From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46727) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZYyy2-0007CP-1K for qemu-devel@nongnu.org; Mon, 07 Sep 2015 12:08:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZYyxy-0001hn-R6 for qemu-devel@nongnu.org; Mon, 07 Sep 2015 12:08:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:51372) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZYyxy-0001hQ-JQ for qemu-devel@nongnu.org; Mon, 07 Sep 2015 12:08:22 -0400 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) by mx1.redhat.com (Postfix) with ESMTPS id 383998535C for ; Mon, 7 Sep 2015 16:08:22 +0000 (UTC) Date: Mon, 7 Sep 2015 17:08:17 +0100 From: "Dr. David Alan Gilbert" Message-ID: <20150907160817.GH2337@work-vm> References: <1441294768-8712-1-git-send-email-berrange@redhat.com> <1441294768-8712-30-git-send-email-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1441294768-8712-30-git-send-email-berrange@redhat.com> Subject: Re: [Qemu-devel] [PATCH FYI 29/46] migration: remove use of qemu_bufopen from vmstate tests List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Daniel P. Berrange" Cc: Juan Quintela , qemu-devel@nongnu.org, Gerd Hoffmann , Amit Shah , Paolo Bonzini * Daniel P. Berrange (berrange@redhat.com) wrote: > The test-vmstate.c file is the only remaining user of the > qemu_bufopen function. Half of the test cases already use > a temporary file, so convert the remaining cases to match As mentioned on irc; the buffered stuff is used by the postcopy series and COLO. Dave > Signed-off-by: Daniel P. Berrange > --- > tests/Makefile | 2 +- > tests/test-vmstate.c | 44 +++++++++++++------------------------------- > 2 files changed, 14 insertions(+), 32 deletions(-) > > diff --git a/tests/Makefile b/tests/Makefile > index cbcec26..3d1e83c 100644 > --- a/tests/Makefile > +++ b/tests/Makefile > @@ -320,7 +320,7 @@ tests/test-qdev-global-props$(EXESUF): tests/test-qdev-global-props.o \ > hw/core/fw-path-provider.o \ > $(test-qapi-obj-y) > tests/test-vmstate$(EXESUF): tests/test-vmstate.o \ > - migration/vmstate.o migration/qemu-file.o migration/qemu-file-buf.o \ > + migration/vmstate.o migration/qemu-file.o \ > migration/qemu-file-unix.o qjson.o \ > $(test-qom-obj-y) > > diff --git a/tests/test-vmstate.c b/tests/test-vmstate.c > index 4d13bd0..0f943d5 100644 > --- a/tests/test-vmstate.c > +++ b/tests/test-vmstate.c > @@ -43,11 +43,6 @@ void yield_until_fd_readable(int fd) > select(fd + 1, &fds, NULL, NULL, NULL); > } > > -/* > - * Some tests use 'open_test_file' to work on a real fd, some use > - * an in memory file (QEMUSizedBuffer+qemu_bufopen); we could pick one > - * but this way we test both. > - */ > > /* Duplicate temp_fd and seek to the beginning of the file */ > static QEMUFile *open_test_file(bool write) > @@ -60,20 +55,6 @@ static QEMUFile *open_test_file(bool write) > return qemu_fdopen(fd, write ? "wb" : "rb"); > } > > -/* > - * Check that the contents of the memory-buffered file f match > - * the given size/data. > - */ > -static void check_mem_file(QEMUFile *f, void *data, size_t size) > -{ > - uint8_t *result = g_malloc(size); > - const QEMUSizedBuffer *qsb = qemu_buf_get(f); > - g_assert_cmpint(qsb_get_length(qsb), ==, size); > - g_assert_cmpint(qsb_get_buffer(qsb, 0, size, result), ==, size); > - g_assert_cmpint(memcmp(result, data, size), ==, 0); > - g_free(result); > -} > - > #define SUCCESS(val) \ > g_assert_cmpint((val), ==, 0) > > @@ -391,7 +372,7 @@ static const VMStateDescription vmstate_skipping = { > > static void test_save_noskip(void) > { > - QEMUFile *fsave = qemu_bufopen("w", NULL); > + QEMUFile *fsave = open_test_file(true); > TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6, > .skip_c_e = false }; > vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL); > @@ -405,13 +386,14 @@ static void test_save_noskip(void) > 0, 0, 0, 5, /* e */ > 0, 0, 0, 0, 0, 0, 0, 6, /* f */ > }; > - check_mem_file(fsave, expected, sizeof(expected)); > + > qemu_fclose(fsave); > + compare_vmstate(expected, sizeof(expected)); > } > > static void test_save_skip(void) > { > - QEMUFile *fsave = qemu_bufopen("w", NULL); > + QEMUFile *fsave = open_test_file(true); > TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6, > .skip_c_e = true }; > vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL); > @@ -423,13 +405,14 @@ static void test_save_skip(void) > 0, 0, 0, 0, 0, 0, 0, 4, /* d */ > 0, 0, 0, 0, 0, 0, 0, 6, /* f */ > }; > - check_mem_file(fsave, expected, sizeof(expected)); > > qemu_fclose(fsave); > + compare_vmstate(expected, sizeof(expected)); > } > > static void test_load_noskip(void) > { > + QEMUFile *fsave = open_test_file(true); > uint8_t buf[] = { > 0, 0, 0, 10, /* a */ > 0, 0, 0, 20, /* b */ > @@ -439,10 +422,10 @@ static void test_load_noskip(void) > 0, 0, 0, 0, 0, 0, 0, 60, /* f */ > QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */ > }; > + qemu_put_buffer(fsave, buf, sizeof(buf)); > + qemu_fclose(fsave); > > - QEMUSizedBuffer *qsb = qsb_create(buf, sizeof(buf)); > - g_assert(qsb); > - QEMUFile *loading = qemu_bufopen("r", qsb); > + QEMUFile *loading = open_test_file(false); > TestStruct obj = { .skip_c_e = false }; > vmstate_load_state(loading, &vmstate_skipping, &obj, 2); > g_assert(!qemu_file_get_error(loading)); > @@ -453,11 +436,11 @@ static void test_load_noskip(void) > g_assert_cmpint(obj.e, ==, 50); > g_assert_cmpint(obj.f, ==, 60); > qemu_fclose(loading); > - qsb_free(qsb); > } > > static void test_load_skip(void) > { > + QEMUFile *fsave = open_test_file(true); > uint8_t buf[] = { > 0, 0, 0, 10, /* a */ > 0, 0, 0, 20, /* b */ > @@ -465,10 +448,10 @@ static void test_load_skip(void) > 0, 0, 0, 0, 0, 0, 0, 60, /* f */ > QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */ > }; > + qemu_put_buffer(fsave, buf, sizeof(buf)); > + qemu_fclose(fsave); > > - QEMUSizedBuffer *qsb = qsb_create(buf, sizeof(buf)); > - g_assert(qsb); > - QEMUFile *loading = qemu_bufopen("r", qsb); > + QEMUFile *loading = open_test_file(false); > TestStruct obj = { .skip_c_e = true, .c = 300, .e = 500 }; > vmstate_load_state(loading, &vmstate_skipping, &obj, 2); > g_assert(!qemu_file_get_error(loading)); > @@ -479,7 +462,6 @@ static void test_load_skip(void) > g_assert_cmpint(obj.e, ==, 500); > g_assert_cmpint(obj.f, ==, 60); > qemu_fclose(loading); > - qsb_free(qsb); > } > > int main(int argc, char **argv) > -- > 2.4.3 > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK