2015-09-23 07:24:42 +00:00
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<!DOCTYPE html>
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<script src='../resources/testharness.js'></script>
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<script src='../resources/testharnessreport.js'></script>
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<script src='../resources/gc.js'></script>
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<script>
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2015-12-22 18:20:49 +00:00
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// This is updated till https://github.com/whatwg/streams/commit/4ba861e6f60c248060811830e11271c84b439cc3
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2015-09-23 07:24:42 +00:00
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test(function() {
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var input = {
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readable: { },
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writable: { }
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};
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var options = { };
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assert_throws(new TypeError(), function() { ReadableStream.prototype.pipeThrough.call(undefined, input, options); });
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assert_throws(new TypeError(), function() { ReadableStream.prototype.pipeThrough.call(null, input, options); });
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assert_throws(new TypeError(), function() { ReadableStream.prototype.pipeThrough.call(1, input, options); });
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assert_throws(new TypeError(), function() { ReadableStream.prototype.pipeThrough.call({ "pipeTo": "test" }, input, options); });
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}, 'ReadableStream.prototype.pipeThrough should throw when "this" has no pipeTo method');
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test(function() {
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var options = { };
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var thisValue = {
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pipeTo: function() {
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assert_unreached();
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}
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};
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assert_throws(new TypeError(), function() { ReadableStream.prototype.pipeThrough.call(thisValue, null, options); });
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assert_throws(new TypeError(), function() { ReadableStream.prototype.pipeThrough.call(thisValue, undefined, options); });
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}, 'ReadableStream.prototype.pipeThrough should throw when passed argument is not an object');
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test(function() {
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var options = { };
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var error = new TypeError("potato");
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var thisWrongValue = {
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get pipeTo() {
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throw error;
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}
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};
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assert_throws(error, function() { ReadableStream.prototype.pipeThrough.call(thisWrongValue, { readable: { }, writable: { } }, options); });
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var thisValue = {
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pipeTo: function() {
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assert_unreached();
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}
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};
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var wrongInput = {
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readable: { },
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get writable() {
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throw error;
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}
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};
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assert_throws(error, function() { ReadableStream.prototype.pipeThrough.call(thisValue, wrongInput, options); });
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var wrongInput2 = {
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get readable() {
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throw error;
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},
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writable: { }
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};
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var thisValue2 = {
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pipeTo: function() { }
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};
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assert_throws(error, function() { ReadableStream.prototype.pipeThrough.call(thisValue2, wrongInput2, options); });
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}, 'ReadableStream.prototype.pipeThrough should throw when called getters are throwing');
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</script>
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