/**
 * @test
 * @bug 4428022 4511638 6575880 4191279
 * @summary Float/Double.toString should not output trailing zeros
 */
public class FloatDoubleTrailingZeros {
  public static void main(String[] args) throws Exception {
    String s;

    // Test Float.toString
    s = Float.toString(0.001f);
    if (!s.equals("0.001")) {
      System.out.println ("Float.toString(0.001f) = " + s);
      throw new Exception("Float.toString(\"0.001\") != \"0.001\"");
    }

    s = Float.toString(1.001f);
    if (!s.equals("1.001")) {
      System.out.println ("Float.toString(1.001f) = " + s);
      throw new Exception("Float.toString(\"1.001\") != \"1.001\"");
    }

    s = Float.toString(123.123f);
    if (!s.equals("123.123")) {
      System.out.println("Float.toString(123.123) = " + s);
      throw new Exception("Float.toString(\"123.123\" != \"123.123\"");
    }

    s = Float.toString(0.1f);
    if (!s.equals("0.1")) {
      System.out.println ("Float.toString(0.1f) = " + s);
      throw new Exception("Float.toString(\"0.1\") != \"0.1\"");
    }

    s = Float.toString(0.01f);
    if (!s.equals("0.01")) {
      System.out.println ("Float.toString(0.01f) = " + s);
      throw new Exception("Float.toString(\"0.01\") != \"0.01\"");
    }

    s = Float.toString(0.0001f);
    if (!s.equals("1.0E-4")) {
      System.out.println ("Float.toString(0.0001f) = " + s);
      throw new Exception("Float.toString(\"0.0001\") != \"1.0E-4\"");
    }

    // Test Double.toString
    s = Double.toString(0.001);
    if (!s.equals("0.001")) {
      System.out.println ("Double.toString(0.001) = " + s);
      throw new Exception("Double.toString(\"0.001\") != \"0.001\"");
    }

    s = Double.toString(1.001);
    if (!s.equals("1.001")) {
      System.out.println ("Double.toString(1.001) = " + s);
      throw new Exception("Double.toString(\"1.001\") != \"1.001\"");
    }

    s = Double.toString(123.123);
    if (!s.equals("123.123")) {
      System.out.println("Double.toString(123.123) = " + s);
      throw new Exception("Double.toString(\"123.123\" != \"123.123\"");
    }

    s = Double.toString(0.1);
    if (!s.equals("0.1")) {
      System.out.println ("Double.toString(0.1) = " + s);
      throw new Exception("Double.toString(\"0.1\") != \"0.1\"");
    }

    s = Double.toString(0.01);
    if (!s.equals("0.01")) {
      System.out.println ("Double.toString(0.01) = " + s);
      throw new Exception("Double.toString(\"0.01\") != \"0.01\"");
    }

    s = Double.toString(0.0001);
    if (!s.equals("1.0E-4")) {
      System.out.println ("Double.toString(0.0001) = " + s);
      throw new Exception("Double.toString(\"0.0001\") != \"1.0E-4\"");
    }
  }
}