ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / local / lib / node_modules / npm / node_modules / node-gyp / gyp / pylib / gyp

#!/usr/bin/env python

# Copyright 2013 Google Inc. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Unit tests for the input.py file."""

import gyp.input
import unittest
import sys

class TestFindCycles(unittest.TestCase):
  def setUp(self):
    self.nodes = {}
    for x in ('a', 'b', 'c', 'd', 'e'):
      self.nodes[x] = gyp.input.DependencyGraphNode(x)

def _create_dependency(self, dependent, dependency):
    dependent.dependencies.append(dependency)
    dependency.dependents.append(dependent)

def test_no_cycle_empty_graph(self):
    for label, node in self.nodes.items():
      self.assertEqual([], node.FindCycles())

def test_no_cycle_line(self):
    self._create_dependency(self.nodes['a'], self.nodes['b'])
    self._create_dependency(self.nodes['b'], self.nodes['c'])
    self._create_dependency(self.nodes['c'], self.nodes['d'])

for label, node in self.nodes.items():
      self.assertEqual([], node.FindCycles())

def test_no_cycle_dag(self):
    self._create_dependency(self.nodes['a'], self.nodes['b'])
    self._create_dependency(self.nodes['a'], self.nodes['c'])
    self._create_dependency(self.nodes['b'], self.nodes['c'])

for label, node in self.nodes.items():
      self.assertEqual([], node.FindCycles())

def test_cycle_self_reference(self):
    self._create_dependency(self.nodes['a'], self.nodes['a'])

self.assertEqual([[self.nodes['a'], self.nodes['a']]],
                      self.nodes['a'].FindCycles())

def test_cycle_two_nodes(self):
    self._create_dependency(self.nodes['a'], self.nodes['b'])
    self._create_dependency(self.nodes['b'], self.nodes['a'])

self.assertEqual([[self.nodes['a'], self.nodes['b'], self.nodes['a']]],
                      self.nodes['a'].FindCycles())
    self.assertEqual([[self.nodes['b'], self.nodes['a'], self.nodes['b']]],
                      self.nodes['b'].FindCycles())

def test_two_cycles(self):
    self._create_dependency(self.nodes['a'], self.nodes['b'])
    self._create_dependency(self.nodes['b'], self.nodes['a'])

self._create_dependency(self.nodes['b'], self.nodes['c'])
    self._create_dependency(self.nodes['c'], self.nodes['b'])

cycles = self.nodes['a'].FindCycles()
    self.assertTrue(
       [self.nodes['a'], self.nodes['b'], self.nodes['a']] in cycles)
    self.assertTrue(
       [self.nodes['b'], self.nodes['c'], self.nodes['b']] in cycles)
    self.assertEqual(2, len(cycles))

def test_big_cycle(self):
    self._create_dependency(self.nodes['a'], self.nodes['b'])
    self._create_dependency(self.nodes['b'], self.nodes['c'])
    self._create_dependency(self.nodes['c'], self.nodes['d'])
    self._create_dependency(self.nodes['d'], self.nodes['e'])
    self._create_dependency(self.nodes['e'], self.nodes['a'])

self.assertEqual([[self.nodes['a'],
                        self.nodes['b'],
                        self.nodes['c'],
                        self.nodes['d'],
                        self.nodes['e'],
                        self.nodes['a']]],
                      self.nodes['a'].FindCycles())

if __name__ == '__main__':
  unittest.main()

[-] MSVSUserFile.py [edit]
[-] MSVSToolFile.py [edit]
[-] win_tool.py [edit]
[-] MSVSProject.py [edit]
[-] MSVSNew.py [edit]
[-] MSVSVersion.py [edit]
[+] ..
[-] easy_xml_test.py [edit]
[+] generator
[-] common_test.py [edit]
[-] MSVSUtil.py [edit]
[-] ordered_dict.py [edit]
[-] xcodeproj_file.py [edit]
[-] easy_xml.py [edit]
[-] common.py [edit]
[-] ninja_syntax.py [edit]
[-] input.py [edit]
[-] msvs_emulation.py [edit]
[-] xcode_ninja.py [edit]
[-] flock_tool.py [edit]
[-] __init__.py [edit]
[-] MSVSSettings_test.py [edit]
[-] input_test.py [edit]
[-] mac_tool.py [edit]
[-] xcode_emulation.py [edit]
[-] simple_copy.py [edit]
[-] xml_fix.py [edit]
[-] MSVSSettings.py [edit]