def test_draw_line_odd_height(self):
canvas = irwin.Canvas(10, 9, 0, 2, 0, 2)
canvas.draw_line(0, 0, 1, 1)
canvas.draw_line(2, 0, 1, 1)
canvas.draw_line(0.5, 0, 1, 1)
canvas.draw_line(1.5, 0, 1, 1)
canvas.draw_line(0, 0, 2, 2)
canvas.draw_line(0, 0, 0, 2)
canvas.draw_line(0, 2, 2, 2)
canvas.draw_line(2, 2, 2, 0)
canvas.draw_line(2, 0, 0, 0)
self.assertCanvas(
canvas.render(), '⡏⠉⠉⠉⠉⠉⠉⠉⢉⢿\n'
'⡇⠀⠀⠀⠀⠀⠀⢀⠎⢸\n'
'⡇⠀⠀⠀⠀⠀⢠⠊⠀⢸\n'
'⡇⠀⠀⠀⠀⢠⠃⠀⠀⢸\n'
'⡇⠀⠀⠀⣠⠃⠀⠀⠀⢸\n'
'⡇⠀⠀⡰⡏⡧⡀⠀⠀⢸\n'
'⡇⠀⡰⡹⠀⠸⡑⡄⠀⢸\n'
'⡇⡜⢠⠃⠀⠀⢣⠈⢆⢸\n'
'⣟⣀⣎⣀⣀⣀⣈⣆⣀⣻')
def test_plot(self):
canvas = irwin.Canvas(40, 20, 0, 2 * math.pi, -1, 1)
x = numpy.linspace(0, 2 * math.pi)
y = numpy.sin(x)
canvas.draw_lines(x, y)
self.assertCanvas(
canvas.render(), '⠀⠀⠀⠀⠀⠀⠀⢀⠔⠒⠒⠢⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⡔⠁⠀⠀⠀⠀⠘⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⡜⠀⠀⠀⠀⠀⠀⠀⠈⢢⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⡸⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⢠⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⢠⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢱⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⢸⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⢠⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⡜⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡜\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢣⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡸⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠁⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡎⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡜⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡰⠁⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⠃⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢄⠀⠀⠀⠀⠀⠀⠀⢠⠃⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢢⠀⠀⠀⠀⠀⢀⠎⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠣⣀⣀⣀⠔⠁⠀⠀⠀⠀⠀⠀⠀')
def test_draw_line(self):
canvas = irwin.Canvas(10, 10, 0, 2, 0, 2)
canvas.draw_line(0, 0, 1, 1)
canvas.draw_line(2, 0, 1, 1)
canvas.draw_line(0.5, 0, 1, 1)
canvas.draw_line(1.5, 0, 1, 1)
canvas.draw_line(0, 0, 2, 2)
canvas.draw_line(0, 0, 0, 2)
canvas.draw_line(0, 2, 2, 2)
canvas.draw_line(2, 2, 2, 0)
canvas.draw_line(2, 0, 0, 0)
self.assertCanvas(
canvas.render(), '⡏⠉⠉⠉⠉⠉⠉⠉⠉⣽\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⡜⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⡜⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⡜⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⡜⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⣼⡄⠀⠀⠀⢸\n'
'⡇⠀⠀⣼⠃⢟⢄⠀⠀⢸\n'
'⡇⠀⡜⡜⠀⠘⡌⢆⠀⢸\n'
'⡇⡜⢰⠁⠀⠀⢱⠈⢢⢸\n'
'⣟⣀⣇⣀⣀⣀⣀⣇⣀⣻')
def test_draw_point(self):
canvas = irwin.Canvas(2, 2, 0, 1, 0, 1)
canvas.draw_point(0, 0)
canvas.draw_point(0, 1)
canvas.draw_point(1, 0)
canvas.draw_point(1, 1)
self.assertCanvas(canvas.render(), '⠁⠈\n' '⡀⢀')
def test_render_empty_canvas(self):
canvas = irwin.Canvas(15, 10, 0, 1, 0, 1)
self.assertCanvas(
canvas.render(), '⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀')
def test_draw_line_partly_outside_canvas(self):
canvas = irwin.Canvas(10, 10, 0, 2, 0, 2)
canvas.draw_line(-1000000000, -1000000000, 3000000000, 3000000000)
self.assertCanvas(
canvas.render(), '⠀⠀⠀⠀⠀⠀⠀⠀⢀⠎\n'
'⠀⠀⠀⠀⠀⠀⠀⢀⠎⠀\n'
'⠀⠀⠀⠀⠀⠀⢀⠎⠀⠀\n'
'⠀⠀⠀⠀⠀⢀⠎⠀⠀⠀\n'
'⠀⠀⠀⠀⢀⠎⠀⠀⠀⠀\n'
'⠀⠀⠀⢀⠎⠀⠀⠀⠀⠀\n'
'⠀⠀⢀⠎⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⡜⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⡜⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⡜⠀⠀⠀⠀⠀⠀⠀⠀⠀')
def test_draw_line_length_zero(self):
canvas = irwin.Canvas(10, 10, 0, 2, 0, 2)
canvas.draw_line(1, 1, 1, 1)
self.assertCanvas(
canvas.render(), '⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀')
def test_draw_line_partly_outside_canvas_5(self):
canvas = irwin.Canvas(10, 10, 0, 2, 0, 2)
canvas.draw_line(1, 1, 3, -1)
self.assertCanvas(
canvas.render(), '⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠘⡄⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠘⡄⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠘⡄⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠘⡄⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠘⢄')
def test_draw_line_partly_outside_canvas_4(self):
canvas = irwin.Canvas(10, 10, 0, 2, 0, 2)
canvas.draw_line(-2, 0, -1, 0)
self.assertCanvas(
canvas.render(), '⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀')
def test_draw_line_partly_outside_canvas_3(self):
canvas = irwin.Canvas(10, 10, 0, 2, 0, 2)
canvas.draw_line(-1, 5, 3, -3)
self.assertCanvas(
canvas.render(), '⠀⠀⢸⠀⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⡇⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⡇⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⡇⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀\n'
'⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀')
def test_draw(self):
canvas = irwin.Canvas(40, 20, 0, 10, 0, 10)
# Draw the canvas edges.
canvas.draw_line(0, 0, 0, 10)
canvas.draw_line(0, 10, 10, 10)
canvas.draw_line(10, 10, 10, 0)
canvas.draw_line(10, 0, 0, 0)
# Draw a cross.
canvas.draw_line(0, 0, 10, 10)
canvas.draw_line(0, 10, 10, 0)
# Draw four points.
canvas.draw_point(5, 2.5)
canvas.draw_point(5, 7.5)
canvas.draw_point(2.5, 5)
canvas.draw_point(7.5, 5)
self.assertCanvas(
canvas.render(), '⡟⢍⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⡩⢻\n'
'⡇⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⢸\n'
'⡇⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠑⢄⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⢸\n'
'⡇⠀⠀⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⢸\n'
'⡇⠀⡠⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢄⠀⢸\n'
'⣧⣊⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣀⣑⣼')