Example #1
0
END_TEST


START_TEST (test_util_isInf)
{
  fail_unless( util_isInf( util_PosInf()  ) ==  1 );
  fail_unless( util_isInf( util_NegInf()  ) == -1 );
  fail_unless( util_isInf( util_NaN()     ) ==  0 );
  fail_unless( util_isInf( util_NegZero() ) ==  0 );

  fail_unless( util_isInf(0.0) == 0 );
  fail_unless( util_isInf(1.2) == 0 );
}
Example #2
0
END_TEST


START_TEST (test_util_NegInf)
{
  double d = util_NegInf();


  if ( util_isFinite(d) || util_isNaN(d) || d >= 0)
  {
    fail("util_NegInf() did not return -Inf.");
  }
}
END_TEST


START_TEST (test_FormulaFormatter_formatReal)
{
  StringBuffer_t *sb = StringBuffer_create(42);
  char           *s  = StringBuffer_getBuffer(sb);
  ASTNode_t      *n  = ASTNode_create();


  /** 1.2 **/
  ASTNode_setReal(n, 1.2);
  FormulaFormatter_formatReal(sb, n);

  fail_unless( !strcmp(s, "1.2"), NULL );
  StringBuffer_reset(sb);


  /** 1e-100 **/
  ASTNode_setRealWithExponent(n, 1, -100);
  FormulaFormatter_formatReal(sb, n);

  fail_unless( !strcmp(s, "1.000000e-100"), NULL );
  StringBuffer_reset(sb);



  /** NaN **/
  ASTNode_setReal(n, util_NaN());
  FormulaFormatter_formatReal(sb, n);

  fail_unless( !strcmp(s, "NaN"), NULL );
  StringBuffer_reset(sb);

  /** Inf **/
  ASTNode_setReal(n, util_PosInf());
  FormulaFormatter_formatReal(sb, n);

  fail_unless( !strcmp(s, "INF"), NULL );
  StringBuffer_reset(sb);


  /** -Inf **/
  ASTNode_setReal(n, util_NegInf());
  FormulaFormatter_formatReal(sb, n);

  fail_unless( !strcmp(s, "-INF"), NULL );
  StringBuffer_reset(sb);


  /** -0 **/
  ASTNode_setReal(n, util_NegZero());
  FormulaFormatter_formatReal(sb, n);

  fail_unless( !strcmp(s, "-0"), NULL );
  StringBuffer_reset(sb);


  StringBuffer_free(sb);
  ASTNode_free(n);
}