74 lines
1.4 KiB
JavaScript
74 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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// try to open the entry for appending
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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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open_for_readwrite
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);
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}
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function open_for_readwrite(status, entry) {
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Assert.equal(status, Cr.NS_OK);
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var os = entry.openOutputStream(entry.dataSize, -1);
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// Opening the entry for appending data calls nsDiskCacheStreamIO::Seek()
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// which initializes mFD. If no data is written then mBufDirty is false and
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// mFD won't be closed in nsDiskCacheStreamIO::Flush().
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os.close();
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do_test_finished();
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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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