48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
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/*
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* Test block device write threshold
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*
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* This work is licensed under the terms of the GNU LGPL, version 2 or later.
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* See the COPYING.LIB file in the top-level directory.
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*
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*/
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#include "qemu/osdep.h"
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#include "block/block_int.h"
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#include "block/write-threshold.h"
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static void test_threshold_not_trigger(void)
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{
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uint64_t threshold = 4 * 1024 * 1024;
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BlockDriverState bs;
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memset(&bs, 0, sizeof(bs));
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bdrv_write_threshold_set(&bs, threshold);
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bdrv_write_threshold_check_write(&bs, 1024, 1024);
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g_assert_cmpuint(bdrv_write_threshold_get(&bs), ==, threshold);
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}
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static void test_threshold_trigger(void)
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{
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uint64_t threshold = 4 * 1024 * 1024;
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BlockDriverState bs;
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memset(&bs, 0, sizeof(bs));
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bdrv_write_threshold_set(&bs, threshold);
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bdrv_write_threshold_check_write(&bs, threshold - 1024, 2 * 1024);
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g_assert_cmpuint(bdrv_write_threshold_get(&bs), ==, 0);
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}
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int main(int argc, char **argv)
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{
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g_test_init(&argc, &argv, NULL);
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g_test_add_func("/write-threshold/not-trigger", test_threshold_not_trigger);
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g_test_add_func("/write-threshold/trigger", test_threshold_trigger);
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return g_test_run();
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}
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