diff options
Diffstat (limited to 'testing/web-platform/tests/FileAPI/blob')
11 files changed, 1124 insertions, 0 deletions
diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-array-buffer.any.js b/testing/web-platform/tests/FileAPI/blob/Blob-array-buffer.any.js new file mode 100644 index 0000000000..2310646e5f --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-array-buffer.any.js @@ -0,0 +1,45 @@ +// META: title=Blob Array Buffer +// META: script=../support/Blob.js +'use strict'; + +promise_test(async () => { + const input_arr = new TextEncoder().encode("PASS"); + const blob = new Blob([input_arr]); + const array_buffer = await blob.arrayBuffer(); + assert_true(array_buffer instanceof ArrayBuffer); + assert_equals_typed_array(new Uint8Array(array_buffer), input_arr); +}, "Blob.arrayBuffer()") + +promise_test(async () => { + const input_arr = new TextEncoder().encode(""); + const blob = new Blob([input_arr]); + const array_buffer = await blob.arrayBuffer(); + assert_true(array_buffer instanceof ArrayBuffer); + assert_equals_typed_array(new Uint8Array(array_buffer), input_arr); +}, "Blob.arrayBuffer() empty Blob data") + +promise_test(async () => { + const input_arr = new TextEncoder().encode("\u08B8\u000a"); + const blob = new Blob([input_arr]); + const array_buffer = await blob.arrayBuffer(); + assert_equals_typed_array(new Uint8Array(array_buffer), input_arr); +}, "Blob.arrayBuffer() non-ascii input") + +promise_test(async () => { + const input_arr = [8, 241, 48, 123, 151]; + const typed_arr = new Uint8Array(input_arr); + const blob = new Blob([typed_arr]); + const array_buffer = await blob.arrayBuffer(); + assert_equals_typed_array(new Uint8Array(array_buffer), typed_arr); +}, "Blob.arrayBuffer() non-unicode input") + +promise_test(async () => { + const input_arr = new TextEncoder().encode("PASS"); + const blob = new Blob([input_arr]); + const array_buffer_results = await Promise.all([blob.arrayBuffer(), + blob.arrayBuffer(), blob.arrayBuffer()]); + for (let array_buffer of array_buffer_results) { + assert_true(array_buffer instanceof ArrayBuffer); + assert_equals_typed_array(new Uint8Array(array_buffer), input_arr); + } +}, "Blob.arrayBuffer() concurrent reads") diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-constructor-dom.window.js b/testing/web-platform/tests/FileAPI/blob/Blob-constructor-dom.window.js new file mode 100644 index 0000000000..4fd4a43ec4 --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-constructor-dom.window.js @@ -0,0 +1,53 @@ +// META: title=Blob constructor +// META: script=../support/Blob.js +'use strict'; + +var test_error = { + name: "test", + message: "test error", +}; + +test(function() { + var args = [ + document.createElement("div"), + window, + ]; + args.forEach(function(arg) { + assert_throws_js(TypeError, function() { + new Blob(arg); + }, "Should throw for argument " + format_value(arg) + "."); + }); +}, "Passing platform objects for blobParts should throw a TypeError."); + +test(function() { + var element = document.createElement("div"); + element.appendChild(document.createElement("div")); + element.appendChild(document.createElement("p")); + var list = element.children; + Object.defineProperty(list, "length", { + get: function() { throw test_error; } + }); + assert_throws_exactly(test_error, function() { + new Blob(list); + }); +}, "A platform object that supports indexed properties should be treated as a sequence for the blobParts argument (overwritten 'length'.)"); + +test_blob(function() { + var select = document.createElement("select"); + select.appendChild(document.createElement("option")); + return new Blob(select); +}, { + expected: "[object HTMLOptionElement]", + type: "", + desc: "Passing an platform object that supports indexed properties as the blobParts array should work (select)." +}); + +test_blob(function() { + var elm = document.createElement("div"); + elm.setAttribute("foo", "bar"); + return new Blob(elm.attributes); +}, { + expected: "[object Attr]", + type: "", + desc: "Passing an platform object that supports indexed properties as the blobParts array should work (attributes)." +});
\ No newline at end of file diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-constructor-endings.html b/testing/web-platform/tests/FileAPI/blob/Blob-constructor-endings.html new file mode 100644 index 0000000000..04edd2a303 --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-constructor-endings.html @@ -0,0 +1,104 @@ +<!DOCTYPE html> +<meta charset=utf-8> +<title>Blob constructor: endings option</title> +<link rel=help href="https://w3c.github.io/FileAPI/#constructorBlob"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script> + +// Windows platforms use CRLF as the native line ending. All others use LF. +const crlf = navigator.platform.startsWith('Win'); +const native_ending = crlf ? '\r\n' : '\n'; + +function readBlobAsPromise(blob) { + return new Promise((resolve, reject) => { + const reader = new FileReader(); + reader.readAsText(blob); + reader.onload = e => resolve(reader.result); + reader.onerror = e => reject(reader.error); + }); +} + +[ + 'transparent', + 'native' +].forEach(value => test(t => { + assert_class_string(new Blob([], {endings: value}), 'Blob', + `Constructor should allow "${value}" endings`); +}, `Valid "endings" value: ${JSON.stringify(value)}`)); + +[ + null, + '', + 'invalidEnumValue', + 'Transparent', + 'NATIVE', + 0, + {} +].forEach(value => test(t => { + assert_throws_js(TypeError, () => new Blob([], {endings: value}), + 'Blob constructor should throw'); +}, `Invalid "endings" value: ${JSON.stringify(value)}`)); + +test(t => { + const test_error = {name: 'test'}; + assert_throws_exactly( + test_error, + () => new Blob([], { get endings() { throw test_error; }}), + 'Blob constructor should propagate exceptions from "endings" property'); +}, 'Exception propagation from options'); + +test(t => { + let got = false; + new Blob([], { get endings() { got = true; } }); + assert_true(got, 'The "endings" property was accessed during construction.'); +}, 'The "endings" options property is used'); + +[ + {name: 'LF', input: '\n', native: native_ending}, + {name: 'CR', input: '\r', native: native_ending}, + + {name: 'CRLF', input: '\r\n', native: native_ending}, + {name: 'CRCR', input: '\r\r', native: native_ending.repeat(2)}, + {name: 'LFCR', input: '\n\r', native: native_ending.repeat(2)}, + {name: 'LFLF', input: '\n\n', native: native_ending.repeat(2)}, + + {name: 'CRCRLF', input: '\r\r\n', native: native_ending.repeat(2)}, + {name: 'CRLFLF', input: '\r\n\n', native: native_ending.repeat(2)}, + {name: 'CRLFCR', input: '\r\n\r\n', native: native_ending.repeat(2)}, + + {name: 'CRLFCRLF', input: '\r\n\r\n', native: native_ending.repeat(2)}, + {name: 'LFCRLFCR', input: '\n\r\n\r', native: native_ending.repeat(3)}, + +].forEach(testCase => { + promise_test(async t => { + const blob = new Blob([testCase.input]); + assert_equals( + await readBlobAsPromise(blob), testCase.input, + 'Newlines should not change with endings unspecified'); + }, `Input ${testCase.name} with endings unspecified`); + + promise_test(async t => { + const blob = new Blob([testCase.input], {endings: 'transparent'}); + assert_equals( + await readBlobAsPromise(blob), testCase.input, + 'Newlines should not change with endings "transparent"'); + }, `Input ${testCase.name} with endings 'transparent'`); + + promise_test(async t => { + const blob = new Blob([testCase.input], {endings: 'native'}); + assert_equals( + await readBlobAsPromise(blob), testCase.native, + 'Newlines should match the platform with endings "native"'); + }, `Input ${testCase.name} with endings 'native'`); +}); + +promise_test(async t => { + const blob = new Blob(['\r', '\n'], {endings: 'native'}); + const expected = native_ending.repeat(2); + assert_equals( + await readBlobAsPromise(blob), expected, + 'CR/LF in adjacent strings should be converted to two platform newlines'); +}, `CR/LF in adjacent input strings`); + +</script> diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-constructor.any.js b/testing/web-platform/tests/FileAPI/blob/Blob-constructor.any.js new file mode 100644 index 0000000000..d16f760cae --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-constructor.any.js @@ -0,0 +1,468 @@ +// META: title=Blob constructor +// META: script=../support/Blob.js +'use strict'; + +test(function() { + assert_true("Blob" in globalThis, "globalThis should have a Blob property."); + assert_equals(Blob.length, 0, "Blob.length should be 0."); + assert_true(Blob instanceof Function, "Blob should be a function."); +}, "Blob interface object"); + +// Step 1. +test(function() { + var blob = new Blob(); + assert_true(blob instanceof Blob); + assert_equals(String(blob), '[object Blob]'); + assert_equals(blob.size, 0); + assert_equals(blob.type, ""); +}, "Blob constructor with no arguments"); +test(function() { + assert_throws_js(TypeError, function() { var blob = Blob(); }); +}, "Blob constructor with no arguments, without 'new'"); +test(function() { + var blob = new Blob; + assert_true(blob instanceof Blob); + assert_equals(blob.size, 0); + assert_equals(blob.type, ""); +}, "Blob constructor without brackets"); +test(function() { + var blob = new Blob(undefined); + assert_true(blob instanceof Blob); + assert_equals(String(blob), '[object Blob]'); + assert_equals(blob.size, 0); + assert_equals(blob.type, ""); +}, "Blob constructor with undefined as first argument"); + +// blobParts argument (WebIDL). +test(function() { + var args = [ + null, + true, + false, + 0, + 1, + 1.5, + "FAIL", + new Date(), + new RegExp(), + {}, + { 0: "FAIL", length: 1 }, + ]; + args.forEach(function(arg) { + assert_throws_js(TypeError, function() { + new Blob(arg); + }, "Should throw for argument " + format_value(arg) + "."); + }); +}, "Passing non-objects, Dates and RegExps for blobParts should throw a TypeError."); + +test_blob(function() { + return new Blob({ + [Symbol.iterator]: Array.prototype[Symbol.iterator], + }); +}, { + expected: "", + type: "", + desc: "A plain object with @@iterator should be treated as a sequence for the blobParts argument." +}); +test(t => { + const blob = new Blob({ + [Symbol.iterator]() { + var i = 0; + return {next: () => [ + {done:false, value:'ab'}, + {done:false, value:'cde'}, + {done:true} + ][i++] + }; + } + }); + assert_equals(blob.size, 5, 'Custom @@iterator should be treated as a sequence'); +}, "A plain object with custom @@iterator should be treated as a sequence for the blobParts argument."); +test_blob(function() { + return new Blob({ + [Symbol.iterator]: Array.prototype[Symbol.iterator], + 0: "PASS", + length: 1 + }); +}, { + expected: "PASS", + type: "", + desc: "A plain object with @@iterator and a length property should be treated as a sequence for the blobParts argument." +}); +test_blob(function() { + return new Blob(new String("xyz")); +}, { + expected: "xyz", + type: "", + desc: "A String object should be treated as a sequence for the blobParts argument." +}); +test_blob(function() { + return new Blob(new Uint8Array([1, 2, 3])); +}, { + expected: "123", + type: "", + desc: "A Uint8Array object should be treated as a sequence for the blobParts argument." +}); + +var test_error = { + name: "test", + message: "test error", +}; + +test(function() { + var obj = { + [Symbol.iterator]: Array.prototype[Symbol.iterator], + get length() { throw test_error; } + }; + assert_throws_exactly(test_error, function() { + new Blob(obj); + }); +}, "The length getter should be invoked and any exceptions should be propagated."); + +test(function() { + assert_throws_exactly(test_error, function() { + var obj = { + [Symbol.iterator]: Array.prototype[Symbol.iterator], + length: { + valueOf: null, + toString: function() { throw test_error; } + } + }; + new Blob(obj); + }); + assert_throws_exactly(test_error, function() { + var obj = { + [Symbol.iterator]: Array.prototype[Symbol.iterator], + length: { valueOf: function() { throw test_error; } } + }; + new Blob(obj); + }); +}, "ToUint32 should be applied to the length and any exceptions should be propagated."); + +test(function() { + var received = []; + var obj = { + get [Symbol.iterator]() { + received.push("Symbol.iterator"); + return Array.prototype[Symbol.iterator]; + }, + get length() { + received.push("length getter"); + return { + valueOf: function() { + received.push("length valueOf"); + return 3; + } + }; + }, + get 0() { + received.push("0 getter"); + return { + toString: function() { + received.push("0 toString"); + return "a"; + } + }; + }, + get 1() { + received.push("1 getter"); + throw test_error; + }, + get 2() { + received.push("2 getter"); + assert_unreached("Should not call the getter for 2 if the getter for 1 threw."); + } + }; + assert_throws_exactly(test_error, function() { + new Blob(obj); + }); + assert_array_equals(received, [ + "Symbol.iterator", + "length getter", + "length valueOf", + "0 getter", + "0 toString", + "length getter", + "length valueOf", + "1 getter", + ]); +}, "Getters and value conversions should happen in order until an exception is thrown."); + +// XXX should add tests edge cases of ToLength(length) + +test(function() { + assert_throws_exactly(test_error, function() { + new Blob([{ toString: function() { throw test_error; } }]); + }, "Throwing toString"); + assert_throws_exactly(test_error, function() { + new Blob([{ toString: undefined, valueOf: function() { throw test_error; } }]); + }, "Throwing valueOf"); + assert_throws_exactly(test_error, function() { + new Blob([{ + toString: function() { throw test_error; }, + valueOf: function() { assert_unreached("Should not call valueOf if toString is present."); } + }]); + }, "Throwing toString and valueOf"); + assert_throws_js(TypeError, function() { + new Blob([{toString: null, valueOf: null}]); + }, "Null toString and valueOf"); +}, "ToString should be called on elements of the blobParts array and any exceptions should be propagated."); + +test_blob(function() { + var arr = [ + { toString: function() { arr.pop(); return "PASS"; } }, + { toString: function() { assert_unreached("Should have removed the second element of the array rather than called toString() on it."); } } + ]; + return new Blob(arr); +}, { + expected: "PASS", + type: "", + desc: "Changes to the blobParts array should be reflected in the returned Blob (pop)." +}); + +test_blob(function() { + var arr = [ + { + toString: function() { + if (arr.length === 3) { + return "A"; + } + arr.unshift({ + toString: function() { + assert_unreached("Should only access index 0 once."); + } + }); + return "P"; + } + }, + { + toString: function() { + return "SS"; + } + } + ]; + return new Blob(arr); +}, { + expected: "PASS", + type: "", + desc: "Changes to the blobParts array should be reflected in the returned Blob (unshift)." +}); + +test_blob(function() { + // https://www.w3.org/Bugs/Public/show_bug.cgi?id=17652 + return new Blob([ + null, + undefined, + true, + false, + 0, + 1, + new String("stringobject"), + [], + ['x', 'y'], + {}, + { 0: "FAIL", length: 1 }, + { toString: function() { return "stringA"; } }, + { toString: undefined, valueOf: function() { return "stringB"; } }, + { valueOf: function() { assert_unreached("Should not call valueOf if toString is present on the prototype."); } } + ]); +}, { + expected: "nullundefinedtruefalse01stringobjectx,y[object Object][object Object]stringAstringB[object Object]", + type: "", + desc: "ToString should be called on elements of the blobParts array." +}); + +test_blob(function() { + return new Blob([ + new ArrayBuffer(8) + ]); +}, { + expected: "\0\0\0\0\0\0\0\0", + type: "", + desc: "ArrayBuffer elements of the blobParts array should be supported." +}); + +test_blob(function() { + return new Blob([ + new Uint8Array([0x50, 0x41, 0x53, 0x53]), + new Int8Array([0x50, 0x41, 0x53, 0x53]), + new Uint16Array([0x4150, 0x5353]), + new Int16Array([0x4150, 0x5353]), + new Uint32Array([0x53534150]), + new Int32Array([0x53534150]), + new Float32Array([0xD341500000]) + ]); +}, { + expected: "PASSPASSPASSPASSPASSPASSPASS", + type: "", + desc: "Passing typed arrays as elements of the blobParts array should work." +}); +test_blob(function() { + return new Blob([ + // 0x535 3415053534150 + // 0x535 = 0b010100110101 -> Sign = +, Exponent = 1333 - 1023 = 310 + // 0x13415053534150 * 2**(-52) + // ==> 0x13415053534150 * 2**258 = 2510297372767036725005267563121821874921913208671273727396467555337665343087229079989707079680 + new Float64Array([2510297372767036725005267563121821874921913208671273727396467555337665343087229079989707079680]) + ]); +}, { + expected: "PASSPASS", + type: "", + desc: "Passing a Float64Array as element of the blobParts array should work." +}); + +test_blob(function() { + return new Blob([ + new BigInt64Array([BigInt("0x5353415053534150")]), + new BigUint64Array([BigInt("0x5353415053534150")]) + ]); +}, { + expected: "PASSPASSPASSPASS", + type: "", + desc: "Passing BigInt typed arrays as elements of the blobParts array should work." +}); + +var t_ports = async_test("Passing a FrozenArray as the blobParts array should work (FrozenArray<MessagePort>)."); +t_ports.step(function() { + var channel = new MessageChannel(); + channel.port2.onmessage = this.step_func(function(e) { + var b_ports = new Blob(e.ports); + assert_equals(b_ports.size, "[object MessagePort]".length); + this.done(); + }); + var channel2 = new MessageChannel(); + channel.port1.postMessage('', [channel2.port1]); +}); + +test_blob(function() { + var blob = new Blob(['foo']); + return new Blob([blob, blob]); +}, { + expected: "foofoo", + type: "", + desc: "Array with two blobs" +}); + +test_blob_binary(function() { + var view = new Uint8Array([0, 255, 0]); + return new Blob([view.buffer, view.buffer]); +}, { + expected: [0, 255, 0, 0, 255, 0], + type: "", + desc: "Array with two buffers" +}); + +test_blob_binary(function() { + var view = new Uint8Array([0, 255, 0, 4]); + var blob = new Blob([view, view]); + assert_equals(blob.size, 8); + var view1 = new Uint16Array(view.buffer, 2); + return new Blob([view1, view.buffer, view1]); +}, { + expected: [0, 4, 0, 255, 0, 4, 0, 4], + type: "", + desc: "Array with two bufferviews" +}); + +test_blob(function() { + var view = new Uint8Array([0]); + var blob = new Blob(["fo"]); + return new Blob([view.buffer, blob, "foo"]); +}, { + expected: "\0fofoo", + type: "", + desc: "Array with mixed types" +}); + +test(function() { + const accessed = []; + const stringified = []; + + new Blob([], { + get type() { accessed.push('type'); }, + get endings() { accessed.push('endings'); } + }); + new Blob([], { + type: { toString: () => { stringified.push('type'); return ''; } }, + endings: { toString: () => { stringified.push('endings'); return 'transparent'; } } + }); + assert_array_equals(accessed, ['endings', 'type']); + assert_array_equals(stringified, ['endings', 'type']); +}, "options properties should be accessed in lexicographic order."); + +test(function() { + assert_throws_exactly(test_error, function() { + new Blob( + [{ toString: function() { throw test_error } }], + { + get type() { assert_unreached("type getter should not be called."); } + } + ); + }); +}, "Arguments should be evaluated from left to right."); + +[ + null, + undefined, + {}, + { unrecognized: true }, + /regex/, + function() {} +].forEach(function(arg, idx) { + test_blob(function() { + return new Blob([], arg); + }, { + expected: "", + type: "", + desc: "Passing " + format_value(arg) + " (index " + idx + ") for options should use the defaults." + }); + test_blob(function() { + return new Blob(["\na\r\nb\n\rc\r"], arg); + }, { + expected: "\na\r\nb\n\rc\r", + type: "", + desc: "Passing " + format_value(arg) + " (index " + idx + ") for options should use the defaults (with newlines)." + }); +}); + +[ + 123, + 123.4, + true, + 'abc' +].forEach(arg => { + test(t => { + assert_throws_js(TypeError, () => new Blob([], arg), + 'Blob constructor should throw with invalid property bag'); + }, `Passing ${JSON.stringify(arg)} for options should throw`); +}); + +var type_tests = [ + // blobParts, type, expected type + [[], '', ''], + [[], 'a', 'a'], + [[], 'A', 'a'], + [[], 'text/html', 'text/html'], + [[], 'TEXT/HTML', 'text/html'], + [[], 'text/plain;charset=utf-8', 'text/plain;charset=utf-8'], + [[], '\u00E5', ''], + [[], '\uD801\uDC7E', ''], // U+1047E + [[], ' image/gif ', ' image/gif '], + [[], '\timage/gif\t', ''], + [[], 'image/gif;\u007f', ''], + [[], '\u0130mage/gif', ''], // uppercase i with dot + [[], '\u0131mage/gif', ''], // lowercase dotless i + [[], 'image/gif\u0000', ''], + // check that type isn't changed based on sniffing + [[0x3C, 0x48, 0x54, 0x4D, 0x4C, 0x3E], 'unknown/unknown', 'unknown/unknown'], // "<HTML>" + [[0x00, 0xFF], 'text/plain', 'text/plain'], + [[0x47, 0x49, 0x46, 0x38, 0x39, 0x61], 'image/png', 'image/png'], // "GIF89a" +]; + +type_tests.forEach(function(t) { + test(function() { + var arr = new Uint8Array([t[0]]).buffer; + var b = new Blob([arr], {type:t[1]}); + assert_equals(b.type, t[2]); + }, "Blob with type " + format_value(t[1])); +}); diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-in-worker.worker.js b/testing/web-platform/tests/FileAPI/blob/Blob-in-worker.worker.js new file mode 100644 index 0000000000..a0ca84551d --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-in-worker.worker.js @@ -0,0 +1,9 @@ +importScripts("/resources/testharness.js"); + +promise_test(async () => { + const data = "TEST"; + const blob = new Blob([data], {type: "text/plain"}); + assert_equals(await blob.text(), data); +}, 'Create Blob in Worker'); + +done(); diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-slice-overflow.any.js b/testing/web-platform/tests/FileAPI/blob/Blob-slice-overflow.any.js new file mode 100644 index 0000000000..388fd9282c --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-slice-overflow.any.js @@ -0,0 +1,32 @@ +// META: title=Blob slice overflow +'use strict'; + +var text = ''; + +for (var i = 0; i < 2000; ++i) { + text += 'A'; +} + +test(function() { + var blob = new Blob([text]); + var sliceBlob = blob.slice(-1, blob.size); + assert_equals(sliceBlob.size, 1, "Blob slice size"); +}, "slice start is negative, relativeStart will be max((size + start), 0)"); + +test(function() { + var blob = new Blob([text]); + var sliceBlob = blob.slice(blob.size + 1, blob.size); + assert_equals(sliceBlob.size, 0, "Blob slice size"); +}, "slice start is greater than blob size, relativeStart will be min(start, size)"); + +test(function() { + var blob = new Blob([text]); + var sliceBlob = blob.slice(blob.size - 2, -1); + assert_equals(sliceBlob.size, 1, "Blob slice size"); +}, "slice end is negative, relativeEnd will be max((size + end), 0)"); + +test(function() { + var blob = new Blob([text]); + var sliceBlob = blob.slice(blob.size - 2, blob.size + 999); + assert_equals(sliceBlob.size, 2, "Blob slice size"); +}, "slice end is greater than blob size, relativeEnd will be min(end, size)"); diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-slice.any.js b/testing/web-platform/tests/FileAPI/blob/Blob-slice.any.js new file mode 100644 index 0000000000..1f85d44d26 --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-slice.any.js @@ -0,0 +1,231 @@ +// META: title=Blob slice +// META: script=../support/Blob.js +'use strict'; + +test_blob(function() { + var blobTemp = new Blob(["PASS"]); + return blobTemp.slice(); +}, { + expected: "PASS", + type: "", + desc: "no-argument Blob slice" +}); + +test(function() { + var blob1, blob2; + + test_blob(function() { + return blob1 = new Blob(["squiggle"]); + }, { + expected: "squiggle", + type: "", + desc: "blob1." + }); + + test_blob(function() { + return blob2 = new Blob(["steak"], {type: "content/type"}); + }, { + expected: "steak", + type: "content/type", + desc: "blob2." + }); + + test_blob(function() { + return new Blob().slice(0,0,null); + }, { + expected: "", + type: "null", + desc: "null type Blob slice" + }); + + test_blob(function() { + return new Blob().slice(0,0,undefined); + }, { + expected: "", + type: "", + desc: "undefined type Blob slice" + }); + + test_blob(function() { + return new Blob().slice(0,0); + }, { + expected: "", + type: "", + desc: "no type Blob slice" + }); + + var arrayBuffer = new ArrayBuffer(16); + var int8View = new Int8Array(arrayBuffer); + for (var i = 0; i < 16; i++) { + int8View[i] = i + 65; + } + + var testData = [ + [ + ["PASSSTRING"], + [{start: -6, contents: "STRING"}, + {start: -12, contents: "PASSSTRING"}, + {start: 4, contents: "STRING"}, + {start: 12, contents: ""}, + {start: 0, end: -6, contents: "PASS"}, + {start: 0, end: -12, contents: ""}, + {start: 0, end: 4, contents: "PASS"}, + {start: 0, end: 12, contents: "PASSSTRING"}, + {start: 7, end: 4, contents: ""}] + ], + + // Test 3 strings + [ + ["foo", "bar", "baz"], + [{start: 0, end: 9, contents: "foobarbaz"}, + {start: 0, end: 3, contents: "foo"}, + {start: 3, end: 9, contents: "barbaz"}, + {start: 6, end: 9, contents: "baz"}, + {start: 6, end: 12, contents: "baz"}, + {start: 0, end: 9, contents: "foobarbaz"}, + {start: 0, end: 11, contents: "foobarbaz"}, + {start: 10, end: 15, contents: ""}] + ], + + // Test string, Blob, string + [ + ["foo", blob1, "baz"], + [{start: 0, end: 3, contents: "foo"}, + {start: 3, end: 11, contents: "squiggle"}, + {start: 2, end: 4, contents: "os"}, + {start: 10, end: 12, contents: "eb"}] + ], + + // Test blob, string, blob + [ + [blob1, "foo", blob1], + [{start: 0, end: 8, contents: "squiggle"}, + {start: 7, end: 9, contents: "ef"}, + {start: 10, end: 12, contents: "os"}, + {start: 1, end: 4, contents: "qui"}, + {start: 12, end: 15, contents: "qui"}, + {start: 40, end: 60, contents: ""}] + ], + + // Test blobs all the way down + [ + [blob2, blob1, blob2], + [{start: 0, end: 5, contents: "steak"}, + {start: 5, end: 13, contents: "squiggle"}, + {start: 13, end: 18, contents: "steak"}, + {start: 1, end: 3, contents: "te"}, + {start: 6, end: 10, contents: "quig"}] + ], + + // Test an ArrayBufferView + [ + [int8View, blob1, "foo"], + [{start: 0, end: 8, contents: "ABCDEFGH"}, + {start: 8, end: 18, contents: "IJKLMNOPsq"}, + {start: 17, end: 20, contents: "qui"}, + {start: 4, end: 12, contents: "EFGHIJKL"}] + ], + + // Test a partial ArrayBufferView + [ + [new Uint8Array(arrayBuffer, 3, 5), blob1, "foo"], + [{start: 0, end: 8, contents: "DEFGHsqu"}, + {start: 8, end: 18, contents: "igglefoo"}, + {start: 4, end: 12, contents: "Hsquiggl"}] + ], + + // Test type coercion of a number + [ + [3, int8View, "foo"], + [{start: 0, end: 8, contents: "3ABCDEFG"}, + {start: 8, end: 18, contents: "HIJKLMNOPf"}, + {start: 17, end: 21, contents: "foo"}, + {start: 4, end: 12, contents: "DEFGHIJK"}] + ], + + [ + [(new Uint8Array([0, 255, 0])).buffer, + new Blob(['abcd']), + 'efgh', + 'ijklmnopqrstuvwxyz'], + [{start: 1, end: 4, contents: "\uFFFD\u0000a"}, + {start: 4, end: 8, contents: "bcde"}, + {start: 8, end: 12, contents: "fghi"}, + {start: 1, end: 12, contents: "\uFFFD\u0000abcdefghi"}] + ] + ]; + + testData.forEach(function(data, i) { + var blobs = data[0]; + var tests = data[1]; + tests.forEach(function(expectations, j) { + test(function() { + var blob = new Blob(blobs); + assert_true(blob instanceof Blob); + assert_false(blob instanceof File); + + test_blob(function() { + return expectations.end === undefined + ? blob.slice(expectations.start) + : blob.slice(expectations.start, expectations.end); + }, { + expected: expectations.contents, + type: "", + desc: "Slicing test: slice (" + i + "," + j + ")." + }); + }, "Slicing test (" + i + "," + j + ")."); + }); + }); +}, "Slices"); + +var invalidTypes = [ + "\xFF", + "te\x09xt/plain", + "te\x00xt/plain", + "te\x1Fxt/plain", + "te\x7Fxt/plain" +]; +invalidTypes.forEach(function(type) { + test_blob(function() { + var blob = new Blob(["PASS"]); + return blob.slice(0, 4, type); + }, { + expected: "PASS", + type: "", + desc: "Invalid contentType (" + format_value(type) + ")" + }); +}); + +var validTypes = [ + "te(xt/plain", + "te)xt/plain", + "te<xt/plain", + "te>xt/plain", + "te@xt/plain", + "te,xt/plain", + "te;xt/plain", + "te:xt/plain", + "te\\xt/plain", + "te\"xt/plain", + "te/xt/plain", + "te[xt/plain", + "te]xt/plain", + "te?xt/plain", + "te=xt/plain", + "te{xt/plain", + "te}xt/plain", + "te\x20xt/plain", + "TEXT/PLAIN", + "text/plain;charset = UTF-8", + "text/plain;charset=UTF-8" +]; +validTypes.forEach(function(type) { + test_blob(function() { + var blob = new Blob(["PASS"]); + return blob.slice(0, 4, type); + }, { + expected: "PASS", + type: type.toLowerCase(), + desc: "Valid contentType (" + format_value(type) + ")" + }); +}); diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-stream-byob-crash.html b/testing/web-platform/tests/FileAPI/blob/Blob-stream-byob-crash.html new file mode 100644 index 0000000000..5992ed1396 --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-stream-byob-crash.html @@ -0,0 +1,11 @@ +<!DOCTYPE html> +<script type="module"> + let a = new Blob(['', '', undefined], { }) + let b = a.stream() + let c = new ReadableStreamBYOBReader(b) + let d = new Int16Array(8) + await c.read(d) + c.releaseLock() + await a.text() + await b.cancel() +</script> diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-stream-sync-xhr-crash.html b/testing/web-platform/tests/FileAPI/blob/Blob-stream-sync-xhr-crash.html new file mode 100644 index 0000000000..fe54fb615b --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-stream-sync-xhr-crash.html @@ -0,0 +1,13 @@ +<!DOCTYPE html> +<script> + const blob = new Blob([1, 2]); + const readable = blob.stream() + const writable = new WritableStream({}, { + size() { + let xhr = new XMLHttpRequest() + xhr.open("POST", "1", false) + xhr.send() + } + }) + readable.pipeThrough({ readable, writable }) +</script> diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-stream.any.js b/testing/web-platform/tests/FileAPI/blob/Blob-stream.any.js new file mode 100644 index 0000000000..453144cac9 --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-stream.any.js @@ -0,0 +1,94 @@ +// META: title=Blob Stream +// META: script=../support/Blob.js +// META: script=/common/gc.js +'use strict'; + +// Helper function that triggers garbage collection while reading a chunk +// if perform_gc is true. +async function read_and_gc(reader, perform_gc) { + // Passing Uint8Array for byte streams; non-byte streams will simply ignore it + const read_promise = reader.read(new Uint8Array(64)); + if (perform_gc) { + await garbageCollect(); + } + return read_promise; +} + +// Takes in a ReadableStream and reads from it until it is done, returning +// an array that contains the results of each read operation. If perform_gc +// is true, garbage collection is triggered while reading every chunk. +async function read_all_chunks(stream, { perform_gc = false, mode } = {}) { + assert_true(stream instanceof ReadableStream); + assert_true('getReader' in stream); + const reader = stream.getReader({ mode }); + + assert_true('read' in reader); + let read_value = await read_and_gc(reader, perform_gc); + + let out = []; + let i = 0; + while (!read_value.done) { + for (let val of read_value.value) { + out[i++] = val; + } + read_value = await read_and_gc(reader, perform_gc); + } + return out; +} + +promise_test(async () => { + const blob = new Blob(["PASS"]); + const stream = blob.stream(); + const chunks = await read_all_chunks(stream); + for (let [index, value] of chunks.entries()) { + assert_equals(value, "PASS".charCodeAt(index)); + } +}, "Blob.stream()") + +promise_test(async () => { + const blob = new Blob(); + const stream = blob.stream(); + const chunks = await read_all_chunks(stream); + assert_array_equals(chunks, []); +}, "Blob.stream() empty Blob") + +promise_test(async () => { + const input_arr = [8, 241, 48, 123, 151]; + const typed_arr = new Uint8Array(input_arr); + const blob = new Blob([typed_arr]); + const stream = blob.stream(); + const chunks = await read_all_chunks(stream); + assert_array_equals(chunks, input_arr); +}, "Blob.stream() non-unicode input") + +promise_test(async() => { + const input_arr = [8, 241, 48, 123, 151]; + const typed_arr = new Uint8Array(input_arr); + let blob = new Blob([typed_arr]); + const stream = blob.stream(); + blob = null; + await garbageCollect(); + const chunks = await read_all_chunks(stream, { perform_gc: true }); + assert_array_equals(chunks, input_arr); +}, "Blob.stream() garbage collection of blob shouldn't break stream " + + "consumption") + +promise_test(async() => { + const input_arr = [8, 241, 48, 123, 151]; + const typed_arr = new Uint8Array(input_arr); + let blob = new Blob([typed_arr]); + const chunksPromise = read_all_chunks(blob.stream()); + // It somehow matters to do GC here instead of doing `perform_gc: true` + await garbageCollect(); + assert_array_equals(await chunksPromise, input_arr); +}, "Blob.stream() garbage collection of stream shouldn't break stream " + + "consumption") + +promise_test(async () => { + const input_arr = [8, 241, 48, 123, 151]; + const typed_arr = new Uint8Array(input_arr); + let blob = new Blob([typed_arr]); + const stream = blob.stream(); + const chunks = await read_all_chunks(stream, { mode: "byob" }); + assert_array_equals(chunks, input_arr); +}, "Reading Blob.stream() with BYOB reader") diff --git a/testing/web-platform/tests/FileAPI/blob/Blob-text.any.js b/testing/web-platform/tests/FileAPI/blob/Blob-text.any.js new file mode 100644 index 0000000000..d04fa97cff --- /dev/null +++ b/testing/web-platform/tests/FileAPI/blob/Blob-text.any.js @@ -0,0 +1,64 @@ +// META: title=Blob Text +// META: script=../support/Blob.js +'use strict'; + +promise_test(async () => { + const blob = new Blob(["PASS"]); + const text = await blob.text(); + assert_equals(text, "PASS"); +}, "Blob.text()") + +promise_test(async () => { + const blob = new Blob(); + const text = await blob.text(); + assert_equals(text, ""); +}, "Blob.text() empty blob data") + +promise_test(async () => { + const blob = new Blob(["P", "A", "SS"]); + const text = await blob.text(); + assert_equals(text, "PASS"); +}, "Blob.text() multi-element array in constructor") + +promise_test(async () => { + const non_unicode = "\u0061\u030A"; + const input_arr = new TextEncoder().encode(non_unicode); + const blob = new Blob([input_arr]); + const text = await blob.text(); + assert_equals(text, non_unicode); +}, "Blob.text() non-unicode") + +promise_test(async () => { + const blob = new Blob(["PASS"], { type: "text/plain;charset=utf-16le" }); + const text = await blob.text(); + assert_equals(text, "PASS"); +}, "Blob.text() different charset param in type option") + +promise_test(async () => { + const non_unicode = "\u0061\u030A"; + const input_arr = new TextEncoder().encode(non_unicode); + const blob = new Blob([input_arr], { type: "text/plain;charset=utf-16le" }); + const text = await blob.text(); + assert_equals(text, non_unicode); +}, "Blob.text() different charset param with non-ascii input") + +promise_test(async () => { + const input_arr = new Uint8Array([192, 193, 245, 246, 247, 248, 249, 250, 251, + 252, 253, 254, 255]); + const blob = new Blob([input_arr]); + const text = await blob.text(); + assert_equals(text, "\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd" + + "\ufffd\ufffd\ufffd\ufffd"); +}, "Blob.text() invalid utf-8 input") + +promise_test(async () => { + const input_arr = new Uint8Array([192, 193, 245, 246, 247, 248, 249, 250, 251, + 252, 253, 254, 255]); + const blob = new Blob([input_arr]); + const text_results = await Promise.all([blob.text(), blob.text(), + blob.text()]); + for (let text of text_results) { + assert_equals(text, "\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd" + + "\ufffd\ufffd\ufffd\ufffd"); + } +}, "Blob.text() concurrent reads") |