package jalview.util;

import static org.testng.Assert.assertEquals;

import org.testng.annotations.Test;

public class FormatTest
{
  @Test(groups = "Functional")
  public void testAppendPercentage()
  {
    StringBuilder sb = new StringBuilder();
    Format.appendPercentage(sb, 123.456f, 0);
    assertEquals(sb.toString(), "123");

    sb.setLength(0);
    Format.appendPercentage(sb, 123.456f, 1);
    assertEquals(sb.toString(), "123.4");

    sb.setLength(0);
    Format.appendPercentage(sb, 123.456f, 2);
    assertEquals(sb.toString(), "123.45");

    sb.setLength(0);
    Format.appendPercentage(sb, 123.456f, 3);
    assertEquals(sb.toString(), "123.456");

    sb.setLength(0);
    Format.appendPercentage(sb, 123.456f, 4);
    assertEquals(sb.toString(), "123.4560");
  }
}