1 files changed, 98 insertions, 0 deletions
diff --git a/unit_tests/src/app_display_unittest.cc b/unit_tests/src/app_display_unittest.cc
new file mode 100644
index 0000000..007095b
--- /dev/null
+++ b/unit_tests/src/app_display_unittest.cc
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdlib.h>
+#include <gtest/gtest.h>
+
+#include <iostream>
+#include <memory>
+
+#include "include/app_common.h"
+#include "unit_tests/mock/system_info.h"
+#include "unit_tests/mock/appcore_base.h"
+
+extern int gargc;
+extern char** gargv;
+
+class AppDisplayTest : public testing::Test {
+ public:
+  virtual void SetUp() {}
+  virtual void TearDown() {}
+};
+
+static int __fake_system_info_get_platform_bool_true(const char* key,
+                                                     bool* val) {
+  *val = true;
+  return SYSTEM_INFO_ERROR_NONE;
+}
+
+static int __fake_appcore_base_get_display_state_return_on(void) {
+  return APPCORE_BASE_DISPLAY_STATE_ON;
+}
+
+static int __fake_appcore_base_get_display_state_return_off(void) {
+  return APPCORE_BASE_DISPLAY_STATE_OFF;
+}
+
+static int __fake_appcore_base_get_display_state_return_unknown(void) {
+  return APPCORE_BASE_DISPLAY_STATE_UNKNOWN;
+}
+
+TEST_F(AppDisplayTest, app_get_display_state_RETURN_ON) {
+  system_info_get_platform_bool_fake.custom_fake =
+    __fake_system_info_get_platform_bool_true;
+  appcore_base_get_display_state_fake.custom_fake =
+    __fake_appcore_base_get_display_state_return_on;
+
+  app_display_state_e display_state;
+  int r = app_get_display_state(&display_state);
+  EXPECT_EQ(r, APP_ERROR_NONE);
+  EXPECT_EQ(display_state, APP_DISPLAY_STATE_ON);
+}
+
+TEST_F(AppDisplayTest, app_get_display_state_RETURN_OFF) {
+  system_info_get_platform_bool_fake.custom_fake =
+    __fake_system_info_get_platform_bool_true;
+  appcore_base_get_display_state_fake.custom_fake =
+    __fake_appcore_base_get_display_state_return_off;
+
+  app_display_state_e display_state;
+  int r = app_get_display_state(&display_state);
+  EXPECT_EQ(r, APP_ERROR_NONE);
+  EXPECT_EQ(display_state, APP_DISPLAY_STATE_OFF);
+}
+
+TEST_F(AppDisplayTest, app_get_display_state_RETURN_INVALID_CONTEXT) {
+  system_info_get_platform_bool_fake.custom_fake =
+    __fake_system_info_get_platform_bool_true;
+  appcore_base_get_display_state_fake.custom_fake =
+    __fake_appcore_base_get_display_state_return_unknown;
+
+  app_display_state_e display_state;
+  int r = app_get_display_state(&display_state);
+  EXPECT_EQ(r, APP_ERROR_INVALID_CONTEXT);
+}
+
+TEST_F(AppDisplayTest, app_get_display_state_RETURN_INVALID_PARAMETER) {
+  system_info_get_platform_bool_fake.custom_fake =
+    __fake_system_info_get_platform_bool_true;
+  appcore_base_get_display_state_fake.custom_fake =
+    __fake_appcore_base_get_display_state_return_on;
+
+  int r = app_get_display_state(nullptr);
+  EXPECT_EQ(r, APP_ERROR_INVALID_PARAMETER);
+}
+