graphql-scripting/src/test/java/org/apache/sling/graphql/core/engine/GraphQLResourceQueryTest.java

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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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package org.apache.sling.graphql.core.engine;

import static com.jayway.jsonpath.matchers.JsonPathMatchers.hasJsonPath;

import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.hamcrest.Matchers.equalTo;

import java.util.UUID;

import com.cedarsoftware.util.io.JsonWriter;

import org.apache.sling.api.resource.Resource;
import org.apache.sling.graphql.api.SchemaProvider;
import org.apache.sling.graphql.core.schema.DataFetcherSelector;
import org.apache.sling.graphql.core.mocks.MockDataFetcherSelector;
import org.apache.sling.graphql.core.mocks.MockSchemaProvider;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.mockito.Mockito;

import graphql.ExecutionResult;

public class GraphQLResourceQueryTest {
    private final SchemaProvider schemaProvider = new MockSchemaProvider();
    private final DataFetcherSelector fetchers = new MockDataFetcherSelector();
    private Resource resource;

    @Before
    public void setup() {
        final String resourceType = "RT-" + UUID.randomUUID();
        final String path = "/some/path/" + UUID.randomUUID();
        resource = Mockito.mock(Resource.class);
        Mockito.when(resource.getPath()).thenReturn(path);
        Mockito.when(resource.getResourceType()).thenReturn(resourceType);
    }

    private String queryJSON(String stmt) throws Exception {
        final ExecutionResult result = new GraphQLResourceQuery().executeQuery(schemaProvider, fetchers, resource, stmt);
        assertTrue("Expecting no errors: " + result.getErrors(), result.getErrors().isEmpty());
        return JsonWriter.objectToJson(result);
    }

    @Test
    public void basicTest() throws Exception {
        final String json = queryJSON("{ currentResource { path resourceType } }");
        assertThat(json, hasJsonPath("$.data.currentResource"));
        assertThat(json, hasJsonPath("$.data.currentResource.path", equalTo(resource.getPath())));
        assertThat(json, hasJsonPath("$.data.currentResource.resourceType", equalTo(resource.getResourceType())));
    }

    @Test
    public void staticContentTest() throws Exception {
        final String json = queryJSON("{ staticContent { test } }");
        assertThat(json, hasJsonPath("$.data.staticContent"));
        assertThat(json, hasJsonPath("$.data.staticContent.test", equalTo(true)));
    }

    @Test
    public void digestFieldsTest() throws Exception {
        final String json = queryJSON("{ currentResource { path pathMD5 pathSHA256 resourceTypeMD5 } }");

        final String pathMD5 = MockDataFetcherSelector.computeDigest("md5", resource.getPath());
        final String pathSHA256 = MockDataFetcherSelector.computeDigest("sha-256", resource.getPath());
        final String resourceTypeMD5 = MockDataFetcherSelector.computeDigest("md5", resource.getResourceType());

        assertThat(json, hasJsonPath("$.data.currentResource"));
        assertThat(json, hasJsonPath("$.data.currentResource.path", equalTo(resource.getPath())));
        assertThat(json, hasJsonPath("$.data.currentResource.pathMD5", equalTo("md5#path#" + pathMD5)));
        assertThat(json, hasJsonPath("$.data.currentResource.pathSHA256", equalTo("sha-256#path#" + pathSHA256)));
        assertThat(json, hasJsonPath("$.data.currentResource.resourceTypeMD5", equalTo("md5#resourceType#" + resourceTypeMD5)));
    }

    @Test
    @Ignore
    public void nullValuesTest() {
        // GsonBuilder().serializeNulls().create() used to take care of that
        fail("TODO - add a test that verifies that null values are included in the generated JSON");
    }
}