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Diffstat (limited to 'testing/web-platform/tests/FileAPI/blob/Blob-slice.any.js')
| -rw-r--r-- | testing/web-platform/tests/FileAPI/blob/Blob-slice.any.js | 231 |
1 files changed, 231 insertions, 0 deletions
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) + ")" + }); +}); |