1 files changed, 34 insertions, 0 deletions
diff --git a/testing/web-platform/tests/eventsource/format-field-data.htm b/testing/web-platform/tests/eventsource/format-field-data.htm
new file mode 100644
index 000000000..a73135568
--- /dev/null
+++ b/testing/web-platform/tests/eventsource/format-field-data.htm
@@ -0,0 +1,34 @@
+<!doctype html>
+<html>
+  <head>
+    <title>EventSource: data field parsing</title>
+    <script src="/resources/testharness.js"></script>
+    <script src="/resources/testharnessreport.js"></script>
+  </head>
+  <body>
+    <div id="log"></div>
+    <script>
+      var test = async_test()
+      test.step(function() {
+        var source = new EventSource("resources/message.py?message=data%3A%0A%0Adata%0Adata%0A%0Adata%3Atest"),
+        counter = 0
+        source.onmessage = function(e) {
+          test.step(function() {
+            if(counter == 0) {
+              assert_equals("", e.data)
+            } else if(counter == 1) {
+              assert_equals("\n", e.data)
+            } else if(counter == 2) {
+              assert_equals("test", e.data)
+              source.close()
+              test.done()
+            } else {
+              assert_unreached()
+            }
+            counter++
+          })
+        }
+      })
+    </script>
+  </body>
+</html>