cxa5a07.a

来自「用于进行gcc测试」· A 代码 · 共 414 行 · 第 1/2 页

      if GEF.Arctan(Y => 0.0)                     /= 0.0 or -- Default X value
          EF.Arctan(Y => 0.0, X => FXA5A00.Large) /= 0.0 or
--pwb-math: Next line: changed 2.0*Pi to 360.0
         GEF.Arctan(0.0, 360.0)                  /= 0.0 or
          EF.Arctan(0.0, FXA5A00.Small)           /= 0.0
      then 
         Report.Failed("Incorrect results from the Arctan function when " &
                       "provided a Y parameter value of 0.0 and various " &
                       "positive X parameter values");
      end if;


      -- Check that the Arctan function provides correct results when provided
      -- a variety of Y parameter values.  

      if not FXA5A00.Result_Within_Range(EF.Arctan(Pi),    1.26,  0.01)  or
         not FXA5A00.Result_Within_Range(EF.Arctan(-Pi),  -1.26,  0.01)  or
         not FXA5A00.Result_Within_Range(GEF.Arctan(1.0),  0.785, 0.001) or
         not FXA5A00.Result_Within_Range(EF.Arctan(-1.0), -0.785, 0.001) or
         not FXA5A00.Result_Within_Range(GEF.Arctan(0.25), 0.245, 0.001) or
         not FXA5A00.Result_Within_Range(EF.Arctan(0.92),  0.744, 0.001) 
      then
         Report.Failed("Incorrect results from the Arctan function when " &
                       "provided a variety of Y parameter values");
      end if;



      -- Check the results of the Arctan function with specified cycle
      -- parameter.

      -- Check that the Arctan function with specified Cycle parameter 
      -- raises Argument_Error when the value of the Cycle parameter is zero
      -- or negative.

      begin
         Float_Result := EF.Arctan(Y => Pi, Cycle => 0.0);  -- Default X value
         Report.Failed("Argument_Error not raised by the Arctan function " &
                       "with default X parameter value, when the Cycle "   &
                       "parameter is 0.0");
         Dont_Optimize_Float(Float_Result, 10);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others         =>
            Report.Failed("Incorrect exception raised by the Arctan "      &
                          "function with default X parameter value, when " &
                          "provided a 0.0 cycle parameter value");
      end;

      begin
         New_Float_Result := GEF.Arctan(Y => Pi, X => 1.0, Cycle => 0.0);
         Report.Failed("Argument_Error not raised by the Arctan function " &
                       "when the Cycle parameter is 0.0");
         Dont_Optimize_New_Float(New_Float_Result, 11);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others         =>
            Report.Failed("Incorrect exception raised by the Arctan "     &
                          "function when provided a 0.0 cycle parameter " &
                          "value");
      end;

      begin
         Float_Result := EF.Arctan(Y => Pi, Cycle => -360.0); 
         Report.Failed("Argument_Error not raised by the Arctan function " &
                       "with a default X parameter value, when the Cycle " &
                       "parameter is -360.0");
         Dont_Optimize_Float(Float_Result, 12);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others         =>
            Report.Failed("Incorrect exception raised by the Arctan "        &
                          "function with a default X parameter value, when " & 
                          "provided a -360.0 cycle parameter value");
      end;

      begin
         New_Float_Result := GEF.Arctan(Y => Pi, X => 1.0, Cycle => -Pi);
         Report.Failed("Argument_Error not raised by the Arctan function " &
                       "when the Cycle parameter is -Pi");
         Dont_Optimize_New_Float(New_Float_Result, 13);
      exception
         when Argument_Error => null;  -- OK, expected exception.
         when others         =>
            Report.Failed("Incorrect exception raised by the Arctan "     &
                          "function when provided a -Pi cycle parameter " &
                          "value");
      end;


      -- Check that no exception is raised by the Arctan function with 
      -- specified Cycle parameter, when provided large and small positive
      -- or negative parameter values for both Y and X input parameters. 

      begin
         Float_Result := EF.Arctan(Y     => -FXA5A00.Large, 
                                   X     => -FXA5A00.Large,
--pwb-math: Next line: changed 2.0*Pi to 360.0
                                   Cycle => 360.0);
         Dont_Optimize_Float(Float_Result, 14);
      exception
         when others =>  
            Report.Failed("Exception raised when the Arctan function with " &
                          "specified Cycle parameter, when provided large " & 
                          "negative X and Y parameter values");
      end;


      begin
         New_Float_Result := GEF.Arctan(New_Float(FXA5A00.Large), 
                                        X     => New_Float(-FXA5A00.Small),
--pwb-math: Next line: changed 2.0*Pi to 360.0
                                        Cycle => 360.0);
         Dont_Optimize_New_Float(New_Float_Result, 15);
      exception
         when others => 
            Report.Failed("Exception raised when the Arctan function with "  &
                          "specified Cycle parameter, when provided large "  & 
                          "positive Y parameter value and a small negative " &
                          "X parameter value");
      end;


      begin
         Float_Result := EF.Arctan(Y     => -FXA5A00.Small, 
                                   X     => -FXA5A00.Large,
--pwb-math: Next line: changed 2.0*Pi to 360.0
                                   Cycle => 360.0);
         Dont_Optimize_Float(Float_Result, 16);
      exception
         when others => 
            Report.Failed("Exception raised when the Arctan function with "  &
                          "specified Cycle parameter, when provided large "  & 
                          "negative Y parameter value and a large negative " &
                          "X parameter value");
      end;

      begin
         New_Float_Result := GEF.Arctan(New_Float(FXA5A00.Small), 
                                        New_Float(FXA5A00.Large), 
--pwb-math: Next line: changed 2.0*Pi to 360.0
                                        360.0);
         Dont_Optimize_New_Float(New_Float_Result, 17);
      exception
         when others => 
            Report.Failed("Exception raised when the Arctan function with " &
                          "specified Cycle parameter, when provided a "     & 
                          "small negative Y parameter value and a large "   &
                          "positive X parameter value");
      end;


      -- Check that the Arctan function with specified Cycle parameter 
      -- provides correct results when provided a variety of Y parameter
      -- input values.

--pwb-math      if not FXA5A00.Result_Within_Range(EF.Arctan(Pi,    Cycle => 2.0*Pi),
--pwb-math                                         1.26, 
--pwb-math                                         0.01)                            or
--pwb-math         not FXA5A00.Result_Within_Range(EF.Arctan(-Pi,   Cycle => 2.0*Pi),
--pwb-math                                         -1.26,
--pwb-math                                         0.01)                            or
--pwb-math         not FXA5A00.Result_Within_Range(GEF.Arctan(1.0,  Cycle => 2.0*Pi),
--pwb-math                                         0.785,
--pwb-math                                         0.001)                           or
--pwb-math         not FXA5A00.Result_Within_Range(EF.Arctan(-1.0,  Cycle => 2.0*Pi),
--pwb-math                                         -0.785, 
--pwb-math                                         0.001)                           or
--pwb-math         not FXA5A00.Result_Within_Range(GEF.Arctan(0.16, Cycle => 2.0*Pi),
--pwb-math                                         0.159,
--pwb-math                                         0.001)                           or
--pwb-math         not FXA5A00.Result_Within_Range(EF.Arctan(1.0,   Cycle => 360.0),
--pwb-math                                         45.0,
--pwb-math                                         0.1)                             or
--pwb-math         not FXA5A00.Result_Within_Range(GEF.Arctan(1.0,  Cycle => 100.0),
--pwb-math                                         12.5,
--pwb-math                                         0.1) 

--pwb-math  Next 12 lines are replacements for 21 commented lines above
      if not FXA5A00.Result_Within_Range(GEF.Arctan(1.0,  Cycle => 2.0*180.0),
                                         45.0,
                                         0.001)                           or
         not FXA5A00.Result_Within_Range(EF.Arctan(-1.0,  Cycle => 2.0*180.0),
                                         -45.0, 
                                         0.001)                           or
         not FXA5A00.Result_Within_Range(EF.Arctan(1.0,   Cycle => 360.0),
                                         45.0,
                                         0.1)                             or
         not FXA5A00.Result_Within_Range(GEF.Arctan(1.0,  Cycle => 100.0),
                                         12.5,
                                         0.1) 
      then
         Report.Failed("Incorrect results from the Arctan function with "   &
                       "specified Cycle parameter when provided a variety " &
                       "of Y parameter values");
      end if;


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

   Report.Result;

end CXA5A07;