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authorSteven Knight <knight@baldmt.com>2001-11-28 04:47:15 (GMT)
committerSteven Knight <knight@baldmt.com>2001-11-28 04:47:15 (GMT)
commit6b1cb3d8c409854bbeaa06e61fc70435950f8d39 (patch)
tree51b9c3a9351672b9a6b553d4503c4a668b95459d /test/dependency-cycle.py
parentad78319ad3ede8f7065f9c945a3585cad04c3731 (diff)
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Detect dependency cycles
Diffstat (limited to 'test/dependency-cycle.py')
-rw-r--r--test/dependency-cycle.py58
1 files changed, 58 insertions, 0 deletions
diff --git a/test/dependency-cycle.py b/test/dependency-cycle.py
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+++ b/test/dependency-cycle.py
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+#!/usr/bin/env python
+#
+# Copyright (c) 2001 Steven Knight
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "test/dependency-cycle.py __REVISION__ __DATE__ __DEVELOPER__"
+
+import TestSCons
+import TestCmd
+
+test = TestSCons.TestSCons(match = TestCmd.match_re)
+
+test.write('SConstruct', """
+env = Environment()
+foo1 = env.Library(target = 'foo1', source = 'f1.c')
+foo2 = env.Library(target = 'foo2', source = 'f1.c')
+foo3 = env.Library(target = 'foo3', source = 'f1.c')
+env.Depends(foo1, foo2)
+env.Depends(foo2, foo3)
+env.Depends(foo3, foo1)
+""")
+
+test.write('f1.c', r"""
+void
+f1(void)
+{
+ printf("f1.c\n");
+}
+""")
+
+test.run(arguments = ".", stdout = "", stderr=r"""
+SCons error: Dependency cycle: .*foo1.* -> .*foo3.* -> .*foo2.* -> .*foo1.* -> \.
+.*
+""")
+
+
+test.pass_test()
+
+