1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/client/framework/test/browser_toolbox_view_source_02.js b/devtools/client/framework/test/browser_toolbox_view_source_02.js
new file mode 100644
index 0000000000..25bf0c2717
--- /dev/null
+++ b/devtools/client/framework/test/browser_toolbox_view_source_02.js
@@ -0,0 +1,38 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests that Toolbox#viewSourceInDebugger works when debugger is already loaded.
+ */
+
+var URL = `${URL_ROOT_SSL}doc_viewsource.html`;
+var JS_URL = `${URL_ROOT_SSL}code_math.js`;
+
+async function viewSource() {
+  const toolbox = await openNewTabAndToolbox(URL);
+  await toolbox.selectTool("jsdebugger");
+
+  await toolbox.viewSourceInDebugger(JS_URL, 2);
+
+  const debuggerPanel = toolbox.getPanel("jsdebugger");
+  ok(debuggerPanel, "The debugger panel was opened.");
+  is(toolbox.currentToolId, "jsdebugger", "The debugger panel was selected.");
+
+  assertSelectedLocationInDebugger(debuggerPanel, 2, undefined);
+
+  // See Bug 1637793 and Bug 1621337.
+  // Ideally the debugger should only resolve when the worker targets have been
+  // retrieved, which should be fixed by Bug 1621337 or a followup.
+  info("Wait for all pending requests to settle on the DevToolsClient");
+  await toolbox.commands.client.waitForRequestsToSettle();
+
+  await closeToolboxAndTab(toolbox);
+  finish();
+}
+
+function test() {
+  viewSource().then(finish, aError => {
+    ok(false, "Got an error: " + aError.message + "\n" + aError.stack);
+    finish();
+  });
+}