package software.amazon.rds.dbinstance;

import static org.mockito.Mockito.any;
import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;

import java.time.Duration;

import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import lombok.Getter;
import software.amazon.awssdk.services.ec2.Ec2Client;
import software.amazon.awssdk.services.rds.RdsClient;
import software.amazon.awssdk.services.rds.model.DescribeDbInstancesRequest;
import software.amazon.cloudformation.proxy.AmazonWebServicesClientProxy;
import software.amazon.cloudformation.proxy.ProxyClient;
import software.amazon.rds.test.common.core.HandlerName;

@ExtendWith(MockitoExtension.class)
public class ReadHandlerTest extends AbstractHandlerTest {

    @Mock
    @Getter
    private AmazonWebServicesClientProxy proxy;

    @Mock
    @Getter
    private ProxyClient<RdsClient> rdsProxy;

    @Mock
    @Getter
    private ProxyClient<Ec2Client> ec2Proxy;

    @Mock
    private RdsClient rdsClient;

    @Mock
    private Ec2Client ec2Client;

    @Getter
    private ReadHandler handler;

    @Override
    public HandlerName getHandlerName() {
        return HandlerName.READ;
    }

    @BeforeEach
    public void setup() {
        handler = new ReadHandler();
        proxy = new AmazonWebServicesClientProxy(logger, MOCK_CREDENTIALS, () -> Duration.ofSeconds(600).toMillis());
        rdsClient = mock(RdsClient.class);
        ec2Client = mock(Ec2Client.class);
        rdsProxy = mockProxy(proxy, rdsClient);
        ec2Proxy = mockProxy(proxy, ec2Client);
    }

    @AfterEach
    public void tear_down() {
        verify(rdsClient, atLeastOnce()).serviceName();
        verifyNoMoreInteractions(rdsClient);
        verifyNoMoreInteractions(ec2Client);
        verifyAccessPermissions(rdsClient);
        verifyAccessPermissions(ec2Client);
    }

    @Test
    public void handleRequest_ReadSuccess() {
        test_handleRequest_base(
                new CallbackContext(),
                () -> DB_INSTANCE_ACTIVE,
                () -> RESOURCE_MODEL_BLDR().build(),
                expectSuccess()
        );

        verify(rdsProxy.client(), times(1)).describeDBInstances(any(DescribeDbInstancesRequest.class));
    }
}