def setUp(self):
self.io = IOMock()
with self.io:
self.interface = DexterInterface()
self.view = self.interface.view
self.terminal = self.interface.terminal
class TestDexterView(unittest.TestCase):
def setUp(self):
self.io = IOMock()
with self.io:
self.interface = DexterInterface()
self.view = self.interface.view
self.terminal = self.interface.terminal
def tearDown(self):
with self.terminal:
pass
def get_line(self, y):
return "".join(chr(self.terminal.stdscr.inch(y, x)) for x in range(self.terminal.width))
def get_lines(self):
height = self.terminal.height
return [self.get_line(y) for y in range(height)]
def blank_lines(self, n):
return [self.blank_line] * n
@property
def blank_line(self):
return " " * self.terminal.width
def test_append_no_newline(self):
self.view.append("Hello world")
self.assertEqual(self.view.contents, ["Hello world"])
def test_append_with_newlines(self):
self.view.append("ABC\nDEF\nGHI")
self.assertEqual(self.view.contents, ["ABC", "DEF", "GHI"])
def test_multiple_append(self):
self.view.append("Line 1")
self.view.append("Line 2\nLine 3")
self.assertEqual(self.view.contents, ["Line 1", "Line 2", "Line 3"])
def assertLines(self, lines):
width = self.terminal.width
expected = self.blank_lines(self.terminal.height - len(lines))
expected += [line.ljust(width) for line in lines]
self.assertEqual(self.get_lines(), expected)
def test_draw_empty(self):
with self.io:
self.interface.redraw()
self.assertLines(["msglog>"])
def test_draw_one_line(self):
with self.io:
self.view.append("Hello")
self.interface.redraw()
self.assertLines(["Hello", "msglog>"])
def test_draw_two_lines(self):
with self.io:
self.view.append("Hello\nworld")
self.interface.redraw()
self.assertLines(["Hello", "world", "msglog>"])
def test_draw_long_line(self):
with self.io:
width = self.terminal.width
self.view.append("q" * (width + 5))
self.interface.redraw()
self.assertLines(["q" * width, "msglog>"]) # Trimmed to terminal width
