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/*
 *  Copyright © 2019 IBM.
 *
 *  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.
 */

package org.onap.ccsdk.cds.blueprintsprocessor.grpc.service

import com.fasterxml.jackson.databind.JsonNode
import com.fasterxml.jackson.databind.ObjectMapper
import org.junit.Test
import org.junit.runner.RunWith
import org.onap.ccsdk.cds.blueprintsprocessor.core.BluePrintProperties
import org.onap.ccsdk.cds.blueprintsprocessor.core.BlueprintPropertyConfiguration
import org.onap.ccsdk.cds.blueprintsprocessor.grpc.BasicAuthGrpcClientProperties
import org.onap.ccsdk.cds.blueprintsprocessor.grpc.BluePrintGrpcLibConfiguration
import org.onap.ccsdk.cds.blueprintsprocessor.grpc.TokenAuthGrpcClientProperties
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.test.context.ContextConfiguration
import org.springframework.test.context.TestPropertySource
import org.springframework.test.context.junit4.SpringRunner
import kotlin.test.assertEquals
import kotlin.test.assertNotNull
import kotlin.test.assertTrue

@RunWith(SpringRunner::class)
@ContextConfiguration(classes = [BluePrintGrpcLibConfiguration::class,
    BlueprintPropertyConfiguration::class, BluePrintProperties::class])
@TestPropertySource(properties =
["blueprintsprocessor.grpcclient.sample.type=basic-auth",
    "blueprintsprocessor.grpcclient.sample.host=127.0.0.1",
    "blueprintsprocessor.grpcclient.sample.port=50505",
    "blueprintsprocessor.grpcclient.sample.username=sampleuser",
    "blueprintsprocessor.grpcclient.sample.password=sampleuser",
    "blueprintsprocessor.grpcclient.token.type=token-auth",
    "blueprintsprocessor.grpcclient.token.host=127.0.0.1",
    "blueprintsprocessor.grpcclient.token.port=50505",
    "blueprintsprocessor.grpcclient.token.username=sampleuser",
    "blueprintsprocessor.grpcclient.token.password=sampleuser"
])
class BluePrintGrpcLibPropertyServiceTest {

    @Autowired
    lateinit var bluePrintGrpcLibPropertyService: BluePrintGrpcLibPropertyService

    /**
     * Tests the GRPC client properties with selector for basic auth.
     */
    @Test
    fun testGrpcClientProperties() {
        val properties = bluePrintGrpcLibPropertyService.grpcClientProperties(
                "blueprintsprocessor.grpcclient.sample")
                as BasicAuthGrpcClientProperties
        assertNotNull(properties, "failed to create property bean")
        assertNotNull(properties.host, "failed to get host property" +
                " in property bean")
        assertNotNull(properties.port, "failed to get host property" +
                " in property bean")
        assertNotNull(properties.username, "failed to get host pro" +
                "perty in property bean")
        assertNotNull(properties.password, "failed to get host pr" +
                "operty in property bean")
    }

    /**
     * Tests the GRPC client properties with JSON node for token auth.
     */
    @Test
    fun testGrpcClientPropertiesWithJson() {
        val json: String = "{\n" +
                "  \"type\" : \"token-auth\",\n" +
                "  \"host\" : \"127.0.0.1\",\n" +
                "  \"port\" : \"50505\"\n" +
                "}"
        val mapper = ObjectMapper()
        val actualObj: JsonNode = mapper.readTree(json)
        val properties = bluePrintGrpcLibPropertyService.grpcClientProperties(
                actualObj) as TokenAuthGrpcClientProperties
        assertNotNull(properties, "failed to create property bean")
        assertEquals(properties.host, "127.0.0.1")
        assertNotNull(properties.port, "50505")
    }

    /**
     * Tests the GRPC client service with selector for basic auth.
     */
    @Test
    fun testGrpcClientServiceBasic() {
        val svc = bluePrintGrpcLibPropertyService.blueprintGrpcClientService(
                "sample")
        assertTrue(svc is BasicAuthGrpcClientService)
    }

    /**
     * Tests the GRPC client service with selector for token auth.
     */
    @Test
    fun testGrpcClientServiceToken() {
        val svc = bluePrintGrpcLibPropertyService.blueprintGrpcClientService(
                "token")
        assertTrue(svc is TokenAuthGrpcClientService)
    }

    /**
     * Tests the GRPC client service with JSON node for basic auth.
     */
    @Test
    fun testGrpcClientServiceWithJson() {
        val json: String = "{\n" +
                "  \"type\" : \"basic-auth\",\n" +
                "  \"host\" : \"127.0.0.1\",\n" +
                "  \"port\" : \"50505\",\n" +
                "  \"username\" : \"sampleuser\",\n" +
                "  \"password\" : \"samplepwd\"\n" +
                "}"
        val mapper = ObjectMapper()
        val actualObj: JsonNode = mapper.readTree(json)
        val svc = bluePrintGrpcLibPropertyService
                .blueprintGrpcClientService(actualObj)
        assertTrue(svc is BasicAuthGrpcClientService)
    }
}