Add m-esr52 at 52.6.0

1 files changed, 11 insertions, 0 deletions

diff --git a/testing/web-platform/tests/dom/constants.js b/testing/web-platform/tests/dom/constants.js
new file mode 100644
index 000000000..397df96fb
--- /dev/null
+++ b/testing/web-platform/tests/dom/constants.js
@@ -0,0 +1,11 @@
+function testConstants(objects, constants, msg) {
+  objects.forEach(function(arr) {
+    var o = arr[0], desc = arr[1];
+    test(function() {
+      constants.forEach(function(d) {
+        assert_true(d[0] in o, "Object " + o + " doesn't have " + d[0])
+        assert_equals(o[d[0]], d[1], "Object " + o + " value for " + d[0] + " is wrong")
+      })
+    }, "Constants for " + msg + " on " + desc + ".")
+  })
+}