Package org.apache.pig.data

Examples of org.apache.pig.data.DataAtom.strval()

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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          SIGNUM.exec(tup, output);
          double expected = Math.signum(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testSIN() throws Exception{
       EvalFunc<DataAtom> SIN = new SIN();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          SIN.exec(tup, output);
          double expected = Math.sin(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testSINH() throws Exception{
       EvalFunc<DataAtom> SINH = new SINH();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          SINH.exec(tup, output);
          double expected = Math.sinh(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testSQRT() throws Exception{
       EvalFunc<DataAtom> SQRT = new SQRT();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          SQRT.exec(tup, output);
          double expected = Math.sqrt(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testTAN() throws Exception{
       EvalFunc<DataAtom> TAN = new TAN();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          TAN.exec(tup, output);
          double expected = Math.tan(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testTANH() throws Exception{
       EvalFunc<DataAtom> TANH = new TANH();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          TANH.exec(tup, output);
          double expected = Math.tanh(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testtoDegree() throws Exception{
       EvalFunc<DataAtom> toDegrees = new toDegrees();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          toDegrees.exec(tup, output);
          double expected = Math.toDegrees(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testtoRadians() throws Exception{
       EvalFunc<DataAtom> toRadians = new toRadians();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          toRadians.exec(tup, output);
          double expected = Math.toRadians(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
   public void testULP() throws Exception{
       EvalFunc<DataAtom> ULP = new ULP();
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          Tuple tup = new Tuple(1);
          tup.setField(0, 0.5);
          DataAtom output = new DataAtom();
          ULP.exec(tup, output);
          double expected = Math.ulp(0.5);
          double actual = (new Double(output.strval())).doubleValue();
          assertEquals(actual, expected, delta);
   }
  
}
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    try {
      for (Tuple t : tuples) {
        DataAtom atom = new DataAtom();
        eval.exec(t, atom);
        System.out.println("Converted: " + t + " to (" + atom + ")");
        res.add(atom.strval());
      }
    } catch (IOException e) {
      e.printStackTrace();
      System.exit(1);
    }
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