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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/file/tests/test_blobconstructor.html
parentInitial commit. (diff)
downloadfirefox-upstream/124.0.1.tar.xz
firefox-upstream/124.0.1.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!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>
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