| <!doctype html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Fetch: retrieve response's body progressively</title> |
| <meta name="help" href="https://fetch.spec.whatwg.org/#main-fetch"> |
| <meta name="help" href="https://fetch.spec.whatwg.org/#http-fetch"> |
| <meta name="author" title="Canon Research France" href="https://www.crf.canon.fr"> |
| <script src="/js-test-resources/testharness.js"></script> |
| <script src="/js-test-resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| promise_test(function() { |
| var url = "/resources/download-json-with-delay.py?iteration=5&delay=200"; |
| var loadingFlag = false; |
| return fetch(url).then(function(response) { |
| assert_equals(response.status, 200); |
| |
| setTimeout(function() { loadingFlag = true; }, 100); |
| return response.text().then(function(text) { |
| assert_true(loadingFlag, "ensuring that text() was called while loading is happening"); |
| assert_true(text.indexOf("foobar") != -1, "text must contain foobar"); |
| }); |
| }); |
| }, "Testing calling Response.text() when still fetching data"); |
| |
| promise_test(function() { |
| var url = "/resources/download-json-with-delay.py?iteration=5&delay=200"; |
| var loadingFlag = false; |
| return fetch(url).then(function(response) { |
| assert_equals(response.status, 200); |
| |
| setTimeout(function() { loadingFlag = true; }, 100); |
| return response.arrayBuffer().then(function(arrayBuffer) { |
| assert_true(arrayBuffer instanceof ArrayBuffer, "object must be an array buffer"); |
| assert_true(loadingFlag, "ensuring that arrayBuffer() was called while loading is happening"); |
| }); |
| }); |
| }, "Testing calling Response.arrayBuffer() when still fetching data"); |
| |
| promise_test(function() { |
| var url = "/resources/download-json-with-delay.py?iteration=5&delay=200"; |
| var loadingFlag = false; |
| return fetch(url).then(function(response) { |
| assert_equals(response.status, 200); |
| |
| setTimeout(function() { loadingFlag = true; }, 100); |
| return response.blob().then(function(blob) { |
| assert_true(blob instanceof Blob, "object must be a blob"); |
| assert_true(loadingFlag, "ensuring that blob() was called while loading is happening"); |
| }); |
| }); |
| }, "Testing calling Response.blob() when still fetching data"); |
| |
| promise_test(function() { |
| var url = "/resources/download-json-with-delay.py?iteration=5&delay=200"; |
| var loadingFlag = false; |
| return fetch(url).then(function(response) { |
| assert_equals(response.status, 200); |
| |
| setTimeout(function() { loadingFlag = true; }, 100); |
| return response.json().then(function(object) { |
| assert_equals(object.constructor, Array); |
| assert_true(loadingFlag, "ensuring that json() was called while loading is happening"); |
| }); |
| }); |
| }, "Testing calling Response.json() when still fetching data"); |
| |
| </script> |
| </body> |
| </html> |
