1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/encoding/resources/decode-common.js b/testing/web-platform/tests/encoding/resources/decode-common.js
new file mode 100644
index 0000000000..19dd6939ac
--- /dev/null
+++ b/testing/web-platform/tests/encoding/resources/decode-common.js
@@ -0,0 +1,40 @@
+var tests = [];
+
+function iframeRef(frameRef) {
+    return frameRef.contentWindow
+        ? frameRef.contentWindow.document
+        : frameRef.contentDocument;
+}
+
+function showNodes(decoder) {
+    var iframe = iframeRef(document.getElementById("scrwin"));
+    nodes = iframe.querySelectorAll("span");
+
+    for (var i = 0; i < nodes.length; i++) {
+        var test = subsetTest(async_test,
+                              "U+" +
+                              nodes[i].dataset.cp +
+                              " " +
+                              String.fromCodePoint(parseInt(nodes[i].dataset.cp, 16)) +
+                              " " +
+                              decoder(nodes[i].dataset.bytes) +
+                              " " +
+                              nodes[i].dataset.bytes
+        );
+        if (test) {
+            tests[i] = test;
+        }
+    }
+
+    for (var i = 0; i < nodes.length; i++) {
+        if (tests[i]) {
+            tests[i].step(function() {
+                assert_equals(
+                    nodes[i].textContent,
+                    decoder(nodes[i].dataset.bytes)
+                );
+            });
+            tests[i].done();
+        }
+    }
+}