functest Class Reference

Test the func.h and funcstate.h classes. More...

#include <functest.h>

List of all members.

Static Public Member Functions
static void	test01 ()
	Explicitly defining a class within a function scope and using it.
static void	test02 ()
	Defining a 2D function.
static void	test03 ()
	Defining a function with one argument and instantiating it with template types on the input and output.
static void	test04 ()
	Defining a function with two arguments and instantiating it with template types on the input and output.
static void	test05 ()
	Defining a 1D function and using it in the same scope.
static void	test06 ()
	Defining a 2D function and using it in the same scope.
static void	test07 ()
	funcstate function test.
static void	test08 ()

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Detailed Description

Test the func.h and funcstate.h classes.

Definition at line 7 of file functest.h.

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Member Function Documentation

void functest::test01

(

)

[static]

Explicitly defining a class within a function scope and using it.

Definition at line 10 of file functest.cpp.

References SHOW.

Referenced by main().

{
  cout << "Creating a class within a function is legal" << endl;
  cout << "This may be used to eliminate the global name." << endl;
  cout << "Testing with points" << endl;

  pt2 p0(1.0,2.0);
  pt2 p1(3.5,6.0);

  class fred
  {
  public:

    pt2 p0;
    pt2 p1;

    pt2 operator()(double t)
      { return p0 + (p1-p0)*t; }
  };

  fred f;
  f.p0 = pt2(1.0,2.0);
  f.p1 = pt2(3.5,6.0);

  cout << SHOW( f(1.0) ) << endl;

}

void functest::test02

(

)

[static]

Defining a 2D function.

Definition at line 38 of file functest.cpp.

References funcA1V2, and SHOW.

Referenced by main().

{
  funcA1V2(finterp,v0+(v1-v0)*x,x,pt2,double) f(pt2(1.0,2.0),pt2(3.5,6.0));

  cout << SHOW( f(1.0) ) << endl;
  pt2 y;
  f(y,1.0);
  cout << SHOW(y) << endl;
}

void functest::test03

(

)

[static]

Defining a function with one argument and instantiating it with template types on the input and output.

Definition at line 50 of file functest.cpp.

References SHOW.

Referenced by main().

{
  cout << "Test templated function with one argument." << endl;
  cubic2<double,double> f;
  cout << SHOW( f(5.0) ) << endl;
  double y;
  cubic2<double,double>()(y,1.0);
  cout << SHOW(y) << endl;
}

void functest::test04

(

)

[static]

Defining a function with two arguments and instantiating it with template types on the input and output.

Definition at line 61 of file functest.cpp.

References SHOW.

Referenced by main().

{
  cout << "Test templated function with two arguments." << endl;

  tri1<double,double> f;
  cout << SHOW( f(0.2,0.3) ) << endl;
}

void functest::test05

(

)

[static]

Defining a 1D function and using it in the same scope.

Definition at line 69 of file functest.cpp.

References funcA1, and SHOW.

Referenced by main().

{
  funcA1(hat,x*x+1.0,x,double,double);
  hat f;
  cout << SHOW(f(0.5)) << endl;
}

void functest::test06

(

)

[static]

Defining a 2D function and using it in the same scope.

Definition at line 76 of file functest.cpp.

References funcA2, and SHOW.

Referenced by main().

{
  funcA2(cat,u*u+v*v+u*v,u,v,double,double);
  cout << SHOW( cat()(.2,.3) ) << endl;
}

void functest::test07

(

)

[static]

funcstate function test.

Definition at line 82 of file functest.cpp.

References SHOW.

Referenced by main().

{
  class f1 : public funcstate< double >
  {
  public:

    f1() : funcstate<double>(2,true) {}

    doublec operator()()
    {
      double v0 = (xi[0]*xi[0]+xi[1]-11.0);
      double v1 = (xi[1]*xi[1]+xi[0]-7.0);
      xi[2] = v0*v0 + v1*v1;
      return xi[2];
    }
  };

  f1 f;
  f.xi[0]=1.0;
  f.xi[1]=0.0;
  f();
  double y=f.xi[2];
  cout << SHOW(y) << endl;
}

void functest::test08

(

)

[static]

Definition at line 107 of file functest.cpp.

References funcstate< X >::dim, funchistory< X >::pop(), printvecfunc(), funchistory< X >::push(), and funcstate< X >::xi.

Referenced by main().

{
  prob_f002 f;

  funchistory<double> fh(f);

  f.xi[0]=1.0;
  f.xi[1]=0.0;
  f();
  cout << printvecfunc(f.xi,f.dim+1) << endl;
  fh.push();
  f.xi[1]=1.0;
  f();
  cout << printvecfunc(f.xi,f.dim+1) << endl;
  fh.push();
  f.xi[0]=3.0;
  f.xi[1]=3.0;
  f();

  //cout << SHOW(f.dim) << endl;

  cout << printvecfunc(f.xi,f.dim+1) << endl;

  cout << "Restoring the previous value" << endl;
  fh.pop();
  cout << printvecfunc(f.xi,f.dim+1) << endl;

/*
  double* t = new double[2];
  t[0]=.2;
  t[1]=.3;
  fh.fs.set_position(t);
*/

}

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The documentation for this class was generated from the following files:

• mathlib/functest.h
• mathlib/functest.cpp