1 files changed, 64 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/api/headers/headers-casing.html b/testing/web-platform/tests/fetch/api/headers/headers-casing.html
new file mode 100644
index 000000000..1e505d81c
--- /dev/null
+++ b/testing/web-platform/tests/fetch/api/headers/headers-casing.html
@@ -0,0 +1,64 @@
+<!doctype html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>Headers case management</title>
+    <meta name="help" href="https://fetch.spec.whatwg.org/#concept-header-list-append">
+    <meta name="author" title="Canon Research France" href="https://www.crf.canon.fr">
+    <script src="/resources/testharness.js"></script>
+    <script src="/resources/testharnessreport.js"></script>
+  </head>
+  <body>
+    <script>
+      var headerDictCase = {"UPPERCASE": "value1",
+                            "lowercase": "value2",
+                            "mixedCase": "value3",
+                            "Content-TYPE": "value4"
+                           };
+
+      function checkHeadersCase(originalName, headersToCheck, expectedDict) {
+        var lowCaseName = originalName.toLowerCase();
+        var upCaseName = originalName.toUpperCase();
+        var expectedValue = expectedDict[originalName];
+        assert_equals(headersToCheck.get(originalName), expectedValue,
+            "name: " + originalName + " has value: " + expectedValue);
+        assert_equals(headersToCheck.get(lowCaseName), expectedValue,
+            "name: " + lowCaseName + " has value: " + expectedValue);
+        assert_equals(headersToCheck.get(upCaseName), expectedValue,
+            "name: " + upCaseName + " has value: " + expectedValue);
+      }
+
+      test(function() {
+        var headers = new Headers(headerDictCase);
+        for (name in headerDictCase)
+          checkHeadersCase(name, headers, headerDictCase)
+      }, "Create headers, names use characters with different case");
+
+      test(function() {
+        var headers = new Headers();
+        for (name in headerDictCase) {
+          headers.append(name, headerDictCase[name]);
+          checkHeadersCase(name, headers, headerDictCase);
+        }
+      }, "Check append method, names use characters with different case");
+
+      test(function() {
+        var headers = new Headers();
+        for (name in headerDictCase) {
+          headers.set(name, headerDictCase[name]);
+          checkHeadersCase(name, headers, headerDictCase);
+        }
+      }, "Check set method, names use characters with different case");
+
+      test(function() {
+        var headers = new Headers();
+        for (name in headerDictCase)
+          headers.set(name, headerDictCase[name]);
+        for (name in headerDictCase)
+          headers.delete(name.toLowerCase());
+        for (name in headerDictCase)
+          assert_false(headers.has(name), "header " + name + " should have been deleted");
+      }, "Check delete method, names use characters with different case");
+    </script>
+  </body>
+</html>