tests: number of hardware layers

Signed-off-by: Lukasz Juszkiewicz <lukasz.juszkiewicz@bmw-carit.de>

1 files changed, 16 insertions, 0 deletions

diff --git a/ivi-layermanagement-api/test/ilm_control_test.cpp b/ivi-layermanagement-api/test/ilm_control_test.cpp
index 72ca8ab..354834d 100644
--- a/ivi-layermanagement-api/test/ilm_control_test.cpp
+++ b/ivi-layermanagement-api/test/ilm_control_test.cpp
@@ -1165,6 +1165,22 @@ TEST_F(IlmCommandTest, SetGetOptimizationMode) {
     ASSERT_EQ(mode, retmode);
 }
 
+TEST_F(IlmCommandTest, ilm_getNumberOfHardwareLayers) {
+    t_ilm_uint numberOfScreens = 0;
+    t_ilm_uint* screenIDs = NULL;
+    ASSERT_EQ(ILM_SUCCESS, ilm_getScreenIDs(&numberOfScreens, &screenIDs));
+    ASSERT_TRUE(numberOfScreens>0);
+
+    t_ilm_display screen = screenIDs[0];
+    t_ilm_uint numberOfHardwareLayers;
+
+    // Depends on the platform the test is executed on - just check if the
+    // function doesn't fail. The ilm_getPropertiesOfScreen test does a more
+    // comprehensive verification.
+    ASSERT_EQ(ILM_SUCCESS, ilm_getNumberOfHardwareLayers(screen, &numberOfHardwareLayers));
+    ASSERT_GT(numberOfHardwareLayers, 0u);
+}
+
 TEST_F(IlmCommandTest, ilm_getPropertiesOfScreen) {
     t_ilm_uint numberOfScreens = 0;
     t_ilm_uint* screenIDs = NULL;