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Issue 57483002: Implement File constructor. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Feedback and a small improvement. Created 7 years, 1 month ago
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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> 1 <!DOCTYPE html>
2 <html> 2
3 <head>
4 <script src="../../resources/js-test.js"></script> 3 <script src="../../resources/js-test.js"></script>
5 </head> 4 <script>
6 <body> 5 description("Test the Blob constructor.");
7 <script src="script-tests/blob-constructor.js"></script> 6
8 </body> 7 // Test the diffrent ways you can construct a Blob.
9 </html> 8 shouldBeTrue("(new Blob()) instanceof window.Blob");
9 shouldBeTrue("(new Blob([])) instanceof window.Blob");
10 shouldBeTrue("(new Blob(['hello'])) instanceof window.Blob");
11 shouldBeTrue("(new Blob(['hello'], {})) instanceof window.Blob");
12 shouldBeTrue("(new Blob(['hello'], {type:'text/html'})) instanceof window.Blob") ;
13 shouldBeTrue("(new Blob(['hello'], {type:'text/html', endings:'native'})) instan ceof window.Blob");
14 shouldBeTrue("(new Blob(['hello'], {type:'text/html', endings:'transparent'})) i nstanceof window.Blob");
15
16 // Test invalid blob parts
17 shouldThrow("new Blob('hello')", "'TypeError: First argument of the constructor is not of type Array'");
18 shouldThrow("new Blob(0)", "'TypeError: First argument of the constructor is not of type Array'");
19
20 // Test valid blob parts.
21 shouldBeTrue("(new Blob([])) instanceof window.Blob");
22 shouldBeTrue("(new Blob(['stringPrimitive'])) instanceof window.Blob");
23 shouldBeTrue("(new Blob([String('stringObject')])) instanceof window.Blob");
24 shouldBeTrue("(new Blob([new Blob])) instanceof window.Blob");
25 shouldBeTrue("(new Blob([new Blob([new Blob])])) instanceof window.Blob");
26
27 // Test some conversions to string in the parts array.
28 shouldBe("(new Blob([12])).size", "2");
29 shouldBe("(new Blob([[]])).size", "0"); // [].toString() is the empty st ring
30 shouldBe("(new Blob([{}])).size", "15");; // {}.toString() is the string " [object Object]"
31 shouldBe("(new Blob([document])).size", "21"); // document.toString() is the st ring "[object HTMLDocument]"
32
33 var toStringingObj = { toString: function() { return "A string"; } };
34 shouldBe("(new Blob([toStringingObj])).size", "8");
35
36 var throwingObj = { toString: function() { throw "Error"; } };
37 shouldThrow("new Blob([throwingObj])", "'Error'");
38
39 // Test some invalid property bags
40 shouldBeTrue("(new Blob([], {unknownKey:'value'})) instanceof window.Blob"); // Ignore invalid keys
41 shouldThrow("new Blob([], {endings:'illegalValue'})", "'TypeError: The endings p roperty must be either \"transparent\" or \"native\"'");
42 shouldThrow("new Blob([], {endings:throwingObj})", "'Error'");
43 shouldThrow("new Blob([], {type:throwingObj})", "'Error'");
44 shouldThrow("new Blob([], {type:'hello\u00EE'})", "'SyntaxError: type must consi st of ASCII characters'");
45
46 // Test that order of property bag evaluation is lexigraphical
47 var throwingObj1 = { toString: function() { throw "Error 1"; } };
48 var throwingObj2 = { toString: function() { throw "Error 2"; } };
49 shouldThrow("new Blob([], {endings:throwingObj1, type:throwingObj2})", "'Error 1 '");
50 shouldThrow("new Blob([], {type:throwingObj2, endings:throwingObj1})", "'Error 1 '");
51 shouldThrow("new Blob([], {type:throwingObj2, endings:'illegal'})", "'TypeError: The endings property must be either \"transparent\" or \"native\"'");
52
53 // Test various non-object literals being used as property bags
54 shouldThrow("(new Blob([], null)) instanceof window.Blob", "'TypeError: Second a rgument of the constructor is not of type Object'");
55 shouldThrow("(new Blob([], undefined)) instanceof window.Blob", "'TypeError: Sec ond argument of the constructor is not of type Object'");
56 shouldThrow("(new Blob([], 123)) instanceof window.Blob", "'TypeError: Second ar gument of the constructor is not of type Object'");
57 shouldThrow("(new Blob([], 123.4)) instanceof window.Blob", "'TypeError: Second argument of the constructor is not of type Object'");
58 shouldThrow("(new Blob([], true)) instanceof window.Blob", "'TypeError: Second a rgument of the constructor is not of type Object'");
59 shouldThrow("(new Blob([], 'abc')) instanceof window.Blob", "'TypeError: Second argument of the constructor is not of type Object'");
60 shouldBeTrue("(new Blob([], [])) instanceof window.Blob");
61 shouldBeTrue("(new Blob([], /abc/)) instanceof window.Blob");
62 shouldBeTrue("(new Blob([], function () {})) instanceof window.Blob");
63
64 // Test that the type/size is correctly added to the Blob
65 shouldBe("(new Blob([], {type:'text/html'})).type", "'text/html'");
66 shouldBe("(new Blob([], {type:'text/html'})).size", "0");
67 shouldBe("(new Blob([], {type:'text/plain;charset=UTF-8'})).type", "'text/plain; charset=utf-8'");
68
69 // Odds and ends
70 shouldBe("window.Blob.length", "2");
Inactive 2013/11/05 14:37:51 This should be 0 as per Web IDL spec.
71
72 // Test ArrayBufferView Parameters
73 shouldBe("new Blob([new DataView(new ArrayBuffer(100))]).size", "100");
74 shouldBe("new Blob([new Uint8Array(100)]).size", "100");
75 shouldBe("new Blob([new Uint8ClampedArray(100)]).size", "100");
76 shouldBe("new Blob([new Uint16Array(100)]).size", "200");
77 shouldBe("new Blob([new Uint32Array(100)]).size", "400");
78 shouldBe("new Blob([new Int8Array(100)]).size", "100");
79 shouldBe("new Blob([new Int16Array(100)]).size", "200");
80 shouldBe("new Blob([new Int32Array(100)]).size", "400");
81 shouldBe("new Blob([new Float32Array(100)]).size", "400");
82 shouldBe("new Blob([new Float64Array(100)]).size", "800");
83 shouldBe("new Blob([new Float64Array(100), new Int32Array(100), new Uint8Array(1 00), new DataView(new ArrayBuffer(100))]).size", "1400");
84 shouldBe("new Blob([new Blob([new Int32Array(100)]), new Uint8Array(100), new Fl oat32Array(100), new DataView(new ArrayBuffer(100))]).size", "1000");
85
86 // Test ArrayBuffer Parameters
87 shouldBe("new Blob([(new DataView(new ArrayBuffer(100))).buffer]).size", "100");
88 shouldBe("new Blob([(new Uint8Array(100)).buffer]).size", "100");
89 shouldBe("new Blob([(new Uint8ClampedArray(100)).buffer]).size", "100");
90 shouldBe("new Blob([(new Uint16Array(100)).buffer]).size", "200");
91 shouldBe("new Blob([(new Uint32Array(100)).buffer]).size", "400");
92 shouldBe("new Blob([(new Int8Array(100)).buffer]).size", "100");
93 shouldBe("new Blob([(new Int16Array(100)).buffer]).size", "200");
94 shouldBe("new Blob([(new Int32Array(100)).buffer]).size", "400");
95 shouldBe("new Blob([(new Float32Array(100)).buffer]).size", "400");
96 shouldBe("new Blob([(new Float64Array(100)).buffer]).size", "800");
97 shouldBe("new Blob([(new Float64Array(100)).buffer, (new Int32Array(100)).buffer , (new Uint8Array(100)).buffer, (new DataView(new ArrayBuffer(100))).buffer]).si ze", "1400");
98 shouldBe("new Blob([new Blob([(new Int32Array(100)).buffer]), (new Uint8Array(10 0)).buffer, (new Float32Array(100)).buffer, (new DataView(new ArrayBuffer(100))) .buffer]).size", "1000");
99 </script>
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