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import py
import sys, os, signal, thread, time
from dotviewer.conftest import option
SOURCE1 = r'''digraph _generated__graph {
subgraph _generated__ {
_generated__ [shape="box", label="generated", color="black", fillcolor="#a5e6f0", style="filled", width="0.75"];
edge [label="startblock", style="dashed", color="black", dir="forward", weight="5"];
_generated__ -> _generated____1
_generated____1 [shape="box", label="generated__1\ninputargs: v2720\n\n", color="black", fillcolor="white", style="filled", width="0.75"];
edge [label="v2720", style="solid", color="black", dir="forward", weight="5"];
_generated____1 -> _generated____2
_generated____2 [shape="octagon", label="generated__2\ninputargs: v2721\n\nv2722 = int_gt(v2721, (2))\l\lexitswitch: v2722", color="red", fillcolor="white", style="filled", width="0.75"];
edge [label="False: v2721", style="dotted", color="red", dir="forward", weight="5"];
_generated____2 -> _generated____3
edge [label="True: v2721", style="dotted", color="red", dir="forward", weight="5"];
_generated____2 -> _generated____4
_generated____3 [shape="octagon", label="generated__3\ninputargs: v2723\n\nv2724 = int_gt(v2723, (0))\l\lexitswitch: v2724", color="red", fillcolor="white", style="filled", width="0.75"];
edge [label="False: (22) v2723", style="dotted", color="red", dir="forward", weight="5"];
_generated____3 -> _generated____5
edge [label="True: v2723 v2724", style="dotted", color="red", dir="forward", weight="5"];
_generated____3 -> _generated____6
_generated____5 [shape="box", label="generated__5\ninputargs: v2727 v2725\n\nv2726 = int_sub(v2725, (1))\lv2728 = int_add(v2727, (1))\lv2729 = int_add(v2728, v2726)\l", color="black", fillcolor="white", style="filled", width="0.75"];
edge [label="v2729", style="solid", color="black", dir="forward", weight="5"];
_generated____5 -> _generated____7
_generated____7 [shape="box", label="generated__7\ninputargs: v2730\n\nreturn v2730", color="black", fillcolor="green", style="filled", width="0.75"];
_generated____6 [shape="box", label="generated__6\ninputargs: v2732 v2733\n\nv2731 = same_as((17))\l", color="black", fillcolor="white", style="filled", width="0.75"];
edge [label="v2731 v2732", style="solid", color="black", dir="forward", weight="5"];
_generated____6 -> _generated____5
_generated____4 [shape="box", label="generated__4\ninputargs: v2734\n\nv2735 = int_sub(v2734, (1))\lv2736 = int_add((55), v2735)\l", color="black", fillcolor="white", style="filled", width="0.75"];
edge [label="v2736", style="solid", color="black", dir="forward", weight="5"];
_generated____4 -> _generated____7
}
}
'''
SOURCE2=r'''digraph f {
a; d; e; f; g; h; i; j; k; l;
a -> d [penwidth=1, style="setlinewidth(1)"];
d -> e [penwidth=2, style="setlinewidth(2)"];
e -> f [penwidth=4, style="setlinewidth(4)"];
f -> g [penwidth=8, style="setlinewidth(8)"];
g -> h [penwidth=16, style="setlinewidth(16)"];
h -> i [penwidth=32, style="setlinewidth(32)"];
i -> j [penwidth=64, style="setlinewidth(64)"];
j -> k [penwidth=128, style="setlinewidth(128)"];
k -> l [penwidth=256, style="setlinewidth(256)"];
}'''
def setup_module(mod):
if not option.pygame:
py.test.skip("--pygame not enabled")
udir = py.path.local.make_numbered_dir(prefix='usession-dot-', keep=3)
udir.join('graph1.dot').write(SOURCE1)
from dotviewer import graphclient
mod.pkgdir = py.path.local(graphclient.this_dir)
mod.udir = udir
try:
del os.environ['GRAPHSERVER']
except KeyError:
pass
def test_dotviewer():
print "=== dotviewer.py graph1.dot"
err = os.system('"%s" "%s"' % (pkgdir.join('dotviewer.py'),
udir.join('graph1.dot')))
assert err == 0
os.system('dot -Tplain "%s" > "%s"' % (udir.join('graph1.dot'),
udir.join('graph1.plain')))
print "=== dotviewer.py graph1.plain"
err = os.system('"%s" "%s"' % (pkgdir.join('dotviewer.py'),
udir.join('graph1.plain')))
assert err == 0
def test_display_dot_file():
FILES = [ # one thread per file - each thread calls display_dot_file()
'graph1.dot',
'clock.dot']
locks = []
errors = []
done = []
write_clock_file()
thread.start_new_thread(update_clock_file, (done,))
for filename in FILES:
lock = thread.allocate_lock()
lock.acquire()
locks.append(lock)
thread.start_new_thread(display1, (filename, lock, errors))
# wait for all threads to finish
for lock in locks:
lock.acquire()
done.append(True)
if errors:
exc, value, tb = errors[0]
raise exc, value, tb
def write_clock_file():
filename = udir.join('clock.dot')
tmpname = udir.join('clock.dot~')
currenttime = time.ctime()
tmpname.write('''digraph clock {
node1 [shape="box", label="%s", color="black", fillcolor="#a5e6f0", style="filled", width="0.75"];
node2 [shape="box", label="try reloading!"];
}''' % currenttime)
if sys.platform.startswith('win'): # XXX really necessary?
os.unlink(str(filename))
os.rename(str(tmpname), str(filename))
def update_clock_file(done):
time.sleep(1)
while not done:
write_clock_file()
time.sleep(1)
def display1(filename, lock, errors):
try:
try:
from dotviewer.graphclient import display_dot_file
print "=== display_dot_file(%s) with GRAPHSERVER=%s" % (
filename, os.environ.get('GRAPHSERVER', ''),)
display_dot_file(udir.join(filename))
print "=== display_dot_file finished"
except:
errors.append(sys.exc_info())
finally:
lock.release()
def test_graphserver():
import socket
s = socket.socket()
s.listen(1)
host, port = s.getsockname() # pick a random free port
s.close()
if hasattr(sys, 'pypy_objspaceclass'):
python = 'python'
else:
python = sys.executable
cmdargs = [python, str(pkgdir.join('graphserver.py')),
str(port)]
print '* starting:', ' '.join(cmdargs)
pid = os.spawnv(os.P_NOWAIT, cmdargs[0], cmdargs)
try:
time.sleep(1) # hack - wait a bit to make sure the server is up
os.environ['GRAPHSERVER'] = '%s:%d' % (host, port)
try:
test_display_dot_file()
finally:
del os.environ['GRAPHSERVER']
finally:
os.kill(pid, signal.SIGTERM)
def test_colors():
from dotviewer import graphpage, graphclient
class MyPage(graphpage.DotFileGraphPage):
def compute(self, dotfile):
super(MyPage, self).compute(dotfile)
self.links = {'v2721': 'Hello world',
'v2720': ('Something green', (0, 192, 0)),
}
dotfile = udir.join('graph1.dot')
page = MyPage(str(dotfile))
graphclient.display_page(page)
def test_fixedfont():
from dotviewer import graphpage, graphclient
class MyPage(graphpage.DotFileGraphPage):
fixedfont = True
dotfile = udir.join('graph1.dot')
page = MyPage(str(dotfile))
page.fixedfont = True
graphclient.display_page(page)
def test_linewidth():
udir.join("graph2.dot").write(SOURCE2)
from dotviewer import graphpage, graphclient
dotfile = udir.join('graph2.dot')
page = graphpage.DotFileGraphPage(str(dotfile))
graphclient.display_page(page)
def test_ensure_readable():
from dotviewer import graphpage, graphclient
tmpname = udir.join("graph5.dot")
tmpname.write('''digraph f {
node1 [shape="box", label="readable???", color="black", fillcolor="black", style="filled"];
}''')
page = graphpage.DotFileGraphPage(str(tmpname))
graphclient.display_page(page)
|
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