| <!doctype html> |
| <html> |
| <head> |
| <title>Testing XMLHttpRequest.getReponseHeader behavior</title> |
| <script src="/js-test-resources/js-test-pre.js"></script> |
| <script type="text/javascript"> |
| description("Test the required behavior of XMLHttpRequest.getResponseHeader()"); |
| |
| window.jsTestIsAsync = true; |
| |
| var savedHeader = null; |
| var headerName = "Content-Type"; |
| var nullTests = [ "SeT-COoKie", |
| "sEt-coOkIE2", |
| "xxx-mytest-headerabc", |
| null, |
| "Content-Type:" ]; |
| |
| var xhr = new XMLHttpRequest(); |
| |
| var headerValue; |
| function testGetResponseHeader(xhr, headerName, expectNull) { |
| shouldNotThrow("{state: " + xhr.readyState + "}; headerValue = xhr.getResponseHeader('" + headerName + "');"); |
| if (expectNull) |
| shouldBeNull("headerValue"); |
| else |
| shouldBeNonNull("headerValue"); |
| |
| return headerValue; |
| } |
| |
| var result; |
| xhr.onreadystatechange = function() { |
| var rState = this.readyState; |
| result = testGetResponseHeader(this, headerName, rState <= XMLHttpRequest.OPENED); |
| if (result) { |
| if (savedHeader) |
| shouldBe("result", "savedHeader"); |
| |
| savedHeader = result; |
| |
| for (var i = 0; i < nullTests.length; ++i) |
| testGetResponseHeader(this, nullTests[i], true); |
| } else { |
| if (rState > XMLHttpRequest.OPENED) |
| testFailed("In ready state " + rState + ", unexpected null value for '" + headerName + "'."); |
| else if (result !== null) |
| testFailed("In ready state " + rState + ", expected null for '" + headerName + ", got: " + JSON.stringify(result) + "."); |
| else |
| testPassed("Header '" + headerName + "' is null in ready state " + rState + "."); |
| } |
| |
| if (rState == XMLHttpRequest.DONE) |
| finishJSTest(); |
| } |
| |
| function runTest() { |
| // Test for readyState = 0 |
| testGetResponseHeader(xhr, headerName, true); |
| shouldNotThrow('xhr.open("GET", "resources/1251.html", true);'); |
| // Test for readyState = 1 |
| testGetResponseHeader(xhr, headerName, true); |
| shouldNotThrow("xhr.send(null);"); |
| } |
| runTest(); |
| </script> |
| <script src="/js-test-resources/js-test-post.js"></script> |
| </head> |
| </html> |
