PseudoVarsTest.java

package com.github.jknack.handlebars;

import static org.junit.Assert.assertEquals;

import java.io.IOException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.junit.Test;

/**
 * Unit test for pseudo-vars.
 *
 * @author edgar.espina
 * @since 0.3.0
 */
public class PseudoVarsTest {

  @Test
  public void list() throws IOException {
    String input =
        "{{#list}}i={{@index}}\neven={{@even}}\nodd={{@odd}}\nfirst={{@first}}\nlast={{@last}}\ni+1={{@index_1}}\n{{/list}}";
    Handlebars handlebars = new Handlebars();

    assertEquals("i=0\n" +
        "even=even\n" +
        "odd=\n" +
        "first=first\n" +
        "last=\n" +
        "i+1=1\n" +
        "i=1\n" +
        "even=\n" +
        "odd=odd\n" +
        "first=\n" +
        "last=\n" +
        "i+1=2\n" +
        "i=2\n" +
        "even=even\n" +
        "odd=\n" +
        "first=\n" +
        "last=last\n" +
        "i+1=3\n",
        handlebars.compileInline(input).apply(new Object() {
          @SuppressWarnings("unused")
          public List<String> getList() {
            return Arrays.asList("a", "b", "c");
          }
        }));
  }

  @Test
  public void lostParent$51() throws IOException {
    String input =
        "{{#parent}}{{#list}}{{@index}}. {{name}} {{/list}}{{/parent}}";
    Handlebars handlebars = new Handlebars();

    Map<String, Object> parent = new HashMap<>();
    parent.put("name", "px");
    parent.put("list", Arrays.asList("a", "b"));

    Map<String, Object> context = new HashMap<>();
    context.put("parent", parent);

    assertEquals("0. px 1. px ", handlebars.compileInline(input).apply(context));
  }
}