tests: add ivi_layout stand-alone test module

This is the ivi_layout stand-alone test controller module that does not
require any clients to run. Therefore it is much simpler than
ivi_layout-test-plugin.c and does not need a matching part in
ivi_layout-test.c.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
Reviewed-by: Derek Foreman <derekf@osg.samsung.com>

Makefile.am

@@ -1097,8 +1097,15 @@ matrix_test_LDADD = -lm -lrt
 
 if ENABLE_IVI_SHELL
 module_tests += 				\
+	ivi-layout-internal-test.la		\
 	ivi-layout-test.la
 
+ivi_layout_internal_test_la_LIBADD = $(COMPOSITOR_LIBS)
+ivi_layout_internal_test_la_LDFLAGS = $(test_module_ldflags)
+ivi_layout_internal_test_la_CFLAGS = $(GCC_CFLAGS) $(COMPOSITOR_CFLAGS)
+ivi_layout_internal_test_la_SOURCES =			\
+	tests/ivi_layout-internal-test.c
+
 ivi_layout_test_la_LIBADD = $(COMPOSITOR_LIBS)
 ivi_layout_test_la_LDFLAGS = $(test_module_ldflags)
 ivi_layout_test_la_CFLAGS = $(GCC_CFLAGS) $(COMPOSITOR_CFLAGS)

tests/ivi_layout-internal-test.c

@@ -0,0 +1,121 @@
+/*
+ * Copyright © 2013 DENSO CORPORATION
+ * Copyright © 2015 Collabora, Ltd.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission.  The copyright holders make
+ * no representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "config.h"
+
+#include <unistd.h>
+#include <signal.h>
+#include <string.h>
+#include <stdbool.h>
+
+#include "../src/compositor.h"
+#include "../ivi-shell/ivi-layout-export.h"
+
+struct test_context {
+	struct weston_compositor *compositor;
+	const struct ivi_controller_interface *controller_interface;
+};
+
+static void
+iassert_fail(const char *cond, const char *file, int line,
+	     const char *func, struct test_context *ctx)
+{
+	weston_log("Assert failure in %s:%d, %s: '%s'\n",
+		   file, line, func, cond);
+	weston_compositor_exit_with_code(ctx->compositor, EXIT_FAILURE);
+}
+
+#define iassert(cond) ({						\
+	bool b_ = (cond);						\
+	if (!b_)							\
+		iassert_fail(#cond, __FILE__, __LINE__, __func__, ctx);	\
+	b_;								\
+})
+
+/************************ tests begin ******************************/
+
+/*
+ * These are all internal ivi_layout API tests that do not require
+ * any client objects.
+ */
+
+static void
+test_surface_bad_visibility(struct test_context *ctx)
+{
+	const struct ivi_controller_interface *ctl = ctx->controller_interface;
+	bool visibility;
+
+	iassert(ctl->surface_set_visibility(NULL, true) == IVI_FAILED);
+
+	ctl->commit_changes();
+
+	visibility = ctl->surface_get_visibility(NULL);
+	iassert(visibility == false);
+}
+
+/************************ tests end ********************************/
+
+static void
+run_internal_tests(void *data)
+{
+	struct test_context *ctx = data;
+
+	test_surface_bad_visibility(ctx);
+
+	weston_compositor_exit_with_code(ctx->compositor, EXIT_SUCCESS);
+	free(ctx);
+}
+
+int
+controller_module_init(struct weston_compositor *compositor,
+		       int *argc, char *argv[],
+		       const struct ivi_controller_interface *iface,
+		       size_t iface_version);
+
+WL_EXPORT int
+controller_module_init(struct weston_compositor *compositor,
+		       int *argc, char *argv[],
+		       const struct ivi_controller_interface *iface,
+		       size_t iface_version)
+{
+	struct wl_event_loop *loop;
+	struct test_context *ctx;
+
+	/* strict check, since this is an internal test module */
+	if (iface_version != sizeof(*iface)) {
+		weston_log("fatal: controller interface mismatch\n");
+		return -1;
+	}
+
+	ctx = zalloc(sizeof(*ctx));
+	if (!ctx)
+		return -1;
+
+	ctx->compositor = compositor;
+	ctx->controller_interface = iface;
+
+	loop = wl_display_get_event_loop(compositor->wl_display);
+	wl_event_loop_add_idle(loop, run_internal_tests, ctx);
+
+	return 0;
+}