Normalize and update the header value checks to RFC 7230 for Fetch

third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/headers.js

Index: third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/headers.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/headers.js b/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/headers.js
index 4dd6037237a186f84604b764124bd4815f2e63bb..6dd8fefd0245b7a50cca8f043c173c884db796a8 100644
--- a/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/headers.js
+++ b/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/headers.js
@@ -176,6 +176,45 @@ test(function() {
     assert_equals(headers.get('a'), 'b');
     assert_equals(headers.get('c'), 'd');
 
+    // Tests for new Headers with valid values.
+    headers = new Headers();
+    headers.append('a', '\xd0\xa1');
+    assert_equals(headers.get('a'), '\xd0\xa1');
+    headers.append('b', 't t');
+    assert_equals(headers.get('b'), 't t');
+    headers.append('c', 't\tt');
+    assert_equals(headers.get('c'), 't\tt');
+    headers.append('k', '');
+    assert_equals(headers.get('k'), '');
+    headers.append('l', ' ');
+    assert_equals(headers.get('l'), '');
+    headers.append('m', '\r\n\r\n\r\n');
+    assert_equals(headers.get('m'), '');
+
+    headers.set('n', '\xd0\xa1');
+    assert_equals(headers.get('n'), '\xd0\xa1');
+    headers.set('o', '');
+    assert_equals(headers.get('o'), '');
+    headers.set('p', '\r\n\r\n\r\n\r\t');
+    assert_equals(headers.get('p'), '');
+
+    // Tests for normalizing header values.
+    headers.append('d', ' t');
+    assert_equals(headers.get('d'), 't');
+    headers.append('e', 't ');
+    assert_equals(headers.get('e'), 't');
+    headers.append('f', ' t ');
+    assert_equals(headers.get('f'), 't');
+    headers.append('g', 'test\r');
+    assert_equals(headers.get('g'), 'test');
+
+    headers.set('h', 'test\n');
+    assert_equals(headers.get('h'), 'test');
+    headers.set('i', 'test\r\n');
+    assert_equals(headers.get('i'), 'test');
+    headers.set('j', 'test\t');
+    assert_equals(headers.get('j'), 'test');
+
     // Throw errors
     INVALID_HEADER_NAMES.forEach(function(name) {
         assert_throws({name: 'TypeError'},