1 files changed, 53 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg_post-page.js b/devtools/client/debugger/test/mochitest/browser_dbg_post-page.js
new file mode 100644
index 000000000..9d7d418de
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg_post-page.js
@@ -0,0 +1,53 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests that source contents are invalidated when the target navigates.
+ */
+
+const TAB_URL = EXAMPLE_URL + "sjs_post-page.sjs";
+
+const FORM = "<form method=\"POST\"><input type=\"submit\"></form>";
+const GET_CONTENT = "<script>\"GET\";</script>" + FORM;
+const POST_CONTENT = "<script>\"POST\";</script>" + FORM;
+
+add_task(function* () {
+  let options = {
+    source: TAB_URL,
+    line: 1
+  };
+  let [tab,, panel] = yield initDebugger(TAB_URL, options);
+  let win = panel.panelWin;
+  let editor = win.DebuggerView.editor;
+  let queries = win.require("./content/queries");
+  let getState = win.DebuggerController.getState;
+
+  let source = queries.getSelectedSource(getState());
+
+  is(queries.getSourceCount(getState()), 1,
+    "There should be one source displayed in the view.");
+  is(source.url, TAB_URL,
+    "The correct source is currently selected in the view.");
+  is(editor.getText(), GET_CONTENT,
+    "The currently shown source contains bacon. Mmm, delicious!");
+
+  // Submit the form and wait for debugger update
+  let onSourceUpdated = waitForSourceShown(panel, TAB_URL);
+  yield ContentTask.spawn(tab.linkedBrowser, null, function () {
+    content.document.querySelector("input[type=\"submit\"]").click();
+  });
+  yield onSourceUpdated;
+
+  // Verify that the source updates to the POST page content
+  source = queries.getSelectedSource(getState());
+  is(queries.getSourceCount(getState()), 1,
+    "There should be one source displayed in the view.");
+  is(source.url, TAB_URL,
+    "The correct source is currently selected in the view.");
+  is(editor.getText(), POST_CONTENT,
+    "The currently shown source contains bacon. Mmm, delicious!");
+
+  yield closeDebuggerAndFinish(panel);
+});