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diff --git a/dom/file/tests/test_blobconstructor.html b/dom/file/tests/test_blobconstructor.html new file mode 100644 index 0000000000..d95444f9ea --- /dev/null +++ b/dom/file/tests/test_blobconstructor.html @@ -0,0 +1,246 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=721569 +--> +<head> + <title>Test for Blob constructor (Bug 721569)</title> + <script type="text/javascript" src="/MochiKit/MochiKit.js"></script> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="text/javascript" src="common_blob.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=721569">Mozilla Bug 721569</a> +<p id="display"></p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +<script class="testbody" type="text/javascript"> +"use strict"; +/** Test for Bug 721569 **/ +var blob = new Blob(); +ok(blob, "Blob should exist"); + +ok(blob.size !== undefined, "Blob should have a size property"); +ok(blob.type !== undefined, "Blob should have a type property"); +ok(blob.slice, "Blob should have a slice method"); + +blob = new Blob([], {type: null}); +ok(blob, "Blob should exist"); +is(blob.type, "null", "Blob type should be stringified"); + +blob = new Blob([], {type: undefined}); +ok(blob, "Blob should exist"); +is(blob.type, "", "Blob type should be treated as missing"); + +try { +blob = new Blob([]); +ok(true, "an empty blobParts argument should not throw"); +} catch(e) { +ok(false, "NOT REACHED"); +} + +try { +blob = new Blob(null); +ok(false, "NOT REACHED"); +} catch(e) { +ok(true, "a null blobParts member should throw"); +} + +try { +blob = new Blob([], null); +ok(true, "a null options member should not throw"); +} catch(e) { +ok(false, "NOT REACHED"); +} + +try { +blob = new Blob([], undefined); +ok(true, "an undefined options member should not throw"); +} catch(e) { +ok(false, "NOT REACHED"); +} + +try { +blob = new Blob([], false); +ok(false, "NOT REACHED"); +} catch(e) { +ok(true, "a boolean options member should throw"); +} + +try { +blob = new Blob([], 0); +ok(false, "NOT REACHED"); +} catch(e) { +ok(true, "a numeric options member should throw"); +} + +try { +blob = new Blob([], ""); +ok(false, "NOT REACHED"); +} catch(e) { +ok(true, "a string options member should throw"); +} + +/** Test for dictionary initialization order **/ +(function() { + var o = {}; + var p = {type: "text/plain", endings: "transparent"}; + var called = []; + function add_to_called(n) { + called.push(n); + return p[n]; + } + ["type", "endings"].forEach(function(n) { + Object.defineProperty(o, n, { get: add_to_called.bind(null, n) }); + }); + var b = new Blob([], o); + is(JSON.stringify(called), JSON.stringify(["endings", "type"]), "dictionary members should be get in lexicographical order"); +})(); + +let blob1 = new Blob(["squiggle"]); +ok(blob1 instanceof Blob, "Blob constructor should produce Blobs"); +ok(!(blob1 instanceof File), "Blob constructor should not produce Files"); +is(blob1.type, "", "Blob constructor with no options should return Blob with empty type"); +is(blob1.size, 8, "Blob constructor should return Blob with correct size"); + +let blob2 = new Blob(["steak"], {type: "content/type"}); +ok(blob2 instanceof Blob, "Blob constructor should produce Blobs"); +ok(!(blob2 instanceof File), "Blob constructor should not produce Files"); +is(blob2.type, "content/type", "Blob constructor with a type option should return Blob with the type"); +is(blob2.size, 5, "Blob constructor should return Blob with correct size"); + + +let aB = new ArrayBuffer(16); +var int8View = new Int8Array(aB); +for (var i = 0; i < 16; i++) { + int8View[i] = i+65; +} + +let testData = + [ + // Test 3 strings + [["foo", "bar", "baz"], {}, + [{start: 0, length: 9, contents: "foobarbaz"}, + {start: 0, length: 3, contents: "foo"}, + {start: 3, length:6, contents: "barbaz"}, + {start: 6, length: 3, contents: "baz"}, + {start: 6, length: 6, contents: "baz"}, + {start: 0, length: 9, contents: "foobarbaz"}, + {start: 0, length: 11, contents: "foobarbaz"}, + {start: 10, length: 5, contents: ""}]], + // Test string, Blob, string + [["foo", blob1, "baz"], {}, + [{start: 0, length: 3, contents: "foo"}, + {start: 3, length: 8, contents: "squiggle"}, + {start: 2, length: 2, contents: "os"}, + {start: 10, length: 2, contents: "eb"}]], + // Test blob, string, blob + [[blob1, "foo", blob1], {}, + [{start: 0, length: 8, contents: "squiggle"}, + {start: 7, length: 2, contents: "ef"}, + {start: 10, length: 2, contents: "os"}, + {start: 1, length: 3, contents: "qui"}, + {start: 12, length: 3, contents: "qui"}, + {start: 40, length: 20, contents: ""}]], + // Test blobs all the way down + [[blob2, blob1, blob2], {}, + [{start: 0, length: 5, contents: "steak"}, + {start: 5, length: 8, contents: "squiggle"}, + {start: 13, length: 5, contents: "steak"}, + {start: 1, length: 2, contents: "te"}, + {start: 6, length: 4, contents: "quig"}]], + // Test an array buffer + [[aB, blob1, "foo"], {}, + [{start: 0, length: 8, contents: "ABCDEFGH"}, + {start: 8, length:10, contents: "IJKLMNOPsq"}, + {start: 17, length: 3, contents: "qui"}, + {start: 4, length: 8, contents: "EFGHIJKL"}]], + // Test an ArrayBufferView + [[int8View, blob1, "foo"], {}, + [{start: 0, length: 8, contents: "ABCDEFGH"}, + {start: 8, length:10, contents: "IJKLMNOPsq"}, + {start: 17, length: 3, contents: "qui"}, + {start: 4, length: 8, contents: "EFGHIJKL"}]], + // Test a partial ArrayBufferView + [[new Uint8Array(aB, 3, 5), blob1, "foo"], {}, + [{start: 0, length: 8, contents: "DEFGHsqu"}, + {start: 8, length:10, contents: "igglefoo"}, + {start: 4, length: 8, contents: "Hsquiggl"}]], + // Test transparent line endings + [["foo\r\n", "bar\r", "baz\n"], { endings: "transparent" }, + [{start: 0, length: 5, contents: "foo\r\n"}, + {start: 5, length: 4, contents: "bar\r"}, + {start: 9, length: 4, contents: "baz\n"}]], + // Test transparent line endings when the second argument is omitted + [["foo\r\n", "bar\r", "baz\n"], undefined, + [{start: 0, length: 5, contents: "foo\r\n"}, + {start: 5, length: 4, contents: "bar\r"}, + {start: 9, length: 4, contents: "baz\n"}]], + // Test native line endings + [["foo\r\n", "bar\r", "baz\n"], { endings: "native" }, + navigator.platform.includes("Win") ? + [{start: 0, length: 5, contents: "foo\r\n"}, + {start: 5, length: 5, contents: "bar\r\n"}, + {start: 10, length: 5, contents: "baz\r\n"}] : + [{start: 0, length: 4, contents: "foo\n"}, + {start: 4, length: 4, contents: "bar\n"}, + {start: 8, length: 4, contents: "baz\n"}]], + // Test type coercion of a number + [[3, int8View, "foo"], {}, + [{start: 0, length: 8, contents: "3ABCDEFG"}, + {start: 8, length:10, contents: "HIJKLMNOPf"}, + {start: 17, length: 4, contents: "foo"}, + {start: 4, length: 8, contents: "DEFGHIJK"}]] + ]; + +let currentTest = null; +let testCounter = 0; + +function runTests() { + if (!currentTest || !currentTest[2].length) { + if (!testData.length) { + SimpleTest.finish(); + return; + } + + currentTest = testData.shift(); + ++testCounter; + } + + let [blobs, options] = currentTest; + let test = currentTest[2].shift(); + + let blob3; + if (options !== undefined) { + blob3 = new Blob(blobs, options); + } else { + blob3 = new Blob(blobs); + } + + ok(blob3, "Test " + testCounter + " got blob"); + ok(blob3 instanceof Blob, "Test " + testCounter + " blob is a Blob"); + ok(!(blob3 instanceof File), "Test " + testCounter + " blob is not a File"); + + let slice = blob3.slice(test.start, test.start + test.length); + ok(slice, "Test " + testCounter + " got slice"); + ok(slice instanceof Blob, "Test " + testCounter + " slice is a Blob"); + ok(!(slice instanceof File), "Test " + testCounter + " slice is not a File"); + is(slice.size, test.contents.length, "Test " + testCounter + " slice is correct size"); + + testBlob(slice, test.contents, "Test " + testCounter).then(() => { + SpecialPowers.gc(); + runTests(); + }); +} + +SimpleTest.requestLongerTimeout(2); +SimpleTest.waitForExplicitFinish(); +runTests(); + +</script> +</pre> +</body> +</html> |