1 files changed, 60 insertions, 0 deletions
diff --git a/devtools/client/shadereditor/test/browser_se_bfcache.js b/devtools/client/shadereditor/test/browser_se_bfcache.js
new file mode 100644
index 000000000..2b568e3fe
--- /dev/null
+++ b/devtools/client/shadereditor/test/browser_se_bfcache.js
@@ -0,0 +1,60 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests if the shader editor works with bfcache.
+ */
+function* ifWebGLSupported() {
+  let { target, panel } = yield initShaderEditor(SIMPLE_CANVAS_URL);
+  let { gFront, $, EVENTS, ShadersListView, ShadersEditorsView } = panel.panelWin;
+
+  // Attach frame scripts if in e10s to perform
+  // history navigation via the content
+  loadFrameScripts();
+
+  let reloaded = reload(target);
+  let firstProgram = yield once(gFront, "program-linked");
+  yield reloaded;
+
+  let navigated = navigate(target, MULTIPLE_CONTEXTS_URL);
+  let [secondProgram, thirdProgram] = yield getPrograms(gFront, 2);
+  yield navigated;
+
+  let vsEditor = yield ShadersEditorsView._getEditor("vs");
+  let fsEditor = yield ShadersEditorsView._getEditor("fs");
+
+  yield navigateInHistory(target, "back", "will-navigate");
+  yield once(panel.panelWin, EVENTS.PROGRAMS_ADDED);
+  yield once(panel.panelWin, EVENTS.SOURCES_SHOWN);
+
+  is($("#content").hidden, false,
+    "The tool's content should not be hidden.");
+  is(ShadersListView.itemCount, 1,
+    "The shaders list contains one entry after navigating back.");
+  is(ShadersListView.selectedIndex, 0,
+    "The shaders list has a correct selection after navigating back.");
+
+  is(vsEditor.getText().indexOf("gl_Position"), 170,
+    "The vertex shader editor contains the correct text.");
+  is(fsEditor.getText().indexOf("gl_FragColor"), 97,
+    "The fragment shader editor contains the correct text.");
+
+  yield navigateInHistory(target, "forward", "will-navigate");
+  yield once(panel.panelWin, EVENTS.PROGRAMS_ADDED);
+  yield once(panel.panelWin, EVENTS.SOURCES_SHOWN);
+
+  is($("#content").hidden, false,
+    "The tool's content should not be hidden.");
+  is(ShadersListView.itemCount, 2,
+    "The shaders list contains two entries after navigating forward.");
+  is(ShadersListView.selectedIndex, 0,
+    "The shaders list has a correct selection after navigating forward.");
+
+  is(vsEditor.getText().indexOf("gl_Position"), 100,
+    "The vertex shader editor contains the correct text.");
+  is(fsEditor.getText().indexOf("gl_FragColor"), 89,
+    "The fragment shader editor contains the correct text.");
+
+  yield teardown(panel);
+  finish();
+}