1 files changed, 47 insertions, 0 deletions
diff --git a/devtools/client/styleeditor/test/browser_styleeditor_sourcemap_chrome.js b/devtools/client/styleeditor/test/browser_styleeditor_sourcemap_chrome.js
new file mode 100644
index 0000000000..997171e30d
--- /dev/null
+++ b/devtools/client/styleeditor/test/browser_styleeditor_sourcemap_chrome.js
@@ -0,0 +1,47 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const TEST_URI = URL_ROOT_SSL + "doc_sourcemap_chrome.html";
+const CHROME_TEST_URI = CHROME_URL_ROOT + "doc_sourcemap_chrome.html";
+const GENERATED_NAME = "sourcemaps_chrome.css";
+const ORIGINAL_NAME = "sourcemaps.scss";
+
+/**
+ * Test that a sourcemap served by a chrome URL for a http document will not be resolved.
+ */
+add_task(async function () {
+  const { ui } = await openStyleEditorForURL(TEST_URI);
+  ok(
+    findStylesheetByName(ui, GENERATED_NAME),
+    "Sourcemap not resolved: generated source is listed"
+  );
+  ok(
+    !findStylesheetByName(ui, ORIGINAL_NAME),
+    "Sourcemap not resolved: original source is not listed"
+  );
+});
+
+/**
+ * Test that a sourcemap served by a chrome URL for a chrome document is resolved.
+ */
+add_task(async function () {
+  const { ui } = await openStyleEditorForURL(CHROME_TEST_URI);
+  ok(
+    findStylesheetByName(ui, ORIGINAL_NAME),
+    "Sourcemap resolved: original source is listed"
+  );
+  ok(
+    !findStylesheetByName(ui, GENERATED_NAME),
+    "Sourcemap resolved: generated source is not listed"
+  );
+});
+
+function findStylesheetByName(ui, name) {
+  return ui.editors.some(
+    editor =>
+      editor.summary
+        .querySelector(".stylesheet-name > label")
+        .getAttribute("value") === name
+  );
+}