JExprTest.java

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package com.helger.jcodemodel;

import static org.junit.Assert.assertEquals;

import org.junit.Test;

import com.helger.jcodemodel.util.CodeModelTestsHelper;

/**
 * {@link JExpr} tests.
 */
public final class JExprTest
{
  /**
   * Tests double literal expression.
   */
  @Test
  public void testLitDouble () throws Exception
  {
    assertEquals (JAtomDouble.JAVA_LANG_DOUBLE_POSITIVE_INFINITY,
                  CodeModelTestsHelper.toString (JExpr.lit (Double.POSITIVE_INFINITY)));
    assertEquals (JAtomDouble.JAVA_LANG_DOUBLE_NEGATIVE_INFINITY,
                  CodeModelTestsHelper.toString (JExpr.lit (Double.NEGATIVE_INFINITY)));
    assertEquals (JAtomDouble.JAVA_LANG_DOUBLE_NAN, CodeModelTestsHelper.toString (JExpr.lit (Double.NaN)));
  }

  @Test
  public void testLitFloat () throws Exception
  {
    assertEquals (JAtomFloat.JAVA_LANG_FLOAT_POSITIVE_INFINITY,
                  CodeModelTestsHelper.toString (JExpr.lit (Float.POSITIVE_INFINITY)));
    assertEquals (JAtomFloat.JAVA_LANG_FLOAT_NEGATIVE_INFINITY,
                  CodeModelTestsHelper.toString (JExpr.lit (Float.NEGATIVE_INFINITY)));
    assertEquals (JAtomFloat.JAVA_LANG_FLOAT_NAN, CodeModelTestsHelper.toString (JExpr.lit (Float.NaN)));
  }

  @Test
  public void testLitIntAndLong () throws Exception
  {
    assertEquals ("5", CodeModelTestsHelper.toString (JExpr.lit (5)));
    assertEquals ("5L", CodeModelTestsHelper.toString (JExpr.lit (5l)));
    assertEquals ("5L", CodeModelTestsHelper.toString (JExpr.lit ((long) 5)));
  }
}