br.com.objectos.testable.Reporter Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of testable-core Show documentation
There is a newer version: 0.7.0
/*
 * Copyright 2015 Objectos, Fábrica de Software LTDA.
 *
 * 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 br.com.objectos.testable;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @author [email protected] (Marcio Endo)
 */
public class Reporter {

  private final List lineList = new ArrayList<>();
  private int level;

  private Reporter() {
  }

  public static Reporter start() {
    return new Reporter();
  }

  public void elementMissing(int index, String expected) {
    line("element[%d] is missing. Expected <%s>.", index, expected);
  }

  public void elementNotEqual(int index, String expected, String found) {
    line("element[%d] not equal. Expected <%s> found <%s>", index, expected, found);
  }

  public void elementNotExpected(int index, String found) {
    line("element[%d] not expected. Found <%s>", index, found);
  }

  public void fail(String expected, String found) {
    line("expected: %s", expected);
    line("   found: %s", found);
  }

  public void foundNull(String name) {
    line("- %s: found null", name);
  }

  public void indent() {
    level++;
  }

  public List lineList() {
    return Collections.unmodifiableList(lineList);
  }

  public void name(String name) {
    line("- %s", name);
  }

  public void notEqual(String name, String a, String b) {
    name(name);
    fail(a, b);
  }

  public void nullValue() {
    line("- value is null");
  }

  public void test() throws AssertionError {
    if (!lineList.isEmpty()) {
      throwAssertionError();
    }
  }

  @Override
  public String toString() {
    return lineList.stream().collect(Collectors.joining("\n"));
  }

  public void throwAssertionError() throws AssertionError {
    throw new AssertionError(toString());
  }

  public void typeNotEqual(Class typeA, Class typeB) {
    line("- types are not equal");
    line("expected: %s", typeA);
    line("   found: %s", typeB);
  }

  public void unindent() {
    level--;
  }

  private void line(String format, Object... args) {
    StringBuilder msg = new StringBuilder();
    for (int i = 0; i < level * 2; i++) {
      msg.append(' ');
    }
    msg.append(String.format(format, args));
    lineList.add(msg.toString());
  }

}