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[Qemu-devel] [PULL 39/50] tests: start chardev unit tests
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 39/50] tests: start chardev unit tests |
Date: |
Mon, 24 Oct 2016 15:47:24 +0200 |
From: Marc-André Lureau <address@hidden>
Signed-off-by: Marc-André Lureau <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
tests/Makefile.include | 4 +
tests/test-char.c | 253 +++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 257 insertions(+)
create mode 100644 tests/test-char.c
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();
+}
--
1.8.3.1
- [Qemu-devel] [PULL 29/50] char: start converting mux driver to use CharBackend, (continued)
- [Qemu-devel] [PULL 29/50] char: start converting mux driver to use CharBackend, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 33/50] colo: claim in find_and_check_chardev, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 32/50] char: rename some frontend functions, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 35/50] char: fold qemu_chr_set_handlers in qemu_chr_fe_set_handlers, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 36/50] vhost-user: only initialize queue 0 CharBackend, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 30/50] char: replace PROP_CHR with CharBackend, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 31/50] char: remaining switch to CharBackend in frontend, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 37/50] char: replace qemu_chr_claim/release with qemu_chr_fe_init/deinit, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 41/50] char: rename chr_close/chr_free, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 43/50] char: move fe_open in CharBackend, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 39/50] tests: start chardev unit tests,
Paolo Bonzini <=
- [Qemu-devel] [PULL 45/50] char: use an enum for CHR_EVENT, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 38/50] char: make some qemu_chr_fe skip if no driver, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 40/50] char: move front end handlers in CharBackend, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 46/50] char: remove unused qemu_chr_fe_event, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 42/50] char: remove explicit_fe_open, use a set_handlers argument, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 34/50] char: use qemu_chr_fe* functions with CharBackend argument, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 44/50] char: remove unused CHR_EVENT_FOCUS, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 47/50] char: replace avail_connections, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 48/50] char: use common error path in qmp_chardev_add, Paolo Bonzini, 2016/10/24
- [Qemu-devel] [PULL 49/50] char: remove explicit_be_open from CharDriverState, Paolo Bonzini, 2016/10/24