CategoryBarsSerializerTest.java

/*
 *  Copyright 2014 TWO SIGMA OPEN SOURCE, LLC
 *
 *  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.twosigma.beaker.chart.serializer;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.ser.DefaultSerializerProvider;
import com.twosigma.beaker.chart.Color;
import com.twosigma.beaker.chart.categoryplot.plotitem.CategoryBars;
import com.twosigma.beaker.chart.xychart.plotitem.LabelPositionType;
import org.assertj.core.api.Assertions;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;

import java.io.IOException;
import java.io.StringWriter;
import java.util.Arrays;

public class CategoryBarsSerializerTest {

  static ObjectMapper mapper;
  static CategoryBarsSerializer categoryBarsSerializer;
  JsonGenerator jgen;
  StringWriter sw;

  @BeforeClass
  public static void initClassStubData() {
    mapper = new ObjectMapper();
    categoryBarsSerializer = new CategoryBarsSerializer();
  }

  @Before
  public void initTestStubData() throws IOException {
    sw = new StringWriter();
    jgen = mapper.getJsonFactory().createJsonGenerator(sw);
  }

  @Test
  public void serializeBasesCategoryBars_resultJsonHasBases() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setBase(Arrays.asList(11, 22, 33));
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("bases")).isTrue();
    ArrayNode arrayNode = (ArrayNode) actualObj.get("bases");
    Assertions.assertThat(arrayNode.get(1).asInt()).isEqualTo(22);
  }

  @Test
  public void serializeBaseCategoryBars_resultJsonHasBase() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setBase(11);
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("base")).isTrue();
    Assertions.assertThat(actualObj.get("base").asInt()).isEqualTo(11);
  }

  @Test
  public void serializeWidthCategoryBars_resultJsonHasWidth() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setWidth(11);
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("width")).isTrue();
    Assertions.assertThat(actualObj.get("width").asInt()).isEqualTo(11);
  }

  @Test
  public void serializeWidthsCategoryBars_resultJsonHasWidths() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setWidth(Arrays.asList(11, 22, 33));
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("widths")).isTrue();
    ArrayNode arrayNode = (ArrayNode) actualObj.get("widths");
    Assertions.assertThat(arrayNode.get(1).asInt()).isEqualTo(22);
  }

  @Test
  public void serializeOutlineColorCategoryBars_resultJsonHasOutlineColor() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setOutlineColor(Color.GREEN);
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("outline_color")).isTrue();
    Assertions.assertThat(actualObj.get("outline_color").get("rgb").asInt())
        .isEqualTo(Color.GREEN.getRGB());
  }

  @Test
  public void serializeOutlineColorsCategoryBars_resultJsonHasOutlineColors() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setOutlineColor(Arrays.asList(Color.BLUE, Color.GREEN, Color.BLACK));
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("outline_colors")).isTrue();
    ArrayNode arrayNode = (ArrayNode) actualObj.get("outline_colors");
    Assertions.assertThat(arrayNode.get(1).get("rgb").asInt()).isEqualTo(Color.GREEN.getRGB());
  }

  @Test
  public void serializeFillCategoryBars_resultJsonHasFill() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setFill(true);
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("fill")).isTrue();
    Assertions.assertThat(actualObj.get("fill").asBoolean()).isTrue();
  }

  @Test
  public void serializeFillsCategoryBars_resultJsonHasFills() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setFill(Arrays.asList(false, true, false));
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("fills")).isTrue();
    ArrayNode arrayNode = (ArrayNode) actualObj.get("fills");
    Assertions.assertThat(arrayNode.get(1).asBoolean()).isTrue();
  }

  @Test
  public void serializeDrawOutlineCategoryBars_resultJsonHasOutline() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setDrawOutline(true);
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("outline")).isTrue();
    Assertions.assertThat(actualObj.get("outline").asBoolean()).isTrue();
  }

  @Test
  public void serializeDrawOutlinesCategoryBars_resultJsonHasDrawOutlines() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setDrawOutline(Arrays.asList(false, true, false));
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("outlines")).isTrue();
    ArrayNode arrayNode = (ArrayNode) actualObj.get("outlines");
    Assertions.assertThat(arrayNode.get(1).asBoolean()).isTrue();
  }

  @Test
  public void serializeLabelPositionCategoryBars_resultJsonHasLabelPosition() throws IOException {
    //when
    CategoryBars categoryBars = new CategoryBars();
    categoryBars.setLabelPosition(LabelPositionType.CENTER);
    categoryBarsSerializer.serialize(categoryBars, jgen, new DefaultSerializerProvider.Impl());
    jgen.flush();
    //then
    JsonNode actualObj = mapper.readTree(sw.toString());
    Assertions.assertThat(actualObj.has("labelPosition")).isTrue();
    Assertions.assertThat(actualObj.get("labelPosition").asText()).isEqualTo("CENTER");
  }
}