public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Verify the angle of arctan(x,y) when the point in forward direction of X axis...");
try
{
float x = TestLibrary.Generator.GetSingle(-55);
while (x <= 0)
{
x = TestLibrary.Generator.GetSingle(-55);
}
float y = 0;
float angle = MathF.Atan2(y, x);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, 0.0f))
{
TestLibrary.TestFramework.LogError("005", "The angle should be zero,actual: " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest5()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest5: Verify the angle of arctan(x,y) when the point in negative direction of Y axis...");
try
{
float x = 0;
float y = TestLibrary.Generator.GetSingle(-55);
while (y >= 0)
{
y = -TestLibrary.Generator.GetSingle(-55);
}
float angle = MathF.Atan2(y, x);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, -MathF.PI / 2))
{
TestLibrary.TestFramework.LogError("009", "The angle should be -pi/2, actual: " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("010", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest2: Verify the evenness of cosh function [cosh(x)=cosh(-x)]");
try
{
float variable = TestLibrary.Generator.GetSingle(-55);
float value1 = MathF.Cosh(variable);
float value2 = MathF.Cosh(-variable);
if (!MathFTestLib.SingleIsWithinEpsilon(value1, value2))
{
TestLibrary.TestFramework.LogError("003", "The parity of cosh should be even function!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest4()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest4: Verify the value of atn(inf+1)=atn(inf)");
try
{
float angle = MathF.Atan(float.PositiveInfinity + 1);
float baseline = MathF.Atan(float.PositiveInfinity);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, baseline))
{
TestLibrary.TestFramework.LogError("007", "Expected: " + baseline.ToString() + ", actual: " +
angle.ToString() + " diff>epsilon= " + MathFTestLib.Epsilon.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("008", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest1: Verify the monotonicity of ln(f)...");
try
{
float var1 = 100.1f * TestLibrary.Generator.GetSingle(-55);
float var2 = 100.1f * TestLibrary.Generator.GetSingle(-55);
if (var1 < var2)
{
if (MathF.Log(var1) >= MathF.Log(var2))
{
TestLibrary.TestFramework.LogError("001", "The value of ln(var1)=" + MathF.Log(var1).ToString() +
" should be less than ln(var2)=" + MathF.Log(var2).ToString());
retVal = false;
}
}
else if (var1 > var2)
{
if (MathF.Log(var1) <= MathF.Log(var2))
{
TestLibrary.TestFramework.LogError("002", "The value of ln(var1)=" + MathF.Log(var1).ToString() +
" should be larger than ln(var2)=" + MathF.Log(var2).ToString());
retVal = false;
}
}
else
{
if (!MathFTestLib.SingleIsWithinEpsilon(MathF.Log(var1), MathF.Log(var2)))
{
TestLibrary.TestFramework.LogError("003", "The value of ln(var1)=" + MathF.Log(var1).ToString() +
" should be equal to ln(var2)=" + MathF.Log(var2).ToString());
retVal = false;
}
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest4()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest4: Calculate the tangent of 45 degrees");
try
{
float sourceA = 45.0f;
float desA = MathF.Tan(sourceA * (MathF.PI / 180));
if (!MathFTestLib.SingleIsWithinEpsilon(desA, 1.0f))
{
TestLibrary.TestFramework.LogError("007", "Expected: 1.0, actual: " + desA.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("008", "Unexpected exception" + e);
retVal = false;
}
return(retVal);
}
public bool PosTest7()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest7: tanh(+inf) = 1");
try
{
float sourceA = float.PositiveInfinity;
float desA = MathF.Tanh(sourceA);
if (!MathFTestLib.SingleIsWithinEpsilon(desA, 1))
{
TestLibrary.TestFramework.LogError("013", "Expected 1, actual: " + desA.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("014", "Unexpected exception" + e);
retVal = false;
}
return(retVal);
}
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest1: Caculate the tangent of 0 degrees");
try
{
float sourceA = (float)0;
float desA = MathF.Tan(sourceA);
if (!MathFTestLib.SingleIsWithinEpsilon(desA, (float)0))
{
TestLibrary.TestFramework.LogError("001", "Expected: 0, actual: " + desA.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception" + e);
retVal = false;
}
return(retVal);
}
public bool PosTest7()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest7: Verify the value of ln(e)...");
try
{
float var = MathF.E;
if (!MathFTestLib.SingleIsWithinEpsilon(MathF.Log(var), 1))
{
TestLibrary.TestFramework.LogError("015", "The value should be equal to 1, is " + MathF.Log(var).ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("016", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Calculate the tanh of 180 degrees");
try
{
float sourceA = 180;
float desA = MathF.Tan(sourceA * (MathF.PI / 180));
if (!MathFTestLib.SingleIsWithinEpsilon(desA, -0.0f))
{
TestLibrary.TestFramework.LogError("005", "Expected: -0.0, actual: " + desA.ToString() + "; diff > epsilon = " +
MathFTestLib.Epsilon.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception" + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Verify the value of Arccos(1) is 0...");
try
{
float angle = MathF.Acos(1);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, 0))
{
TestLibrary.TestFramework.LogError("005", "Expected 1, got " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest7()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest7: Verify the value of Arccos(-MathF.Sqrt(3)/2) is 5*MathF.PI/6...");
try
{
float angle = MathF.Acos(-MathF.Sqrt(3) / 2);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, 2.61799388f))
{
TestLibrary.TestFramework.LogError("013", "Expected: 2.61799388, actual: " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("014", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest5()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest5: Verify the value of Arccos(-0.5) is 2*MathF.PI/3...");
try
{
float angle = MathF.Acos(-0.5f);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, 2.09439510f))
{
TestLibrary.TestFramework.LogError("009", "Expected: 2.09439510, actual: " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("010", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest4()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest4: Verify the value of Arccos(0.5) is MathF.PI/3...");
try
{
float angle = MathF.Acos(0.5f);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, 1.04719755f))
{
TestLibrary.TestFramework.LogError("007", "Expected 1.04719755, got " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("008", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Verify the result when radian is -MathF.PI/2.");
try
{
float f = MathF.Sinh(-MathF.PI / 2);
if (!MathFTestLib.SingleIsWithinEpsilon(f, -2.30129890f))
{
TestLibrary.TestFramework.LogError("P03.1", "The result is error when radian is -MathF.PI/2!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("P03.2", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest4()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest4: Verify the result when radian is MathF.PI/6.");
try
{
float f = MathF.Sinh(MathF.PI / 6);
if (!MathFTestLib.SingleIsWithinEpsilon(f, 0.547853474f))
{
TestLibrary.TestFramework.LogError("P04.1", "The result is error when radian is MathF.PI/6!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("P04.2", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Verify the value of ln(1) is 0...");
try
{
float var = 1;
if (!MathFTestLib.SingleIsWithinEpsilon(MathF.Log(var), 0))
{
TestLibrary.TestFramework.LogError("007", "The value of ln(1) should be zero, is " + MathF.Log(var).ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("008", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest2: Verify the value of arctan(PositiveInfinity) is MathF.PI/2...");
try
{
float angle = MathF.Atan(float.PositiveInfinity);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, MathF.PI / 2))
{
TestLibrary.TestFramework.LogError("003", "Expected: pi/2, actual: " +
angle.ToString() + " diff>epsilon= " + MathFTestLib.Epsilon.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Verify the value of arctan(0) is zero...");
try
{
float angle = MathF.Atan(0);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, 0))
{
TestLibrary.TestFramework.LogError("005", "Expected: 0, actual: " +
angle.ToString() + " diff>epsilon= " + MathFTestLib.Epsilon.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest1: Verify the value of Arccos(-1) is MathF.PI...");
try
{
float angle = MathF.Acos(-1);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, MathF.PI))
{
TestLibrary.TestFramework.LogError("001", "Expected MathF.Acos(-1) = " + MathF.PI.ToString() + ", received " +
angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest5()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest5: Verify atn(-inf -1)=atn(-inf)");
try
{
float angle = MathF.Atan(float.NegativeInfinity - 1);
float baseline = MathF.Atan(float.NegativeInfinity);
if (!MathFTestLib.SingleIsWithinEpsilon(angle, baseline))
{
TestLibrary.TestFramework.LogError("009", "Expected " + baseline.ToString() + ", actual: " + angle.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("010", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Verify the value of cosh(0) = 1...");
try
{
float zero = 0;
float value = MathF.Cosh(zero);
if (!MathFTestLib.SingleIsWithinEpsilon(value, 1))
{
TestLibrary.TestFramework.LogError("005", "The value of cosh(0) should be 1, actual: " + value.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
