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/*
 * ============LICENSE_START=======================================================
 * ONAP : APPC
 * ================================================================================
 * Copyright (C) 2018 Nokia. All rights reserved.
 * ================================================================================
 * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
 * =============================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */
package org.onap.appc.flow.controller.node;

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.INPUT_CONTEXT;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.INPUT_HOST_IP_ADDRESS;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.INPUT_REQUEST_ACTION;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.INPUT_SUB_CONTEXT;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.INPUT_URL;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.REST_CONTEXT_URL;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.REST_PORT;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.REST_PROTOCOL;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.VNF_TYPE;
import java.util.Properties;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;

public class ResourceUriExtractorTest {

    private Properties prop;
    private SvcLogicContext ctx;

    @Rule
    public ExpectedException expectedException = ExpectedException.none();
    private ResourceUriExtractor resourceUriExtractor;

    @Before
    public void setUp() {
        ctx = mock(SvcLogicContext.class);
        prop = mock(Properties.class);
        resourceUriExtractor = new ResourceUriExtractor();
    }

    @Test
    public void should_return_input_url_if_exist() throws Exception {
        ctx = mock(SvcLogicContext.class);
        when(ctx.getAttribute(INPUT_URL)).thenReturn("http://localhost:8080");

        resourceUriExtractor = new ResourceUriExtractor();
        String resourceUri = resourceUriExtractor.extractResourceUri(ctx, prop);

        Assert.assertEquals("http://localhost:8080", resourceUri);
    }

    @Test
    public void should_extract_url_input_if_context_input_provided() throws Exception {
        when(ctx.getAttribute(INPUT_URL)).thenReturn("");
        when(ctx.getAttribute(INPUT_HOST_IP_ADDRESS)).thenReturn("localhost");
        when(prop.getProperty(ctx.getAttribute(VNF_TYPE) + "." + (REST_PROTOCOL) + "."
                + ctx.getAttribute(INPUT_REQUEST_ACTION) + "." + (REST_PORT))).thenReturn("8080");

        when(ctx.getAttribute(INPUT_CONTEXT)).thenReturn("input-context");
        when(ctx.getAttribute(INPUT_SUB_CONTEXT)).thenReturn("input-sub-context");

        String resourceUri = resourceUriExtractor.extractResourceUri(ctx, prop);

        Assert.assertEquals("http://localhost:8080/input-context/input-sub-context", resourceUri);
    }

    @Test
    public void should_extract_url_input_if_request_action_provided() throws Exception {
        when(ctx.getAttribute(INPUT_REQUEST_ACTION)).thenReturn("request-action");
        when(ctx.getAttribute(INPUT_URL)).thenReturn("");
        when(ctx.getAttribute(INPUT_HOST_IP_ADDRESS)).thenReturn("localhost");
        when(prop.getProperty(ctx.getAttribute(VNF_TYPE) + "." + (REST_PROTOCOL) + "."
                + ctx.getAttribute(INPUT_REQUEST_ACTION) + "." + (REST_PORT))).thenReturn("8080");

        when(prop.getProperty(ctx.getAttribute(VNF_TYPE) + "." + REST_PROTOCOL + "."
                + ctx.getAttribute(INPUT_REQUEST_ACTION) + "." + REST_CONTEXT_URL)).thenReturn("ra-context");
        when(prop.getProperty("request-action.sub-context")).thenReturn("ra-sub-context");

        String resourceUri = resourceUriExtractor.extractResourceUri(ctx, prop);

        Assert.assertEquals("http://localhost:8080/ra-context/ra-sub-context", resourceUri);
    }

    @Test
    public void should_throw_exception_if_missing_context() throws Exception {
        when(ctx.getAttribute(INPUT_URL)).thenReturn("");
        when(ctx.getAttribute(INPUT_HOST_IP_ADDRESS)).thenReturn("localhost");
        when(prop.getProperty(ctx.getAttribute(VNF_TYPE) + "." + (REST_PROTOCOL) + "."
                + ctx.getAttribute(INPUT_REQUEST_ACTION) + "." + (REST_PORT))).thenReturn("8080");

        expectedException.expect(Exception.class);
        expectedException.expectMessage("Could not find the context for operation null");

        resourceUriExtractor.extractResourceUri(ctx, prop);
    }

}