com.jive.myco.seyren.core.service.notification.HttpNotificationServiceTest.java Source code

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Here is the source code for com.jive.myco.seyren.core.service.notification.HttpNotificationServiceTest.java

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/**
 * 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 com.jive.myco.seyren.core.service.notification;

import static com.github.restdriver.Matchers.*;
import static com.github.restdriver.clientdriver.RestClientDriver.*;
import static org.hamcrest.MatcherAssert.*;
import static org.hamcrest.Matchers.*;
import static org.mockito.Mockito.*;

import java.math.BigDecimal;
import java.util.Arrays;
import java.util.List;

import org.hamcrest.Matchers;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;

import com.fasterxml.jackson.databind.JsonNode;
import com.github.restdriver.clientdriver.ClientDriverRequest.Method;
import com.github.restdriver.clientdriver.ClientDriverRule;
import com.github.restdriver.clientdriver.capture.BodyCapture;
import com.github.restdriver.clientdriver.capture.JsonBodyCapture;
import com.jive.myco.seyren.core.domain.Alert;
import com.jive.myco.seyren.core.domain.AlertType;
import com.jive.myco.seyren.core.domain.Check;
import com.jive.myco.seyren.core.domain.Subscription;
import com.jive.myco.seyren.core.domain.SubscriptionType;
import com.jive.myco.seyren.core.util.config.SeyrenConfig;

public class HttpNotificationServiceTest {

    private SeyrenConfig mockSeyrenConfig;
    private NotificationService service;

    @Rule
    public ClientDriverRule clientDriver = new ClientDriverRule();

    @Before
    public void before() {
        mockSeyrenConfig = mock(SeyrenConfig.class);
        service = new HttpNotificationService(mockSeyrenConfig);
    }

    @Test
    public void notifcationServiceCanOnlyHandleHttpSubscription() {
        assertThat(service.canHandle(SubscriptionType.HTTP), is(true));
        for (SubscriptionType type : SubscriptionType.values()) {
            if (type == SubscriptionType.HTTP) {
                continue;
            }
            assertThat(service.canHandle(type), is(false));
        }
    }

    @Test
    public void checkingOutTheHappyPath() {

        String seyrenUrl = clientDriver.getBaseUrl() + "/seyren";

        when(mockSeyrenConfig.getGraphiteUrl()).thenReturn(clientDriver.getBaseUrl() + "/graphite");
        when(mockSeyrenConfig.getBaseUrl()).thenReturn(seyrenUrl);

        Check check = new Check().withEnabled(true).withName("check-name").withTarget("statsd.metric.name")
                .withState(AlertType.ERROR).withWarn(BigDecimal.ONE).withError(BigDecimal.TEN);

        Subscription subscription = new Subscription().withType(SubscriptionType.HTTP)
                .withTarget(clientDriver.getBaseUrl() + "/myendpoint/thatdoesstuff");

        Alert alert = new Alert().withTarget("the.target.name").withValue(BigDecimal.valueOf(12))
                .withWarn(BigDecimal.valueOf(5)).withError(BigDecimal.valueOf(10)).withFromType(AlertType.WARN)
                .withToType(AlertType.ERROR);

        List<Alert> alerts = Arrays.asList(alert);

        BodyCapture<JsonNode> bodyCapture = new JsonBodyCapture();

        clientDriver.addExpectation(
                onRequestTo("/myendpoint/thatdoesstuff").withMethod(Method.POST).capturingBodyIn(bodyCapture),
                giveResponse("success", "text/plain"));

        service.sendNotification(check, subscription, alerts);

        JsonNode node = bodyCapture.getContent();

        assertThat(node, hasJsonPath("$.seyrenUrl", is(seyrenUrl)));
        assertThat(node, hasJsonPath("$.check.name", is("check-name")));
        assertThat(node, hasJsonPath("$.check.state", is("ERROR")));
        assertThat(node, hasJsonPath("$.alerts", hasSize(1)));
        assertThat(node, hasJsonPath("$.alerts[0].target", is("the.target.name")));
        assertThat(node, hasJsonPath("$.alerts[0].value", is(12)));
        assertThat(node, hasJsonPath("$.alerts[0].warn", is(5)));
        assertThat(node, hasJsonPath("$.alerts[0].error", is(10)));
        assertThat(node, hasJsonPath("$.alerts[0].fromType", is("WARN")));
        assertThat(node, hasJsonPath("$.alerts[0].toType", is("ERROR")));
        assertThat(node, hasJsonPath("$.preview", Matchers.startsWith("<br />")));
        assertThat(node, hasJsonPath("$.preview", containsString(check.getTarget())));

        verify(mockSeyrenConfig).getGraphiteUrl();
        verify(mockSeyrenConfig).getBaseUrl();

    }

}