|
| 1 | +[ |
| 2 | + { |
| 3 | + "input": "Hi", |
| 4 | + "read": 0, |
| 5 | + "destinationLength": 0, |
| 6 | + "written": [] |
| 7 | + }, |
| 8 | + { |
| 9 | + "input": "A", |
| 10 | + "read": 1, |
| 11 | + "destinationLength": 10, |
| 12 | + "written": [0x41] |
| 13 | + }, |
| 14 | + { |
| 15 | + "input": "\u{1D306}", // "\uD834\uDF06" |
| 16 | + "read": 2, |
| 17 | + "destinationLength": 4, |
| 18 | + "written": [0xF0, 0x9D, 0x8C, 0x86] |
| 19 | + }, |
| 20 | + { |
| 21 | + "input": "\u{1D306}A", |
| 22 | + "read": 0, |
| 23 | + "destinationLength": 3, |
| 24 | + "written": [] |
| 25 | + }, |
| 26 | + { |
| 27 | + "input": "\uD834A\uDF06A¥Hi", |
| 28 | + "read": 5, |
| 29 | + "destinationLength": 10, |
| 30 | + "written": [0xEF, 0xBF, 0xBD, 0x41, 0xEF, 0xBF, 0xBD, 0x41, 0xC2, 0xA5] |
| 31 | + }, |
| 32 | + { |
| 33 | + "input": "A\uDF06", |
| 34 | + "read": 2, |
| 35 | + "destinationLength": 4, |
| 36 | + "written": [0x41, 0xEF, 0xBF, 0xBD] |
| 37 | + }, |
| 38 | + { |
| 39 | + "input": "¥¥", |
| 40 | + "read": 2, |
| 41 | + "destinationLength": 4, |
| 42 | + "written": [0xC2, 0xA5, 0xC2, 0xA5] |
| 43 | + } |
| 44 | +].forEach(testData => { |
| 45 | + [ |
| 46 | + { |
| 47 | + "bufferIncrease": 0, |
| 48 | + "destinationOffset": 0, |
| 49 | + "filler": 0 |
| 50 | + }, |
| 51 | + { |
| 52 | + "bufferIncrease": 10, |
| 53 | + "destinationOffset": 4, |
| 54 | + "filler": 0 |
| 55 | + }, |
| 56 | + { |
| 57 | + "bufferIncrease": 0, |
| 58 | + "destinationOffset": 0, |
| 59 | + "filler": 0x80 |
| 60 | + }, |
| 61 | + { |
| 62 | + "bufferIncrease": 10, |
| 63 | + "destinationOffset": 4, |
| 64 | + "filler": 0x80 |
| 65 | + }, |
| 66 | + { |
| 67 | + "bufferIncrease": 0, |
| 68 | + "destinationOffset": 0, |
| 69 | + "filler": "random" |
| 70 | + }, |
| 71 | + { |
| 72 | + "bufferIncrease": 10, |
| 73 | + "destinationOffset": 4, |
| 74 | + "filler": "random" |
| 75 | + } |
| 76 | + ].forEach(destinationData => { |
| 77 | + test(() => { |
| 78 | + // Setup |
| 79 | + const bufferLength = testData.destinationLength + destinationData.bufferIncrease, |
| 80 | + destinationOffset = destinationData.destinationOffset, |
| 81 | + destinationLength = testData.destinationLength, |
| 82 | + destinationFiller = destinationData.filler, |
| 83 | + encoder = new TextEncoder(), |
| 84 | + buffer = new ArrayBuffer(bufferLength), |
| 85 | + view = new Uint8Array(buffer, destinationOffset, destinationLength), |
| 86 | + fullView = new Uint8Array(buffer), |
| 87 | + control = new Array(bufferLength); |
| 88 | + let byte = destinationFiller; |
| 89 | + for (let i = 0; i < bufferLength; i++) { |
| 90 | + if (destinationFiller === "random") { |
| 91 | + byte = Math.floor(Math.random() * 256); |
| 92 | + } |
| 93 | + control[i] = byte; |
| 94 | + fullView[i] = byte; |
| 95 | + } |
| 96 | + |
| 97 | + // It's happening |
| 98 | + const result = encoder.encodeInto(testData.input, view); |
| 99 | + |
| 100 | + // Basics |
| 101 | + assert_equals(view.byteLength, destinationLength); |
| 102 | + assert_equals(view.length, destinationLength); |
| 103 | + |
| 104 | + // Remainder |
| 105 | + assert_equals(result.read, testData.read); |
| 106 | + assert_equals(result.written, testData.written.length); |
| 107 | + for (let i = 0; i < bufferLength; i++) { |
| 108 | + if (i < destinationOffset || i >= (destinationOffset + testData.written.length)) { |
| 109 | + assert_equals(fullView[i], control[i]); |
| 110 | + } else { |
| 111 | + assert_equals(fullView[i], testData.written[i - destinationOffset]); |
| 112 | + } |
| 113 | + } |
| 114 | + }, "encodeInto() with " + testData.input + " and destination length " + testData.destinationLength + ", offset " + destinationData.destinationOffset + ", filler " + destinationData.filler); |
| 115 | + }); |
| 116 | +}); |
| 117 | + |
| 118 | +[DataView, |
| 119 | + Int8Array, |
| 120 | + Int16Array, |
| 121 | + Int32Array, |
| 122 | + Uint16Array, |
| 123 | + Uint32Array, |
| 124 | + Uint8ClampedArray, |
| 125 | + Float32Array, |
| 126 | + Float64Array].forEach(view => { |
| 127 | + test(() => { |
| 128 | + assert_throws(new TypeError(), () => new TextEncoder().encodeInto("", new view(new ArrayBuffer(0)))); |
| 129 | + }, "Invalid encodeInto() destination: " + view); |
| 130 | + }); |
| 131 | + |
| 132 | +test(() => { |
| 133 | + assert_throws(new TypeError(), () => new TextEncoder().encodeInto("", new ArrayBuffer(10))); |
| 134 | +}, "Invalid encodeInto() destination: ArrayBuffer"); |
| 135 | + |
| 136 | +test(() => { |
| 137 | + const buffer = new ArrayBuffer(10), |
| 138 | + view = new Uint8Array(buffer); |
| 139 | + let { read, written } = new TextEncoder().encodeInto("", view); |
| 140 | + assert_equals(read, 0); |
| 141 | + assert_equals(written, 0); |
| 142 | + new MessageChannel().port1.postMessage(buffer, [buffer]); |
| 143 | + ({ read, written } = new TextEncoder().encodeInto("", view)); |
| 144 | + assert_equals(read, 0); |
| 145 | + assert_equals(written, 0); |
| 146 | + ({ read, written } = new TextEncoder().encodeInto("test", view)); |
| 147 | + assert_equals(read, 0); |
| 148 | + assert_equals(written, 0); |
| 149 | +}, "encodeInto() and a detached output buffer"); |
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