80 lines
1.4 KiB
JavaScript
80 lines
1.4 KiB
JavaScript
"use strict";
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function gen_1MiB() {
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var i;
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var data = "x";
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for (i = 0; i < 20; i++) {
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data += data;
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}
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return data;
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}
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function write_and_check(str, data, len) {
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var written = str.write(data, len);
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if (written != len) {
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do_throw(
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"str.write has not written all data!\n" +
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" Expected: " +
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len +
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"\n" +
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" Actual: " +
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written +
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"\n"
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);
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}
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}
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function write_datafile(status, entry) {
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Assert.equal(status, Cr.NS_OK);
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var data = gen_1MiB();
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var os = entry.openOutputStream(0, data.length);
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write_and_check(os, data, data.length);
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os.close();
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// open, doom, append, read
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asyncOpenCacheEntry(
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"http://data/",
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"disk",
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Ci.nsICacheStorage.OPEN_NORMALLY,
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null,
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test_read_after_doom
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);
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}
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function test_read_after_doom(status, entry) {
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Assert.equal(status, Cr.NS_OK);
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var data = gen_1MiB();
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var os = entry.openOutputStream(entry.dataSize, data.length);
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entry.asyncDoom(null);
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write_and_check(os, data, data.length);
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os.close();
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var is = entry.openInputStream(0);
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pumpReadStream(is, function (read) {
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Assert.equal(read.length, 2 * 1024 * 1024);
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is.close();
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do_test_finished();
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});
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}
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function run_test() {
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do_get_profile();
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// clear the cache
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evict_cache_entries();
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asyncOpenCacheEntry(
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"http://data/",
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"disk",
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Ci.nsICacheStorage.OPEN_NORMALLY,
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null,
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write_datafile
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);
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do_test_pending();
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}
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