public void GetSystemSolution_2()
{
// Log file path
string logfilepath = "../../Test_Data/TinyMathTest/MathHelperTest/log.txt";
MathHelper mHelper = new MathHelper(logfilepath);
// Predefined count of linear equation in the system
int LinearEquationCount = 2;
// Predefined count of unknown members in the system
int UnknownCount = 2;
// Input strings
string str_1 = "-6.78x+0.69y+5z=8";
string str_2 = "-78x-12.69y+z=-28.56";
// List with strings
List<string> strList = new List<string>();
strList.Add(str_1);
strList.Add(str_2);
// Actual value
string actualResult =
mHelper.TrySolveLinearEquationSystem(LinearEquationCount,
UnknownCount, strList);
// Expected value
string expectedResult = "Wrong input system. "
+ "Check the input data for pattern matching "
+ "(look at the example).";
// Asserts
Assert.AreEqual(expectedResult, actualResult);
}
public void GetSystemSolution_4()
{
// Log file path
string logfilepath = "../../Test_Data/TinyMathTest/MathHelperTest/log.txt";
MathHelper mHelper = new MathHelper(logfilepath);
// Predefined count of linear equation in the system
int LinearEquationCount = 3;
// Predefined count of unknown members in the system
int UnknownCount = 3;
// Input strings
string str_1 = "-6x+9y+5z=8";
string str_2 = "-7x-12y+z=-28";
string str_3 = "5x+6y+z=-28";
// List with strings
List<string> strList = new List<string>();
strList.Add(str_1);
strList.Add(str_2);
strList.Add(str_3);
// Actual value
string actualResult =
mHelper.TrySolveLinearEquationSystem(LinearEquationCount,
UnknownCount, strList);
// Expected value
string expectedResult =
"x: -8,70588235294118 y: 5,80392156862745 z: -19,2941176470588 ";
// Asserts
Assert.AreEqual(expectedResult, actualResult);
}
// GetSolutionBtn click event handler
// Using TinyMath Library
protected void GetSolutionBtn_Click(object sender, EventArgs e)
{
// Log file path
string logfilepath = "MathHelper_log.txt";
MathHelper mHelper = new MathHelper(logfilepath);
// Input strings with linear equations
string[] stringSeparators = new string[] {"\r\n"};
string[] inputStrings = leSystem.Text.Split(stringSeparators,
StringSplitOptions.RemoveEmptyEntries);
// Try to solve the system
lesSolutionText.Text
= mHelper.TrySolveLinearEquationSystem(
Convert.ToInt32(EqutionsCount.Text),
Convert.ToInt32(UnknownCount.Text),
inputStrings.ToList<string>());
// If wrong input data
if (lesSolutionText.Text ==
"Wrong input system. Check the input"
+ " data for pattern matching "
+ "(look at the example).")
leSystem.BackColor = Color.FromArgb(0,255, 189, 189);
else
leSystem.BackColor = Color.FromArgb(160, 247, 247, 255);
// Seting up controlls
lesSolutionText.Visible = true;
}
