119 lines
2.6 KiB
JavaScript
119 lines
2.6 KiB
JavaScript
define(["Filer", "tests/lib/indexeddb", "tests/lib/websql", "tests/lib/memory"],
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function(Filer, IndexedDBTestProvider, WebSQLTestProvider, MemoryTestProvider) {
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var _provider;
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var _fs;
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function uniqueName() {
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if(!uniqueName.seed) {
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uniqueName.seed = Date.now();
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}
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return 'filer-testdb-' + uniqueName.seed++;
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}
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function setup(callback) {
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// We support specifying the provider via the query string
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// (e.g., ?filer-provider=IndexedDB). If not specified, we use
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// the Memory provider by default. See test/require-config.js
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// for definition of window.filerArgs.
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var providerType = window.filerArgs && window.filerArgs.provider ?
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window.filerArgs.provider : 'Memory';
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var name = uniqueName();
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switch(providerType.toLowerCase()) {
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case 'indexeddb':
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_provider = new IndexedDBTestProvider(name);
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break;
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case 'websql':
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_provider = new WebSQLTestProvider(name);
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break;
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case 'memory':
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/* falls through */
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default:
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_provider = new MemoryTestProvider(name);
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break;
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}
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// Allow passing FS flags on query string
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var flags = window.filerArgs && window.filerArgs.flags ?
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window.filerArgs.flags : 'FORMAT';
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// Create a file system and wait for it to get setup
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_provider.init();
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function complete(err, fs) {
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if(err) throw err;
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_fs = fs;
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callback();
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}
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return new Filer.FileSystem({
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name: name,
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provider: _provider.provider,
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flags: flags
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}, complete);
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}
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function fs() {
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if(!_fs) {
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throw "TestUtil: call setup() before fs()";
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}
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return _fs;
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}
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function provider() {
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if(!_provider) {
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throw "TestUtil: call setup() before provider()";
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}
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return _provider;
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}
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function shell() {
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return fs().Shell();
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}
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function cleanup(callback) {
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if(!_provider) {
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return;
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}
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_provider.cleanup(function() {
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_provider = null;
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_fs = null;
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callback();
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});
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}
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function typedArrayEqual(a, b) {
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if(!(a && b)) {
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return false;
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}
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if(a.length !== b.length) {
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return false;
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}
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for(var i = 0; i < a.length; ++ i) {
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if(a[i] !== b[i]) {
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return false;
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}
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}
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return true;
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}
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return {
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uniqueName: uniqueName,
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setup: setup,
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fs: fs,
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shell: shell,
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provider: provider,
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providers: {
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IndexedDB: IndexedDBTestProvider,
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WebSQL: WebSQLTestProvider,
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Memory: MemoryTestProvider
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},
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cleanup: cleanup,
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typedArrayEqual: typedArrayEqual
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};
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});
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