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author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2016-10-22 12:53:00 +0300 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-10-24 15:27:21 +0200 |
commit | ea3af47d75335d9247dfa33554ddd935957f77cd (patch) | |
tree | 7ed24d27946959aabde384ffc9915f5455e0f398 | |
parent | fa394ed625731c18f904578903718bf16617fe92 (diff) | |
download | qemu-ea3af47d75335d9247dfa33554ddd935957f77cd.zip qemu-ea3af47d75335d9247dfa33554ddd935957f77cd.tar.gz qemu-ea3af47d75335d9247dfa33554ddd935957f77cd.tar.bz2 |
tests: start chardev unit tests
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-21-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r-- | tests/Makefile.include | 4 | ||||
-rw-r--r-- | tests/test-char.c | 253 |
2 files changed, 257 insertions, 0 deletions
diff --git a/tests/Makefile.include b/tests/Makefile.include index cbe38ad..e65e9f7 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -8,6 +8,8 @@ SYSEMU_TARGET_LIST := $(subst -softmmu.mak,,$(notdir \ check-unit-y = tests/check-qdict$(EXESUF) gcov-files-check-qdict-y = qobject/qdict.c +check-unit-y = tests/test-char$(EXESUF) +gcov-files-check-qdict-y = qemu-char.c check-unit-y += tests/check-qfloat$(EXESUF) gcov-files-check-qfloat-y = qobject/qfloat.c check-unit-y += tests/check-qint$(EXESUF) @@ -481,6 +483,8 @@ tests/check-qnull$(EXESUF): tests/check-qnull.o $(test-util-obj-y) tests/check-qjson$(EXESUF): tests/check-qjson.o $(test-util-obj-y) tests/check-qom-interface$(EXESUF): tests/check-qom-interface.o $(test-qom-obj-y) tests/check-qom-proplist$(EXESUF): tests/check-qom-proplist.o $(test-qom-obj-y) + +tests/test-char$(EXESUF): tests/test-char.o qemu-char.o qemu-timer.o $(test-util-obj-y) $(qtest-obj-y) $(test-io-obj-y) tests/test-coroutine$(EXESUF): tests/test-coroutine.o $(test-block-obj-y) tests/test-aio$(EXESUF): tests/test-aio.o $(test-block-obj-y) tests/test-rfifolock$(EXESUF): tests/test-rfifolock.o $(test-util-obj-y) diff --git a/tests/test-char.c b/tests/test-char.c new file mode 100644 index 0000000..13c55b8 --- /dev/null +++ b/tests/test-char.c @@ -0,0 +1,253 @@ +#include "qemu/osdep.h" + +#include "qemu-common.h" +#include "qemu/config-file.h" +#include "sysemu/char.h" +#include "sysemu/sysemu.h" +#include "qapi/error.h" +#include "qmp-commands.h" + +typedef struct FeHandler { + int read_count; + int last_event; + char read_buf[128]; +} FeHandler; + +static int fe_can_read(void *opaque) +{ + FeHandler *h = opaque; + + return sizeof(h->read_buf) - h->read_count; +} + +static void fe_read(void *opaque, const uint8_t *buf, int size) +{ + FeHandler *h = opaque; + + g_assert_cmpint(size, <=, fe_can_read(opaque)); + + memcpy(h->read_buf + h->read_count, buf, size); + h->read_count += size; +} + +static void fe_event(void *opaque, int event) +{ + FeHandler *h = opaque; + + h->last_event = event; +} + +#ifdef CONFIG_HAS_GLIB_SUBPROCESS_TESTS +static void char_stdio_test_subprocess(void) +{ + CharDriverState *chr; + CharBackend be; + int ret; + + chr = qemu_chr_new("label", "stdio"); + g_assert_nonnull(chr); + + qemu_chr_fe_init(&be, chr, &error_abort); + qemu_chr_fe_set_open(&be, true); + ret = qemu_chr_fe_write(&be, (void *)"buf", 4); + g_assert_cmpint(ret, ==, 4); + + qemu_chr_fe_deinit(&be); + qemu_chr_delete(chr); +} + +static void char_stdio_test(void) +{ + g_test_trap_subprocess("/char/stdio/subprocess", 0, 0); + g_test_trap_assert_passed(); + g_test_trap_assert_stdout("buf"); +} +#endif + + +static void char_ringbuf_test(void) +{ + QemuOpts *opts; + CharDriverState *chr; + CharBackend be; + char *data; + int ret; + + opts = qemu_opts_create(qemu_find_opts("chardev"), "ringbuf-label", + 1, &error_abort); + qemu_opt_set(opts, "backend", "ringbuf", &error_abort); + + qemu_opt_set(opts, "size", "5", &error_abort); + chr = qemu_chr_new_from_opts(opts, NULL); + g_assert_null(chr); + qemu_opts_del(opts); + + opts = qemu_opts_create(qemu_find_opts("chardev"), "ringbuf-label", + 1, &error_abort); + qemu_opt_set(opts, "backend", "ringbuf", &error_abort); + qemu_opt_set(opts, "size", "2", &error_abort); + chr = qemu_chr_new_from_opts(opts, &error_abort); + g_assert_nonnull(chr); + qemu_opts_del(opts); + + qemu_chr_fe_init(&be, chr, &error_abort); + ret = qemu_chr_fe_write(&be, (void *)"buff", 4); + g_assert_cmpint(ret, ==, 4); + + data = qmp_ringbuf_read("ringbuf-label", 4, false, 0, &error_abort); + g_assert_cmpstr(data, ==, "ff"); + g_free(data); + + data = qmp_ringbuf_read("ringbuf-label", 4, false, 0, &error_abort); + g_assert_cmpstr(data, ==, ""); + g_free(data); + + qemu_chr_fe_deinit(&be); + qemu_chr_delete(chr); +} + +static void char_mux_test(void) +{ + QemuOpts *opts; + CharDriverState *chr, *base; + char *data; + FeHandler h1 = { 0, }, h2 = { 0, }; + CharBackend chr_be1, chr_be2; + + opts = qemu_opts_create(qemu_find_opts("chardev"), "mux-label", + 1, &error_abort); + qemu_opt_set(opts, "backend", "ringbuf", &error_abort); + qemu_opt_set(opts, "size", "128", &error_abort); + qemu_opt_set(opts, "mux", "on", &error_abort); + chr = qemu_chr_new_from_opts(opts, &error_abort); + g_assert_nonnull(chr); + qemu_opts_del(opts); + + qemu_chr_fe_init(&chr_be1, chr, &error_abort); + qemu_chr_fe_set_handlers(&chr_be1, + fe_can_read, + fe_read, + fe_event, + &h1, + NULL); + + qemu_chr_fe_init(&chr_be2, chr, &error_abort); + qemu_chr_fe_set_handlers(&chr_be2, + fe_can_read, + fe_read, + fe_event, + &h2, + NULL); + qemu_chr_fe_take_focus(&chr_be2); + + base = qemu_chr_find("mux-label-base"); + g_assert_cmpint(qemu_chr_be_can_write(base), !=, 0); + + qemu_chr_be_write(base, (void *)"hello", 6); + g_assert_cmpint(h1.read_count, ==, 0); + g_assert_cmpint(h2.read_count, ==, 6); + g_assert_cmpstr(h2.read_buf, ==, "hello"); + h2.read_count = 0; + + /* switch focus */ + qemu_chr_be_write(base, (void *)"\1c", 2); + + qemu_chr_be_write(base, (void *)"hello", 6); + g_assert_cmpint(h2.read_count, ==, 0); + g_assert_cmpint(h1.read_count, ==, 6); + g_assert_cmpstr(h1.read_buf, ==, "hello"); + h1.read_count = 0; + + /* remove first handler */ + qemu_chr_fe_set_handlers(&chr_be1, NULL, NULL, NULL, NULL, NULL); + qemu_chr_be_write(base, (void *)"hello", 6); + g_assert_cmpint(h1.read_count, ==, 0); + g_assert_cmpint(h2.read_count, ==, 0); + + qemu_chr_be_write(base, (void *)"\1c", 2); + qemu_chr_be_write(base, (void *)"hello", 6); + g_assert_cmpint(h1.read_count, ==, 0); + g_assert_cmpint(h2.read_count, ==, 6); + g_assert_cmpstr(h2.read_buf, ==, "hello"); + h2.read_count = 0; + + /* print help */ + qemu_chr_be_write(base, (void *)"\1?", 2); + data = qmp_ringbuf_read("mux-label-base", 128, false, 0, &error_abort); + g_assert_cmpint(strlen(data), !=, 0); + g_free(data); + + qemu_chr_fe_deinit(&chr_be1); + qemu_chr_fe_deinit(&chr_be2); + qemu_chr_delete(chr); +} + +static void char_null_test(void) +{ + Error *err = NULL; + CharDriverState *chr; + CharBackend be; + int ret; + + chr = qemu_chr_find("label-null"); + g_assert_null(chr); + + chr = qemu_chr_new("label-null", "null"); + chr = qemu_chr_find("label-null"); + g_assert_nonnull(chr); + + g_assert(qemu_chr_has_feature(chr, + QEMU_CHAR_FEATURE_FD_PASS) == false); + g_assert(qemu_chr_has_feature(chr, + QEMU_CHAR_FEATURE_RECONNECTABLE) == false); + + /* check max avail */ + qemu_chr_fe_init(&be, chr, &error_abort); + qemu_chr_fe_init(&be, chr, &err); + error_free_or_abort(&err); + + /* deinit & reinit */ + qemu_chr_fe_deinit(&be); + qemu_chr_fe_init(&be, chr, &error_abort); + + qemu_chr_fe_set_open(&be, true); + + qemu_chr_fe_set_handlers(&be, + fe_can_read, + fe_read, + fe_event, + NULL, NULL); + + ret = qemu_chr_fe_write(&be, (void *)"buf", 4); + g_assert_cmpint(ret, ==, 4); + + qemu_chr_fe_deinit(&be); + qemu_chr_delete(chr); +} + +static void char_invalid_test(void) +{ + CharDriverState *chr; + + chr = qemu_chr_new("label-invalid", "invalid"); + g_assert_null(chr); +} + +int main(int argc, char **argv) +{ + g_test_init(&argc, &argv, NULL); + + module_call_init(MODULE_INIT_QOM); + qemu_add_opts(&qemu_chardev_opts); + + g_test_add_func("/char/null", char_null_test); + g_test_add_func("/char/invalid", char_invalid_test); + g_test_add_func("/char/ringbuf", char_ringbuf_test); + g_test_add_func("/char/mux", char_mux_test); +#ifdef CONFIG_HAS_GLIB_SUBPROCESS_TESTS + g_test_add_func("/char/stdio/subprocess", char_stdio_test_subprocess); + g_test_add_func("/char/stdio", char_stdio_test); +#endif + + return g_test_run(); +} |