class Write():
def __init__(self):
self.pencil = Pencil(pencilLength=4, eraserDurability=10)
self.paper = ''
def write_on_paper(self, desired_text_to_write):
text_to_write = self.pencil.pencil_write(desired_text_to_write)
self.paper += text_to_write
def sharpen_pencil(self):
self.pencil.pencil_sharpen()
def erase(self, desired_text_to_erase):
text_to_erase = self.pencil.pencil_erase(
text_to_erase=desired_text_to_erase)
index = self.paper.rfind(desired_text_to_erase)
self.paper = self.paper[:index] + text_to_erase + self.paper[
index + len(text_to_erase):]
return index
def edit(self, index, text_to_add):
current_text = self.paper[index:index + len(text_to_add)]
for i in range(0, len(text_to_add)):
if current_text[i] != text_to_add[i]:
if not current_text[i].isspace(
) and not text_to_add[i].isspace():
text_to_add = text_to_add[:i] + '@' + text_to_add[i + 1:]
else:
text_to_add = text_to_add[:i] + text_to_add[
i] + text_to_add[i + 1:]
text_to_write = self.pencil.pencil_write(text_to_add)
self.paper = self.paper[:index] + text_to_write + self.paper[
index + len(text_to_add):]
def test_sharpen_pencil_decrease_length_by_one(self):
p = Pencil(pencilLength=4, eraserDurability=4)
new_text = p.pencil_write('abcdef')
self.assertEqual(p.pointDurability, 39994)
p.pencil_sharpen()
self.assertEqual(p.pointDurability, 40000)
self.assertEqual(p.pencilLength, 3)
def test_pencil_should_write_text(self):
pencil = Pencil()
text = "What possessed the first man to ride a horse?"
pencil.write(self.paper, text)
self.assertEqual(text, self.paper.read())
def test_write_throws_when_given_non_string_text():
pencil = Pencil()
raisedException = False
try:
pencil.write(7)
except ValueError:
raisedException = True
assert (raisedException)
def test_whitespaceDoesntDepleteErasers(self):
p = Pencil(length=40, pointDurability=1000, eraserDurability=5)
p.write("last on last night's schedule was immigration law")
p.erase(" was ")
self.assertTrue(
p.getText() == "last on last night's schedule immigration law")
p.erase("la")
self.assertTrue(
p.getText() == "last on last night's schedule immigration w")
def test_erasersWearOut(self):
p = Pencil(length=40, pointDurability=1000, eraserDurability=2)
p.write("last on last night's schedule was immigration law")
p.erase("la")
self.assertTrue(
p.getText() == "last on last night's schedule was immigration w")
p.erase("la")
self.assertTrue(
p.getText() == "last on last night's schedule was immigration w")
def test_erasingTextReplacesItsLastOccurrenceWithSpaces(self):
p = Pencil(length=40, pointDurability=1000, eraserDurability=200)
p.write("last on last night's schedule was immigration law")
p.erase("la")
self.assertTrue(
p.getText() == "last on last night's schedule was immigration w")
p.erase("la")
self.assertTrue(
p.getText() == "last on st night's schedule was immigration w")
def test_once_sharpened_to_length_0_it_does_not_restore_point_durability():
pencil = Pencil(5, 1)
assert pencil.write('Texts') == 'Text '
pencil.sharpen()
assert pencil.write('Texts') == 'Text '
pencil.sharpen()
assert pencil.write('Texts') == ' '
def test_write_max_point_durability(self):
p = Pencil(pencilLength=4, eraserDurability=4)
f = open('test/input/sample_input.txt', 'r')
input_text = f.read()
f.close()
f = open('test/input/sample_output.txt', 'r')
output_text = f.read()
f.close()
written_text = p.pencil_write(text_to_write=input_text)
self.assertEqual(p.pointDurability, 0)
self.assertEqual(written_text, output_text)
def test_when_pencil_writes_additional_text_it_should_append_to_existing_text(self):
pencil = Pencil()
text_part_a = "I'm not the kind of man "
text_part_b = "who can just walk into a bouncy castle."
pencil.write(self.paper, text_part_a)
pencil.write(self.paper, text_part_b)
expected = text_part_a + text_part_b
self.assertEqual(expected, self.paper.read())
def test_when_pencil_is_sharpened_it_regains_full_durability(self):
pencil = Pencil(point_durability=4)
pencil.write(self.paper, "text")
pencil.sharpen()
pencil.write(self.paper, "texts")
self.assertEqual("texttext ", self.paper.read())
def test_when_new_word_goes_beyond_end_of_paper_it_should_be_appended_to_the_end(self):
pencil = Pencil()
pencil.write(self.paper, "A short phrase")
pencil.erase(self.paper, "phrase")
pencil.edit(self.paper, "sentence")
self.assertEqual("A short sentence", self.paper.read())
def test_when_pencil_eraser_degrades_fully_it_should_stop_erasing(self):
eraser = Eraser(durability=4)
pencil = Pencil(eraser=eraser)
pencil.write(self.paper, "I am related to Buffalo Bill")
pencil.erase(self.paper, "Bill")
pencil.erase(self.paper, "Buffalo")
self.assertEqual("I am related to Buffalo ", self.paper.read())
def test_sharpen_pencil_by_five_decrease_length_by_four_set_pencil_durability_to_zero(
self):
p = Pencil(pencilLength=4, eraserDurability=4)
p.pencil_sharpen()
p.pencil_sharpen()
p.pencil_sharpen()
p.pencil_sharpen()
p.pencil_sharpen()
self.assertEqual(p.pencilLength, 0)
self.assertEqual(p.pointDurability, 0)
def __init__(self):
super(MainWindow, self).__init__()
# -- Variables --
self._h_mirror = False
self._r_mirror = True
self._r_mirror_amount = 5
self._is_fullscreen = False
self._last_x = 0
self._last_y = 0
self._last_buffer_time = time.time()
self._last_update_time = time.time()
self._mouse_pressed = False
# Image that holds the drawing.
self._buffer_image = None
# Image that holds the drawing, minus the last stroke (one continuous drag with the mouse).
self._undo_buffer_image = None
# Line buffer.
self._lines = []
# ---- Initialize the pencils. ----
self._pencils = []
for i in range(0, 50):
self._pencils.append(Pencil(0, 0, 0.2, 0.8, 0.8, 0.5))
# -- Drawing area --
self._area = Gtk.DrawingArea()
# Capture button presses in drawing area.
self._area.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self.add_events(Gdk.EventMask.KEY_PRESS_MASK)
self._area.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._area.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
# Connect events.
self._area.connect('draw', self._draw)
self.connect('key-press-event', self._key_press)
self._area.connect('button-press-event', self._button_press)
self._area.connect('button-release-event', self._button_release)
self._area.connect('motion-notify-event', self._motion_notify)
# Visuals update
GLib.timeout_add(10, self._update)
self.set_size_request(1000, 500)
self.add(self._area)
def graph_url(self):
at = "%H:%M_%Y%m%d"
graph_url = Pencil(begin=self.first_violation.strftime(at),
until=self.last_violation.strftime(at))
graph_url.add_metric(self.metricalert.target)
graph_url.add_metric("threshold(%i)" % self.threshold_violated,
alias="Threshold", colors="blue,red")
return graph_url.url(self.metricalert.server.base_url, 586, 306)
def check_graphite_servers():
from missioncontrol.models import GraphiteServer
for server in GraphiteServer.objects.all():
for metricalert in server.metric_alerts.all():
metric_url = Pencil(begin=metricalert._from).add_metric(
metricalert.target).format('json').url(
server.base_url, 0, 0)
metric_resp = requests.get(metric_url,
auth=(server.username, server.password))
metricalert.check(metric_resp.json)
def test_editing_should_replace_erased_word_with_new_text(self):
pencil = Pencil()
pencil.write(self.paper, "An a day keeps the doctor away")
pencil.edit(self.paper, "onion")
self.assertEqual("An onion a day keeps the doctor away", self.paper.read())
def test_when_new_word_is_too_long_it_should_replace_characters_with_at_symbol(self):
pencil = Pencil()
pencil.write(self.paper, "An a day keeps the doctor away")
pencil.edit(self.paper, "artichoke")
self.assertEqual("An artich@k@ay keeps the doctor away", self.paper.read())
def test_pencil_cannot_be_sharpened_past_its_length(self):
pencil = Pencil(point_durability=1, length=2)
for c in "text":
pencil.write(self.paper, c)
pencil.sharpen()
self.assertEqual("tex ", self.paper.read())
def test_erasing_should_erase_opposite_direction_of_the_written_order(
self):
eraser = Eraser(durability=3)
pencil = Pencil(eraser=eraser)
pencil.write(self.paper, "I am related to Buffalo Bill")
pencil.erase(self.paper, "Bill")
self.assertEqual("I am related to Buffalo B ", self.paper.read())
def test_pencil():
from itertools import product
comm = MPI.COMM_WORLD
sizes = (7, 8, 9, 16, 17, 24)
types = 'fdgFDG'
atol = dict(f=1e-6, d=1e-14, g=1e-15)
for typecode in types:
for M, N, P in product(sizes, sizes, sizes):
if P % 2: continue
fft = Pencil(comm, (M, N, P), typecode)
shape = fft.forward_input_array.shape
dtype = fft.forward_input_array.dtype
U = np.random.random(shape).astype(dtype)
if 0:
F = fft.forward(U)
V = fft.backward(F)
else:
fft.forward_input_array[...] = U
fft.forward()
fft.backward()
V = fft.backward_output_array
fft.destroy()
assert np.allclose(U, V, atol=atol[typecode.lower()], rtol=0)
def test_when_the_word_to_be_erased_is_not_found_nothing_should_be_erased(
self):
eraser = Eraser()
pencil = Pencil(eraser=eraser)
text = "Nothing to erase here"
pencil.write(self.paper, text)
pencil.erase(self.paper, "Something")
self.assertEqual(text, self.paper.read())
def test_editing_replaces_text(initial_text, new_text, output):
paper = Paper(initial_text)
pencil = Pencil()
pencil.edit(paper, new_text)
assert paper.buffer == output
def __init__(self):
self.pencil = Pencil(pencilLength=4, eraserDurability=10)
self.paper = ''
def test_write_one_lowercase_letter_and_one_whitespace_decrease_point_durabitlity_by_one(
self):
p = Pencil(pencilLength=4, eraserDurability=4)
written_text = p.pencil_write(text_to_write="a ")
self.assertEqual(p.pointDurability, 39999)
self.assertEqual(written_text, "a ")
def test_write_two_lowercase_letter_two_uppercase_letter_decrease_point_durabilty_by_six(
self):
p = Pencil(pencilLength=4, eraserDurability=4)
written_text = p.pencil_write(text_to_write="ABcd")
self.assertEqual(p.pointDurability, 39994)
self.assertEqual(written_text, "ABcd")
def test_create_a_new_pencil_with_lenght_four_and_eraser_durability_four(
self):
p = Pencil(pencilLength=4, eraserDurability=4)
self.assertEqual(p.pencilLength, 4)
self.assertEqual(p.eraserDurability, 4)
self.assertEqual(p.pointDurability, 40000)
def test_erase_one_letter_with_white_space_update_the_eraser_durability_have_an_empty_string_with_two_white_spaces(
self):
p = Pencil(pencilLength=4, eraserDurability=4)
erased_text = p.pencil_erase(text_to_erase='a ')
self.assertEqual(p.eraserDurability, 3)
self.assertEqual(erased_text, " ")
def test_erase_five_letters_with_eraser_durability_being_less_than_five_update_the_eraser_durability_to_have_a_string_with_one_letter_and_three_white_spaces(
self):
p = Pencil(pencilLength=4, eraserDurability=4)
erased_text = p.pencil_erase(text_to_erase='abcde')
self.assertEqual(p.eraserDurability, 0)
self.assertEqual(erased_text, "a ")
def setUp(self):
self.pencil = Pencil()
class PencilTest(TestCase):
def setUp(self):
self.pencil = Pencil()
def test_begin(self):
self.pencil.begin("-2hours")
self.assertEqual(self.pencil._from, "-2hours")
def test_y_min(self):
self.pencil.y_min(32)
self.assertEqual(self.pencil._yMin, 32)
def test_y_max(self):
self.pencil.y_max(42)
self.assertEqual(self.pencil._yMax, 42)
def test_line_width(self):
self.pencil.line_width(2)
self.assertEqual(self.pencil._lineWidth, 2)
def test_set_title(self):
self.pencil.set_title("Pencil")
self.assertEqual(self.pencil._title, "Pencil")
def test_set_vtitle(self):
self.pencil.set_vtitle("Awesomeness")
self.assertEqual(self.pencil._vtitle, "Awesomeness")
def test_fgcolor(self):
self.pencil.set_fgcolor("blue")
self.assertEqual(self.pencil._fgcolor, "blue")
def test_hide_legend(self):
self.pencil.hide_legend(True)
self.assertEqual(self.pencil._hideLegend, "true")
self.pencil.hide_legend(False)
self.assertEqual(self.pencil._hideLegend, "false")
def test_hide_axes(self):
self.pencil.hide_axes(True)
self.assertEqual(self.pencil._hideAxes, "true")
self.pencil.hide_axes(False)
self.assertEqual(self.pencil._hideAxes, "false")
def test_set_template(self):
self.pencil.set_template("plain")
self.assertEqual(self.pencil._template, "plain")
def test_set_font(self):
self.pencil.set_font("Verdana")
self.assertEqual(self.pencil._fontName, "Verdana")
def test_area_mode(self):
self.pencil.area_mode("stacked")
self.assertEqual(self.pencil._areaMode, "stacked")
def test_line_mode(self):
self.pencil.line_mode("staircase")
self.assertEqual(self.pencil._lineMode, "staircase")
def test_set_bgcolor(self):
self.pencil.set_bgcolor("red")
self.assertEqual(self.pencil._bgcolor, "red")
def test_add_metric(self):
self.pencil.add_metric("pencil.urls.count")
self.assertEqual(self.pencil._target, ["pencil.urls.count"])
def test_add_metric_with_color(self):
self.pencil.add_metric("pencil.urls.count", "000000")
self.assertEqual(self.pencil._target, ["pencil.urls.count"])
self.assertEqual(self.pencil._colorList, "000000")
def test_add_metric_with_alias(self):
self.pencil.add_metric("pencil.urls.count", alias="urls")
self.assertEqual(self.pencil._target, ['alias(pencil.urls.count, "urls")'])
def test_graph_type(self):
self.pencil.graph_type("pie")
self.assertEqual(self.pencil._graphType, "pie")
def test_add_deploy(self):
self.pencil.add_deploy("pencil")
self.assertEqual(self.pencil._target, ["drawAsInfinite(pencil)"])
def test_add_deploy_with_alias(self):
self.pencil.add_deploy("pencil", alias="deploy")
self.assertEqual(self.pencil._target, ['alias(drawAsInfinite(pencil), "deploy")'])
