Skip voice call VTS for devices that don't support voice call with new Util

Bug: 154867827
Test: VtsHalRadio1_4Target
Change-Id: I888d4d4ffbff5d24bfe2b9b3cb878eb5f1e1762f
Merged-In: I888d4d4ffbff5d24bfe2b9b3cb878eb5f1e1762f
(cherry picked from commit 4e866a3020)

radio/1.0/vts/functional/vts_test_util.cpp

@@ -13,6 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+#define LOG_TAG "RadioTest"
+
 #include <vts_test_util.h>
 #include <iostream>
 
@@ -53,4 +55,27 @@ int GetRandomSerialNumber() {
         }
     }
     return testing::AssertionFailure() << "SapError:" + toString(err) + " is returned";
+}
+
+// Runs "pm list features" and attempts to find the specified feature in its output.
+bool deviceSupportsFeature(const char* feature) {
+    bool hasFeature = false;
+    FILE* p = popen("/system/bin/pm list features", "re");
+    if (p) {
+        char* line = NULL;
+        size_t len = 0;
+        while (getline(&line, &len, p) > 0) {
+            if (strstr(line, feature)) {
+                hasFeature = true;
+                break;
+            }
+        }
+        pclose(p);
+    } else {
+        __android_log_print(ANDROID_LOG_FATAL, LOG_TAG, "popen failed: %d", errno);
+        _exit(EXIT_FAILURE);
+    }
+    __android_log_print(ANDROID_LOG_INFO, LOG_TAG, "Feature %s: %ssupported", feature,
+                        hasFeature ? "" : "not ");
+    return hasFeature;
 }

radio/1.0/vts/functional/vts_test_util.h

@@ -17,6 +17,7 @@
 #include <android-base/logging.h>
 
 #include <android/hardware/radio/1.0/types.h>
+#include <android/log.h>
 #include <gtest/gtest.h>
 
 using ::android::hardware::radio::V1_0::RadioError;
@@ -31,6 +32,8 @@ enum CheckFlag {
     CHECK_SAP_ERROR = 4,
 };
 
+static constexpr const char* FEATURE_VOICE_CALL = "android.software.connectionservice";
+
 /*
  * Generate random serial number for radio test
  */
@@ -47,3 +50,8 @@ int GetRandomSerialNumber();
  * vendor/devices implementations.
  */
 ::testing::AssertionResult CheckAnyOfErrors(SapResultCode err, std::vector<SapResultCode> errors);
+
+/*
+ * Check if device supports feature.
+ */
+bool deviceSupportsFeature(const char* feature);

radio/1.4/vts/functional/radio_hidl_hal_api.cpp

@@ -22,6 +22,13 @@
  * Test IRadio.emergencyDial() for the response returned.
  */
 TEST_P(RadioHidlTest_v1_4, emergencyDial) {
+    if (!deviceSupportsFeature(FEATURE_VOICE_CALL)) {
+        ALOGI("Skipping emergencyDial because voice call is not supported in device");
+        return;
+    } else {
+        ALOGI("Running emergencyDial because voice call is supported in device");
+    }
+
     serial = GetRandomSerialNumber();
 
     ::android::hardware::radio::V1_0::Dial dialInfo;
@@ -53,6 +60,13 @@ TEST_P(RadioHidlTest_v1_4, emergencyDial) {
  * Test IRadio.emergencyDial() with specified service and its response returned.
  */
 TEST_P(RadioHidlTest_v1_4, emergencyDial_withServices) {
+    if (!deviceSupportsFeature(FEATURE_VOICE_CALL)) {
+        ALOGI("Skipping emergencyDial because voice call is not supported in device");
+        return;
+    } else {
+        ALOGI("Running emergencyDial because voice call is supported in device");
+    }
+
     serial = GetRandomSerialNumber();
 
     ::android::hardware::radio::V1_0::Dial dialInfo;
@@ -85,6 +99,13 @@ TEST_P(RadioHidlTest_v1_4, emergencyDial_withServices) {
  * Test IRadio.emergencyDial() with known emergency call routing and its response returned.
  */
 TEST_P(RadioHidlTest_v1_4, emergencyDial_withEmergencyRouting) {
+    if (!deviceSupportsFeature(FEATURE_VOICE_CALL)) {
+        ALOGI("Skipping emergencyDial because voice call is not supported in device");
+        return;
+    } else {
+        ALOGI("Running emergencyDial because voice call is supported in device");
+    }
+
     serial = GetRandomSerialNumber();
 
     ::android::hardware::radio::V1_0::Dial dialInfo;