cxa5a03.a

来自「用于进行gcc测试」· A 代码 · 共 427 行 · 第 1/2 页

         when others =>
           Report.Failed("Unexpected exception on GEF.Tan with large " &
                         "positive value");
      end;

      begin 
         The_Result := EF.Tan (FXA5A00.Minus_Large, Cycle => 360.0);
         Dont_Optimize_Float(The_Result, 9);
      exception
         when others =>
           Report.Failed("Unexpected exception on EF.Tan with large " &
                         "negative value");
      end;


      -- Check prescribed result from Tan function with Cycle parameter.  

      if GEF.Tan(0.0, 360.0)          /= 0.0 or
          EF.Tan(0.0, Cycle => 360.0) /= 0.0 
      then
         Report.Failed("Incorrect result from Tan function with cycle " &
                       "parameter, using a zero value input parameter");
      end if;


      -- Check the Tan function, with specified Cycle parameter, with a 
      -- variety of input parameters.

      if not Result_Within_Range(GEF.Tan(30.0,  360.0),  0.577, 0.001) or 
         not Result_Within_Range( EF.Tan(57.0,  360.0),  1.540, 0.001) or 
         not Result_Within_Range(GEF.Tan(115.0, 360.0), -2.145, 0.001) or 
         not Result_Within_Range( EF.Tan(299.0, 360.0), -1.804, 0.001) or 
         not Result_Within_Range(GEF.Tan(390.0, 360.0),  0.577, 0.001) or 
         not Result_Within_Range( EF.Tan(520.0, 360.0), -0.364, 0.001)
      then
         Report.Failed("Incorrect result from the Tan function with "   &
                       "cycle parameter, with various input parameter " &
                       "values");
      end if;

      

      -- Testing of Tanh Function, both instantiated and pre-instantiated
      -- version.

      -- Check that no exception occurs on computing the Tan with very
      -- large (positive and negative) input values.

      begin 
         New_Float_Result := GEF.Tanh (New_Float(FXA5A00.Large));
         Dont_Optimize_New_Float(New_Float_Result, 10);
      exception
         when others =>
           Report.Failed("Unexpected exception on GEF.Tanh with large " &
                         "positive value");
      end;

      begin 
         The_Result := EF.Tanh (FXA5A00.Minus_Large);
         Dont_Optimize_Float(The_Result, 11);
      exception
         when others =>
           Report.Failed("Unexpected exception on EF.Tanh with large " &
                         "negative value");
      end;


      -- Check for prescribed result of Tanh with zero value input parameter.   

      if GEF.Tanh (0.0) /= 0.0 or
          EF.Tanh (0.0) /= 0.0
      then 
         Report.Failed("Incorrect result from Tanh with zero parameter");
      end if;


      -- Check the results of the Tanh function with various input 
      -- parameters.

      if not (FXA5A00.Result_Within_Range(GEF.Tanh(2.99),   0.995, 0.001)  and
              FXA5A00.Result_Within_Range(GEF.Tanh(0.130),  0.129, 0.001)  and
              FXA5A00.Result_Within_Range( EF.Tanh(Pi),     0.996, 0.001)  and
              FXA5A00.Result_Within_Range( EF.Tanh(-Pi),   -0.996, 0.001)  and
              FXA5A00.Result_Within_Range(GEF.Tanh(0.60),   0.537, 0.001)  and
              FXA5A00.Result_Within_Range( EF.Tanh(1.04),   0.778, 0.001)  and
              FXA5A00.Result_Within_Range(GEF.Tanh(1.55),   0.914, 0.001)  and
              FXA5A00.Result_Within_Range( EF.Tanh(-2.14), -0.973, 0.001))
      then
         Report.Failed("Incorrect result from Tanh function with various " &
                       "input parameters");
      end if;

 

      -- Testing of Arctanh Function, both instantiated and pre-instantiated
      -- version.

      -- Check that Constraint_Error is raised by the Arctanh function
      -- when the absolute value of the parameter X is one.

      if New_Float'Machine_Overflows = True then
         begin
            New_Float_Result := GEF.Arctanh(X =>  1.0);
            Report.Failed("Constraint_Error not raised by Function Arctanh " &
                          "when provided a parameter value of 1.0");
            Dont_Optimize_New_Float(New_Float_Result, 12);
         exception
            when Constraint_Error => null;  -- OK, expected exception.
            when others           =>
               Report.Failed("Unexpected exception raised by Function Arctanh "
                             & "when provided a parameter value of 1.0");
         end;
      end if;

      if Float'Machine_Overflows = True then
         begin
            The_Result := EF.Arctanh(-1.0);
            Report.Failed("Constraint_Error not raised by Function Arctanh " &
                          "when provided a parameter value of -1.0");
            Dont_Optimize_Float(The_Result, 13);
         exception
            when Constraint_Error => null;  -- OK, expected exception.
            when others           =>
               Report.Failed("Unexpected exception raised by Function Arctanh "
                             & "when provided a parameter value of -1.0");
         end;
      end if;

      -- Check that Function Arctanh raises Argument_Error when the absolute
      -- value of the parameter X exceeds one.

      begin
         New_Float_Result := GEF.Arctanh(New_Float(FXA5A00.One_Plus_Delta));
         Report.Failed("Argument_Error not raised by Function Arctanh " &
                       "when provided a parameter value greater than 1.0");
         Dont_Optimize_New_Float(New_Float_Result, 14);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others           =>
            Report.Failed("Unexpected exception raised by Function Arctanh " &
                          "when provided a parameter value greater than 1.0");
      end;

 
      begin
         The_Result := EF.Arctanh(FXA5A00.Minus_One_Minus_Delta);
         Report.Failed("Argument_Error not raised by Function Arctanh " &
                       "when provided a parameter value less than -1.0");
         Dont_Optimize_Float(The_Result, 15);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others           =>
            Report.Failed("Unexpected exception raised by Function Arctanh " &
                          "when provided a parameter value less than -1.0");
      end;


      begin
         New_Float_Result := GEF.Arctanh(New_Float(FXA5A00.Large));
         Report.Failed("Argument_Error not raised by Function Arctanh " &
                       "when provided a large positive parameter value");
         Dont_Optimize_New_Float(New_Float_Result, 16);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others           =>
            Report.Failed("Unexpected exception raised by Function Arctanh " &
                          "when provided a large positive parameter value");
      end;

 
      begin
         The_Result := EF.Arctanh(FXA5A00.Minus_Large);
         Report.Failed("Argument_Error not raised by Function Arctanh " &
                       "when provided a large negative parameter value");
         Dont_Optimize_Float(The_Result, 17);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others           =>
            Report.Failed("Unexpected exception raised by Function Arctanh " &
                          "when provided a large negative parameter value");
      end;


      -- Prescribed results for Function Arctanh with zero input value.

      if GEF.Arctanh(0.0) /= 0.0 or
          EF.Arctanh(0.0) /= 0.0
      then
         Report.Failed("Incorrect result from Function Arctanh with a " &
                       "parameter value of zero");
      end if;

 
      -- Check the results of the Arctanh function with various input 
      -- parameters.

      if not (Result_Within_Range(GEF.Arctanh(0.15), 0.151, 0.001)  and
              Result_Within_Range( EF.Arctanh(0.44), 0.472, 0.001)  and
              Result_Within_Range(GEF.Arctanh(0.81), 1.127, 0.001)  and
              Result_Within_Range( EF.Arctanh(0.99), 2.647, 0.001))
      then
         Report.Failed("Incorrect result from Arctanh function with " &
                       "various input parameters");
      end if;

   exception
      when others => Report.Failed ("Exception raised in Test_Block");
   end Test_Block;

   Report.Result;

end CXA5A03;