1 files changed, 46 insertions, 0 deletions
diff --git a/docshell/test/browser/browser_bug1543077-3.js b/docshell/test/browser/browser_bug1543077-3.js
new file mode 100644
index 0000000000..7cef4aef10
--- /dev/null
+++ b/docshell/test/browser/browser_bug1543077-3.js
@@ -0,0 +1,46 @@
+function test() {
+  var rootDir = "http://mochi.test:8888/browser/docshell/test/browser/";
+  runCharsetTest(
+    rootDir + "file_bug1543077-3.html",
+    afterOpen,
+    afterChangeCharset
+  );
+}
+
+function afterOpen() {
+  is(
+    content.document.documentElement.textContent.indexOf("\u3042"),
+    136,
+    "Parent doc should be ISO-2022-JP initially"
+  );
+
+  is(
+    content.frames[0].document.documentElement.textContent.indexOf("\u3042"),
+    92,
+    "Child doc should be ISO-2022-JP initially"
+  );
+}
+
+function afterChangeCharset() {
+  is(
+    content.document.documentElement.textContent.indexOf("\u3042"),
+    136,
+    "Parent doc should decode as ISO-2022-JP subsequently"
+  );
+  is(
+    content.frames[0].document.documentElement.textContent.indexOf("\u3042"),
+    92,
+    "Child doc should decode as ISO-2022-JP subsequently"
+  );
+
+  is(
+    content.document.characterSet,
+    "ISO-2022-JP",
+    "Parent doc should report ISO-2022-JP subsequently"
+  );
+  is(
+    content.frames[0].document.characterSet,
+    "ISO-2022-JP",
+    "Child doc should report ISO-2022-JP subsequently"
+  );
+}