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Re: [PATCH v2] tests: use g_test_rand_int
From: |
Thomas Huth |
Subject: |
Re: [PATCH v2] tests: use g_test_rand_int |
Date: |
Thu, 12 Dec 2019 08:14:54 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 |
On 12/12/2019 02.17, Paolo Bonzini wrote:
> g_test_rand_int provides a reproducible random integer number, using a
> different number seed every time but allowing reproduction using the
> --seed command line option. It is thus better suited to tests than
> g_random_int or random.
>
> Signed-off-by: Paolo Bonzini <address@hidden>
> ---
> tests/ivshmem-test.c | 2 +-
> tests/test-bitmap.c | 8 ++++----
> tests/test-qga.c | 4 ++--
> 3 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/tests/ivshmem-test.c b/tests/ivshmem-test.c
> index be9aa92..ecda256 100644
> --- a/tests/ivshmem-test.c
> +++ b/tests/ivshmem-test.c
> @@ -443,7 +443,7 @@ static gchar *mktempshm(int size, int *fd)
> while (true) {
> gchar *name;
>
> - name = g_strdup_printf("/qtest-%u-%u", getpid(), g_random_int());
> + name = g_strdup_printf("/qtest-%u-%u", getpid(), g_test_rand_int());
> *fd = shm_open(name, O_CREAT|O_RDWR|O_EXCL,
> S_IRWXU|S_IRWXG|S_IRWXO);
> if (*fd > 0) {
> diff --git a/tests/test-bitmap.c b/tests/test-bitmap.c
> index 087e02a..2f5b714 100644
> --- a/tests/test-bitmap.c
> +++ b/tests/test-bitmap.c
> @@ -22,10 +22,10 @@ static void check_bitmap_copy_with_offset(void)
> bmap2 = bitmap_new(BMAP_SIZE);
> bmap3 = bitmap_new(BMAP_SIZE);
>
> - bmap1[0] = random();
> - bmap1[1] = random();
> - bmap1[2] = random();
> - bmap1[3] = random();
> + bmap1[0] = g_test_rand_int();
> + bmap1[1] = g_test_rand_int();
> + bmap1[2] = g_test_rand_int();
> + bmap1[3] = g_test_rand_int();
> total = BITS_PER_LONG * 4;
>
> /* Shift 115 bits into bmap2 */
> diff --git a/tests/test-qga.c b/tests/test-qga.c
> index 1ca49bb..d2b2435 100644
> --- a/tests/test-qga.c
> +++ b/tests/test-qga.c
> @@ -143,7 +143,7 @@ static void qmp_assertion_message_error(const char
> *domain,
> static void test_qga_sync_delimited(gconstpointer fix)
> {
> const TestFixture *fixture = fix;
> - guint32 v, r = g_random_int();
> + guint32 v, r = g_test_rand_int();
> unsigned char c;
> QDict *ret;
>
> @@ -186,7 +186,7 @@ static void test_qga_sync_delimited(gconstpointer fix)
> static void test_qga_sync(gconstpointer fix)
> {
> const TestFixture *fixture = fix;
> - guint32 v, r = g_random_int();
> + guint32 v, r = g_test_rand_int();
> QDict *ret;
>
> /*
>
Reviewed-by: Thomas Huth <address@hidden>