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import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import com.android.aconfig.test.FakeFeatureFlagsImpl;
import com.android.aconfig.test.FeatureFlags;
import com.android.aconfig.test.FeatureFlagsImpl;
import com.android.aconfig.test.Flags;
@RunWith(JUnit4.class)
public final class AconfigHostTest {
@Test
public void testThrowsExceptionIfFlagNotSet() {
assertThrows(NullPointerException.class, () -> Flags.disabledRo());
FakeFeatureFlagsImpl featureFlags = new FakeFeatureFlagsImpl();
assertThrows(IllegalArgumentException.class, () -> featureFlags.disabledRo());
}
@Test
public void testSetFlagInFakeFeatureFlagsImpl() {
FakeFeatureFlagsImpl featureFlags = new FakeFeatureFlagsImpl();
featureFlags.setFlag(Flags.FLAG_ENABLED_RW, true);
assertTrue(featureFlags.enabledRw());
featureFlags.setFlag(Flags.FLAG_ENABLED_RW, false);
assertFalse(featureFlags.enabledRw());
//Set Flags
assertThrows(NullPointerException.class, () -> Flags.enabledRw());
Flags.setFeatureFlags(featureFlags);
featureFlags.setFlag(Flags.FLAG_ENABLED_RW, true);
assertTrue(Flags.enabledRw());
Flags.unsetFeatureFlags();
}
@Test
public void testSetFlagWithRandomName() {
FakeFeatureFlagsImpl featureFlags = new FakeFeatureFlagsImpl();
assertThrows(IllegalArgumentException.class,
() -> featureFlags.setFlag("Randome_name", true));
}
@Test
public void testResetFlagsInFakeFeatureFlagsImpl() {
FakeFeatureFlagsImpl featureFlags = new FakeFeatureFlagsImpl();
featureFlags.setFlag(Flags.FLAG_ENABLED_RO, true);
assertTrue(featureFlags.enabledRo());
featureFlags.resetAll();
assertThrows(IllegalArgumentException.class, () -> featureFlags.enabledRo());
// Set value after reset
featureFlags.setFlag(Flags.FLAG_ENABLED_RO, false);
assertFalse(featureFlags.enabledRo());
}
@Test
public void testFlagsSetFeatureFlags() {
FakeFeatureFlagsImpl featureFlags = new FakeFeatureFlagsImpl();
featureFlags.setFlag(Flags.FLAG_ENABLED_RW, true);
assertThrows(NullPointerException.class, () -> Flags.enabledRw());
Flags.setFeatureFlags(featureFlags);
assertTrue(Flags.enabledRw());
Flags.unsetFeatureFlags();
}
@Test
public void testFlagsUnsetFeatureFlags() {
FakeFeatureFlagsImpl featureFlags = new FakeFeatureFlagsImpl();
featureFlags.setFlag(Flags.FLAG_ENABLED_RW, true);
assertThrows(NullPointerException.class, () -> Flags.enabledRw());
Flags.setFeatureFlags(featureFlags);
assertTrue(Flags.enabledRw());
Flags.unsetFeatureFlags();
assertThrows(NullPointerException.class, () -> Flags.enabledRw());
}
@Test
public void testFeatureFlagsImplNotImpl() {
FeatureFlags featureFlags = new FeatureFlagsImpl();
assertThrows(UnsupportedOperationException.class,
() -> featureFlags.enabledRw());
}
}
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