Issue 2264: Added SWIG recursive dependency tests.

1 files changed, 123 insertions, 0 deletions

diff --git a/test/SWIG/recursive-includes-cpp.py b/test/SWIG/recursive-includes-cpp.py
new file mode 100644
index 0000000..364bd73
--- /dev/null
+++ b/test/SWIG/recursive-includes-cpp.py
@@ -0,0 +1,123 @@
+#!/usr/bin/env python
+#
+# __COPYRIGHT__
+#
+# 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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
+
+"""
+Verify that SWIG include directives produce the correct dependencies
+in cases of recursive inclusion.
+"""
+
+import os
+import TestSCons
+from SCons.Defaults import DefaultEnvironment
+
+DefaultEnvironment( tools = [ 'swig' ] )
+
+test = TestSCons.TestSCons()
+
+# Check for prerequisites of this test.
+for pre_req in ['swig', 'python']:
+    if not test.where_is(pre_req):
+        test.skip_test('Can not find installed "' + pre_req + '", skipping test.%s' % os.linesep)
+
+test.write("recursive.h", """\
+/* An empty header file. */
+""")
+
+test.write("main.h", """\
+#include "recursive.h"
+""")
+
+test.write("main.c", """\
+#include "main.h"
+""")
+
+test.write("mod.i", """\
+%module mod
+
+%include "main.h"
+
+#include "main.h"
+""")
+
+test.write('SConstruct', """\
+import distutils.sysconfig
+
+DefaultEnvironment( tools = [ 'swig' ] )
+
+env = Environment(
+    SWIGFLAGS = [
+        '-python'
+    ],
+    CPPPATH = [ 
+        distutils.sysconfig.get_python_inc()
+    ],
+    SHLIBPREFIX = ""
+)
+
+env.SharedLibrary(
+    'mod.so',
+    [
+        "mod.i",
+        "main.c",
+    ]
+)
+""")
+
+expectMain = """\
++-main.os
+  +-main.c
+  +-main.h
+  +-recursive.h"""
+
+expectMod = """\
++-mod_wrap.os
+  +-mod_wrap.c
+  | +-mod.i
+  | +-main.h
+  | +-recursive.h"""
+
+# Validate that the recursive dependencies are found with SWIG scanning first.
+test.run( arguments = '--tree=all mod_wrap.os main.os' )
+
+test.must_contain_all( test.stdout(), expectMain )
+test.must_contain_all( test.stdout(), expectMod )
+
+# Validate that the recursive dependencies are found consistently.
+test.run( arguments = '--tree=all main.os mod_wrap.os' )
+
+test.must_contain_all( test.stdout(), expectMain )
+test.must_contain_all( test.stdout(), expectMod )
+
+test.run()
+test.up_to_date()
+
+test.pass_test()
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: