io.wcm.caravan.pipeline.extensions.hal.action.InlineEmbeddedTest.java Source code

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Here is the source code for io.wcm.caravan.pipeline.extensions.hal.action.InlineEmbeddedTest.java

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 * Copyright (C) 2014 wcm.io
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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
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 *      http://www.apache.org/licenses/LICENSE-2.0
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package io.wcm.caravan.pipeline.extensions.hal.action;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.util.Collections;

import org.apache.sling.testing.mock.osgi.junit.OsgiContext;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.RuleChain;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;

import io.wcm.caravan.hal.resource.HalResource;
import io.wcm.caravan.pipeline.JsonPipelineOutput;
import io.wcm.caravan.pipeline.impl.JsonPipelineContextImpl;
import io.wcm.caravan.pipeline.impl.JsonPipelineOutputImpl;
import io.wcm.caravan.testing.pipeline.JsonPipelineContext;

@RunWith(MockitoJUnitRunner.class)
public class InlineEmbeddedTest {

    public OsgiContext osgiCtx = new OsgiContext();
    public JsonPipelineContext pipelineCtx = new JsonPipelineContext(osgiCtx);

    @Rule
    public RuleChain chain = RuleChain.outerRule(osgiCtx).around(pipelineCtx);

    private ObjectNode resource1 = new HalResource("/resource1").getModel().put("key", "val1");
    private ObjectNode resource2 = new HalResource("/resource2").getModel().put("key", "val2");
    private ObjectNode resource3 = new HalResource("/resource3").getModel().put("key", "val3");
    private ObjectNode payload = new HalResource("/resource").setEmbedded("singular", new HalResource(resource1))
            .addEmbedded("multiple", new HalResource(resource2), new HalResource(resource3)).getModel();

    @Mock
    protected JsonPipelineContextImpl context;

    @Test
    public void shouldHaveUniqueId() {

        String id = new InlineEmbedded("singular", "multiple").getId();
        assertTrue(id.contains("singular"));
        assertTrue(id.contains("multiple"));

    }

    private HalResource createHalOutput(String... relations) {
        InlineEmbedded action = new InlineEmbedded(relations);
        JsonPipelineOutputImpl input = new JsonPipelineOutputImpl(payload, Collections.emptyList());
        JsonPipelineOutput output = action.execute(input, context).toBlocking().single();
        return new HalResource(output.getPayload());
    }

    @Test
    public void shouldStoreAsObjectForSingularResources() {

        HalResource hal = createHalOutput("singular");

        JsonNode container = hal.getModel().get("singular");
        assertTrue(container.isObject());
        assertEquals("val1", container.get("key").asText(null));

    }

    @Test
    public void shouldStoreInArrayForMultipleResources() {

        HalResource hal = createHalOutput("multiple");

        JsonNode container = hal.getModel().get("multiple");
        assertTrue(container.isArray());
        assertEquals(2, container.size());
        assertEquals("val2", container.get(0).get("key").asText(null));

    }

    @Test
    public void shouldRemoveSelfLink() {

        HalResource hal = createHalOutput("singular", "multiple");
        assertFalse(hal.hasLink("self"));

    }

    @Test
    public void shouldRemoveOldReferenceAsEmbeddedResource() {

        HalResource hal = createHalOutput("singular");
        assertFalse(hal.hasEmbedded("singular"));
        assertTrue(hal.hasEmbedded("multiple"));

    }

}