| // META: global=window,worker |
| // META: title=Response consume blob and http bodies |
| // META: script=../resources/utils.js |
| |
| promise_test(function(test) { |
| return new Response(new Blob([], { "type" : "text/plain" })).body.cancel(); |
| }, "Cancelling a starting blob Response stream"); |
| |
| promise_test(function(test) { |
| var response = new Response(new Blob(["This is data"], { "type" : "text/plain" })); |
| var reader = response.body.getReader(); |
| reader.read(); |
| return reader.cancel(); |
| }, "Cancelling a loading blob Response stream"); |
| |
| promise_test(function(test) { |
| var response = new Response(new Blob(["T"], { "type" : "text/plain" })); |
| var reader = response.body.getReader(); |
| |
| var closedPromise = reader.closed.then(function() { |
| return reader.cancel(); |
| }); |
| reader.read().then(function readMore({done, value}) { |
| if (!done) return reader.read().then(readMore); |
| }); |
| return closedPromise; |
| }, "Cancelling a closed blob Response stream"); |
| |
| promise_test(function(test) { |
| return fetch(RESOURCES_DIR + "trickle.py?ms=30&count=100").then(function(response) { |
| return response.body.cancel(); |
| }); |
| }, "Cancelling a starting Response stream"); |
| |
| promise_test(function() { |
| return fetch(RESOURCES_DIR + "trickle.py?ms=30&count=100").then(function(response) { |
| var reader = response.body.getReader(); |
| return reader.read().then(function() { |
| return reader.cancel(); |
| }); |
| }); |
| }, "Cancelling a loading Response stream"); |
| |
| promise_test(function() { |
| async function readAll(reader) { |
| while (true) { |
| const {value, done} = await reader.read(); |
| if (done) |
| return; |
| } |
| } |
| |
| return fetch(RESOURCES_DIR + "top.txt").then(function(response) { |
| var reader = response.body.getReader(); |
| return readAll(reader).then(() => reader.cancel()); |
| }); |
| }, "Cancelling a closed Response stream"); |
| |
| promise_test(async () => { |
| const response = await fetch(RESOURCES_DIR + "top.txt"); |
| const { body } = response; |
| await body.cancel(); |
| assert_equals(body, response.body, ".body should not change after cancellation"); |
| }, "Accessing .body after canceling it"); |