1 files changed, 58 insertions, 0 deletions
diff --git a/devtools/client/debugger/new/test/mochitest/browser_dbg-sources.js b/devtools/client/debugger/new/test/mochitest/browser_dbg-sources.js
new file mode 100644
index 000000000..64b7f56ae
--- /dev/null
+++ b/devtools/client/debugger/new/test/mochitest/browser_dbg-sources.js
@@ -0,0 +1,58 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Tests that the source tree works.
+
+function* waitForSourceCount(dbg, i) {
+  // We are forced to wait until the DOM nodes appear because the
+  // source tree batches its rendering.
+  yield waitUntil(() => {
+    return findAllElements(dbg, "sourceNodes").length === i;
+  });
+}
+
+add_task(function* () {
+  const dbg = yield initDebugger("doc-sources.html");
+  const { selectors: { getSelectedSource }, getState } = dbg;
+
+  // Expand nodes and make sure more sources appear.
+  is(findAllElements(dbg, "sourceNodes").length, 2);
+
+  clickElement(dbg, "sourceArrow", 2);
+  is(findAllElements(dbg, "sourceNodes").length, 7);
+
+  clickElement(dbg, "sourceArrow", 3);
+  is(findAllElements(dbg, "sourceNodes").length, 8);
+
+  // Select a source.
+  ok(!findElementWithSelector(dbg, ".sources-list .focused"),
+     "Source is not focused");
+  const selected = waitForDispatch(dbg, "SELECT_SOURCE");
+  clickElement(dbg, "sourceNode", 4);
+  yield selected;
+  ok(findElementWithSelector(dbg, ".sources-list .focused"),
+     "Source is focused");
+  ok(getSelectedSource(getState()).get("url").includes("nested-source.js"),
+     "The right source is selected");
+
+  // Make sure new sources appear in the list.
+  ContentTask.spawn(gBrowser.selectedBrowser, null, function() {
+    const script = content.document.createElement("script");
+    script.src = "math.min.js";
+    content.document.body.appendChild(script);
+  });
+
+  yield waitForSourceCount(dbg, 9);
+  is(findElement(dbg, "sourceNode", 7).querySelector("span").innerText,
+     "math.min.js",
+     "The dynamic script exists");
+
+  // Make sure named eval sources appear in the list.
+  ContentTask.spawn(gBrowser.selectedBrowser, null, function() {
+    content.eval("window.evaledFunc = function() {} //# sourceURL=evaled.js");
+  });
+  yield waitForSourceCount(dbg, 11);
+  is(findElement(dbg, "sourceNode", 2).querySelector("span").innerText,
+     "evaled.js",
+     "The eval script exists");
+});