public void TestCreationOfValidRectangle(int x1, int y1, int x2, int y2, char mchar)
{
//create valid canvas
int width = 20;
int height = 4;
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
Canvas testCanvas = process.CreateCanvas(width, height);
createdCanvas = process.DrawRectangle(x1, y1, x2, y2, mchar, createdCanvas);
testCanvas = process.DrawLine(x1, y1, x2, y1, mchar, testCanvas);
testCanvas = process.DrawLine(x1, y1, x1, y2, mchar, testCanvas);
testCanvas = process.DrawLine(x2, y1, x2, y2, mchar, testCanvas);
testCanvas = process.DrawLine(x1, y2, x2, y2, mchar, testCanvas);
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
Assert.True(createdCanvas.CanvasBody[i, j] == testCanvas.CanvasBody[i, j]);
}
}
}
public void TestCreationOfValidCanvas(int width, int height)
{
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
Assert.NotNull(createdCanvas);
}
public void TestCreationOfInvalidCanvas(int width, int height)
{
CoreProcesses process = new CoreProcesses();
Exception ex = Assert.Throws <Exception>(
() => process.CreateCanvas(width, height)
);
if (width > 77)
{
Assert.Equal("MaxWidthExceededException", ex.Message);
}
else
{
Assert.Equal("InvalidCanvasWidthAndHeightException", ex.Message);
}
}
public void TestInvalidBucketFillDueToSize(int x, int y, char mchar)
{
//create valid canvas
int width = 20;
int height = 4;
Canvas canvasToTest = null;
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
//Test Scenario: x & y axis is greater than canvas size and some negative value
if (x > width || y > height)
{
Exception ex = Assert.Throws <IndexOutOfRangeException>(
() => canvasToTest = process.BucketFill(x, y, mchar, createdCanvas)
);
}
}
public void TestCreationOfInvalidRectangleDueToSize(int x1, int y1, int x2, int y2, char mchar)
{
//create valid canvas
int width = 20;
int height = 4;
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
//Test Scenario: x & y axis is greater than canvas size and some negative value
if (x1 > width || x2 > width || y1 > height || y2 > height)
{
Exception ex = Assert.Throws <IndexOutOfRangeException>(
() => createdCanvas = process.DrawRectangle(x1, y1, x2, y2, mchar, createdCanvas)
);
return;
}
}
public void TestValidBucketFill(int x, int y, char mchar)
{
//create valid canvas
int width = 20;
int height = 4;
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
createdCanvas = process.BucketFill(x, y, mchar, createdCanvas);
Assert.NotNull(createdCanvas);
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
Assert.True(createdCanvas.CanvasBody[i, j] != ' ');
}
}
}
public void TestDrawValidLine(int x1, int y1, int x2, int y2, char mchar)
{
//create valid canvas
int width = 20;
int height = 4;
Canvas canvasToTest = null;
char foundLiteral = ' ';
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
canvasToTest = process.DrawLine(x1, y1, x2, y2, mchar, createdCanvas);
for (int i = y1; i <= y2; i++)
{
for (int j = x1; j <= x2; j++)
{
foundLiteral = canvasToTest.CanvasBody[i, j];
Assert.True(foundLiteral == mchar);
}
}
}
public void TestInvalidCharInCanvas(int x1, int y1, int x2, int y2, char mchar)
{
//create valid canvas
int width = 20;
int height = 4;
char foundLiteral = ' ';
char invalidmchar = 'Y';
CoreProcesses process = new CoreProcesses();
Canvas createdCanvas = process.CreateCanvas(width, height);
createdCanvas = process.DrawLine(x1, y1, x2, y2, mchar, createdCanvas);
//Test incorrect character used to write line
for (int i = y1; i <= y2; i++)
{
for (int j = x1; j <= x2; j++)
{
foundLiteral = createdCanvas.CanvasBody[i, j];
Assert.False(foundLiteral == invalidmchar);
}
}
}