1 files changed, 35 insertions, 0 deletions
diff --git a/dom/console/tests/xpcshell/test_console_shouldLog.js b/dom/console/tests/xpcshell/test_console_shouldLog.js
new file mode 100644
index 0000000000..9e78c474db
--- /dev/null
+++ b/dom/console/tests/xpcshell/test_console_shouldLog.js
@@ -0,0 +1,35 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function test_shouldLog_maxLogLevel() {
+  let ci = console.createInstance({ maxLogLevel: "Warn" });
+
+  Assert.ok(
+    ci.shouldLog("Error"),
+    "Should return true for logging a higher level"
+  );
+  Assert.ok(
+    ci.shouldLog("Warn"),
+    "Should return true for logging the same level"
+  );
+  Assert.ok(
+    !ci.shouldLog("Debug"),
+    "Should return false for logging a lower level;"
+  );
+});
+
+add_task(async function test_shouldLog_maxLogLevelPref() {
+  Services.prefs.setStringPref("test.log", "Warn");
+  let ci = console.createInstance({ maxLogLevelPref: "test.log" });
+
+  Assert.ok(
+    !ci.shouldLog("Debug"),
+    "Should return false for logging a lower level;"
+  );
+
+  Services.prefs.setStringPref("test.log", "Debug");
+  Assert.ok(
+    ci.shouldLog("Debug"),
+    "Should return true for logging a lower level after pref update"
+  );
+});