/usr/lib/node_modules/pnpm/dist/node_modules/node-gyp/gyp/pylib/gyp
NameSizeModeActions
generator/-0755rm
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xcode_emulation_test.py14880644editdlrm
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__init__.py246250644editdlrm
Edit: /usr/lib/node_modules/pnpm/dist/node_modules/node-gyp/gyp/pylib/gyp/input_test.py (3425B)
#!/usr/bin/env python3 # 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 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()