GenericArrayConverterOnPrimitiveTest.java

package fitnesse.slim.converters;

import org.junit.Test;

import static org.junit.Assert.*;

public class GenericArrayConverterOnPrimitiveTest extends AbstractConverterTest<Object, GenericArrayConverter<Integer>> {

  public GenericArrayConverterOnPrimitiveTest() {
    super(new GenericArrayConverter<>(int.class, new PrimitiveIntConverter()));
  }

  /*
   * TO STRING
   */
  @Test
  public void toString_should_return_a_formated_string_when_value_is_a_empty_array() {
    int[] value = {};

    String current = converter.toString(value);

    assertEquals("[]", current);
  }

  @Test
  public void toString_should_return_a_formated_string_when_value_is_a_valid_array() {
    int[] value = { 1, 2, 3 };

    String current = converter.toString(value);

    assertEquals("[1, 2, 3]", current);
  }

  /*
   * FROM STRING
   */
  @Test
  public void fromString_should_return_an_empty_array_when_value_represent_an_empty_array() {
    String value = "[]";

    int[] current = (int[]) converter.fromString(value);

    assertEquals(0, current.length);
  }

  @Test
  public void fromString_should_return_an_typed_array_when_value_is_an_valid_array() {
    String value = "[1,2,3]";

    int[] current = (int[]) converter.fromString(value);

    assertArrayEquals(new int[] { 1, 2, 3 }, current);
  }

  @Test
  public void fromString_should_return_an_typed_array_with_zero_value_when_value_is_an_array_with_missing_values() {
    String value = "[1, ,3]";

    int[] current = (int[]) converter.fromString(value);

    assertArrayEquals(new int[] { 1, 0, 3 }, current);
  }
}