Etag"), "a1", "We got correct ETag");
+      is(xhr.responseText, "a1", "We got the expected file body");
+    },
+  },
+
+  // Try to load the file the second time regularly, we have to get 304 Not Modified
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a1");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), true, "Coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We got cached version");
+      is(xhr.getResponseHeader("Etag"), "a1", "We got correct ETag");
+      is(xhr.responseText, "a1", "We got the expected file body");
+    },
+  },
+
+  // Try to load the file the third time regularly, we have to get 304 Not Modified
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a1");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), true, "Coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We got cached version");
+      is(xhr.getResponseHeader("Etag"), "a1", "We got correct ETag");
+      is(xhr.responseText, "a1", "We got the expected file body");
+    },
+  },
+
+  // Now modify the ETag
+  {
+    init(xhr) 
+    {
+      xhr.open("GET", path + "bug475156.sjs?etag=a2");
+    },
+
+    loading(xhr)
+    {
+    },
+
+    done(xhr)
+    {
+    },
+  },
+
+  // Try to load the file, we have to get 200 OK with the new content
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a2");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), false, "Not coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We get a fresh version of the file");
+      is(xhr.getResponseHeader("Etag"), "a2", "We got correct ETag");
+      is(xhr.responseText, "a2", "We got the expected file body");
+    },
+  },
+
+  // Try to load the file the second time regularly, we have to get 304 Not Modified
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a2");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), true, "Coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We got cached version");
+      is(xhr.getResponseHeader("Etag"), "a2", "We got correct ETag");
+      is(xhr.responseText, "a2", "We got the expected file body");
+    },
+  },
+
+  // Try to load the file the third time regularly, we have to get 304 Not Modified
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a2");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), true, "Coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We got cached version");
+      is(xhr.getResponseHeader("Etag"), "a2", "We got correct ETag");
+      is(xhr.responseText, "a2", "We got the expected file body");
+    },
+  },
+
+  // Now modify the ETag ones more
+  {
+    init(xhr) 
+    {
+      xhr.open("GET", path + "bug475156.sjs?etag=a3");
+    },
+
+    loading(xhr)
+    {
+    },
+
+    done(xhr)
+    {
+    },
+  },
+
+  // Try to load the file, we have to get 200 OK with the new content
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a3");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), false, "Not coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We get a fresh version of the file");
+      is(xhr.getResponseHeader("Etag"), "a3", "We got correct ETag");
+      is(xhr.responseText, "a3", "We got the expected file body");
+    },
+  },
+
+  // Try to load the file the second time regularly, we have to get 304 Not Modified
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a3");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), true, "Coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We got cached version");
+      is(xhr.getResponseHeader("Etag"), "a3", "We got correct ETag");
+      is(xhr.responseText, "a3", "We got the expected file body");
+    },
+  },
+
+  // Try to load the file the third time regularly, we have to get 304 Not Modified
+  {    
+    init(xhr)
+    {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a3");
+    },
+
+    loading(xhr)
+    {
+      is(fromCache(xhr), true, "Coming from the cache");
+    },
+
+    done(xhr)
+    {
+      is(xhr.status, 200, "We got cached version");
+      is(xhr.getResponseHeader("Etag"), "a3", "We got correct ETag");
+      is(xhr.responseText, "a3", "We got the expected file body");
+    },
+  },
+
+  // Load one last time to reset the state variable in the .sjs file
+  {
+    init (xhr) {
+      xhr.open("GET", path + "bug475156.sjs");
+      xhr.setRequestHeader("If-Match", "a1");
+    },
+
+    loading (xhr) {
+    },
+
+    done (xhr) {
+    },
+  },
+]
+
+
+function drive(test)
+{
+  SpecialPowers.pushPrefEnv({set: [["network.http.rcwn.enabled", false]]}, _=>{
+    var xhr = new XMLHttpRequest();
+    test.init(xhr);
+    xhr.onreadystatechange = function() {
+      if (this.readyState == 3) {
+        test.loading(this);
+      }
+      if (this.readyState == 4) {
+        test.done(this);
+        if (!tests.length)
+          SimpleTest.finish();
+        else
+          drive(tests.shift());
+      }
+    }
+    xhr.send();
+  });
+}
+
+</script>
+</body>
+</html>
+