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/*---
includes: [runTsuite.js, compareArray.js]
flags: [async]
---*/
function p(args, default_opts) {
let params = merge({}, default_opts);
params = merge(params, args);
return params;
}
let stream_tsuite = {
name: "TextDecoder() stream tests",
T: async (params) => {
let td = new TextDecoder('utf-8');
if (td.encoding !== 'utf-8') {
throw Error(`unexpected encoding "${td.encoding}" != "utf-8"`);
}
if (td.fatal !== false) {
throw Error(`unexpected fatal "${td.fatal}" != "false"`);
}
if (td.ignoreBOM !== false) {
throw Error(`unexpected ignoreBOM "${td.ignoreBOM}" != "false"`);
}
let chunks = [];
for (var i = 0; i < params.chunks.length; i++) {
let r = td.decode(params.chunks[i], { stream: (i != params.chunks.length - 1) });
chunks.push(r);
}
if (!compareArray(chunks, params.expected)) {
throw Error(`unexpected output "${chunks.join('|')}" != "${params.expected.join('|')}"`);
}
return 'SUCCESS';
},
tests: [
{ chunks: [new Uint8Array([0xF0, 0x9F, 0x8C, 0x9F])],
expected: ['🌟'] },
// BOM is ignored
{ chunks: [new Uint8Array([0xEF, 0xBB, 0xBF, 0xF0, 0x9F, 0x8C, 0x9F])],
expected: ['🌟'] },
{ chunks: [(new Uint8Array([0xF0, 0x9F, 0x8C, 0x9F])).buffer],
expected: ['🌟'] },
{ chunks: [new Uint32Array((new Uint8Array([0xF0, 0x9F, 0x8C, 0x9F])).buffer)],
expected: ['🌟'] },
{ chunks: [new Uint8Array((new Uint8Array([0x00, 0xF0, 0x9F, 0x8C, 0x9F, 0x00])).buffer, 1, 4)],
expected: ['🌟'] },
{ chunks: [new Uint8Array([0xF0, 0x9F]), new Uint8Array([0x8C, 0x9F])],
expected: ['', '🌟'] },
{ chunks: [new Uint8Array([0xF0, 0xA0]), new Uint8Array([0xAE]), new Uint8Array([0xB7])],
expected: ['', '', 'ð ®·'] },
{ chunks: [new Uint8Array([0xF0, 0xA0]), new Uint8Array([])],
expected: ['', '�'] },
{ chunks: [''],
exception: 'TypeError: TypeError: not a TypedArray' },
],
};
let fatal_tsuite = {
name: "TextDecoder() fatal tests",
T: async (params) => {
let td = new TextDecoder('utf8', {fatal: true, ignoreBOM: true});
if (td.encoding !== 'utf-8') {
throw Error(`unexpected encoding "${td.encoding}" != "utf-8"`);
}
if (td.fatal !== true) {
throw Error(`unexpected fatal "${td.fatal}" != "true"`);
}
if (td.ignoreBOM !== true) {
throw Error(`unexpected ignoreBOM "${td.ignoreBOM}" != "true"`);
}
let chunks = [];
for (var i = 0; i < params.chunks.length; i++) {
let r = td.decode(params.chunks[i]);
chunks.push(r);
}
if (!compareArray(chunks, params.expected)) {
throw Error(`unexpected output "${chunks.join('|')}" != "${params.expected.join('|')}"`);
}
return 'SUCCESS';
},
tests: [
{ chunks: [new Uint8Array([0xF0, 0xA0, 0xAE, 0xB7])],
expected: ['ð ®·'] },
{ chunks: [new Uint8Array([0xF0, 0xA0, 0xAE])],
exception: 'Error: The encoded data was not valid' },
{ chunks: [new Uint8Array([0xF0, 0xA0])],
exception: 'Error: The encoded data was not valid' },
{ chunks: [new Uint8Array([0xF0])],
exception: 'Error: The encoded data was not valid' },
],
};
let ignoreBOM_tsuite = {
name: "TextDecoder() ignoreBOM tests",
T: async (params) => {
let td = new TextDecoder('utf8', params.opts);
let te = new TextEncoder();
let res = te.encode(td.decode(params.value));
if (!compareArray(res, params.expected)) {
throw Error(`unexpected output "${res}" != "${params.expected}"`);
}
return 'SUCCESS';
},
tests: [
{ value: new Uint8Array([239, 187, 191, 50]),
opts: {ignoreBOM: true},
expected: [239, 187, 191, 50] },
{ value: new Uint8Array([239, 187, 191, 50]),
opts: {ignoreBOM: false},
expected: [50] },
{ value: new Uint8Array([239, 187, 191, 50]),
opts: {},
expected: [50] },
],
};
run([
stream_tsuite,
fatal_tsuite,
ignoreBOM_tsuite,
])
.then($DONE, $DONE);
|
