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-rw-r--r--test/implicit-cache/basic.py317
1 files changed, 317 insertions, 0 deletions
diff --git a/test/implicit-cache/basic.py b/test/implicit-cache/basic.py
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+++ b/test/implicit-cache/basic.py
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+#!/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__"
+
+import os.path
+
+import TestSCons
+
+_exe = TestSCons._exe
+_obj = TestSCons._obj
+
+prog = 'prog' + _exe
+subdir_prog = os.path.join('subdir', 'prog' + _exe)
+variant_prog = os.path.join('variant', 'prog' + _exe)
+
+args = prog + ' ' + subdir_prog + ' ' + variant_prog
+
+test = TestSCons.TestSCons()
+
+test.subdir('include', 'subdir', ['subdir', 'include'], 'inc2')
+
+test.write('SConstruct', """
+env = Environment(CPPPATH = Split('inc2 include'))
+obj = env.Object(target='prog', source='subdir/prog.c')
+env.Program(target='prog', source=obj)
+SConscript('subdir/SConscript', "env")
+
+BuildDir('variant', 'subdir', 0)
+include = Dir('include')
+env = Environment(CPPPATH=['inc2', include])
+SConscript('variant/SConscript', "env")
+
+def copy(target, source, env):
+ open(str(target[0]), 'wt').write(open(str(source[0]), 'rt').read())
+nodep = env.Command('nodeps.c', 'nodeps.in', action=copy)
+env.Program('nodeps', 'nodeps.c')
+
+env.Object(['one', 'two'], ['one.c'])
+""")
+
+test.write(['subdir', 'SConscript'],
+"""
+Import("env")
+env.Program(target='prog', source='prog.c')
+""")
+
+test.write('nodeps.in', r"""
+int
+main(int argc, char *argv[])
+{
+ argv[argc++] = "--";
+ return 0;
+}
+""")
+
+
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 1\n"
+#include <bar.h>
+""")
+
+test.write(['include', 'bar.h'], r"""
+#define BAR_STRING "include/bar.h 1\n"
+""")
+
+test.write(['include', 'baz.h'], r"""
+#define BAZ_STRING "include/baz.h 1\n"
+""")
+
+test.write(['subdir', 'prog.c'], r"""
+#include <foo.h>
+#include <stdio.h>
+
+int
+main(int argc, char *argv[])
+{
+ argv[argc++] = "--";
+ printf("subdir/prog.c\n");
+ printf(FOO_STRING);
+ printf(BAR_STRING);
+ return 0;
+}
+""")
+
+test.write(['subdir', 'include', 'foo.h'], r"""
+#define FOO_STRING "subdir/include/foo.h 1\n"
+#include "bar.h"
+""")
+
+test.write(['subdir', 'include', 'bar.h'], r"""
+#define BAR_STRING "subdir/include/bar.h 1\n"
+""")
+
+test.write('one.c' , r"""
+#include <foo.h>
+
+void one(void) { }
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.run(program = test.workpath(prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 1\ninclude/bar.h 1\n")
+
+test.run(program = test.workpath(subdir_prog),
+ stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n")
+
+test.run(program = test.workpath(variant_prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 1\ninclude/bar.h 1\n")
+
+test.up_to_date(arguments = args)
+
+
+
+# Make sure implicit dependencies work right when one is modifed:
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 2\n"
+#include "bar.h"
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.run(program = test.workpath(prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.run(program = test.workpath(subdir_prog),
+ stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n")
+
+test.run(program = test.workpath(variant_prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.up_to_date(arguments = args)
+
+
+
+# Make sure that changing the order of includes causes rebuilds and
+# doesn't produce redundant rebuilds:
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 2\n"
+#include "bar.h"
+#include "baz.h"
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.run(program = test.workpath(prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.run(program = test.workpath(subdir_prog),
+ stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n")
+
+test.run(program = test.workpath(variant_prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.up_to_date(arguments = args)
+
+
+
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 2\n"
+#include "baz.h"
+#include "bar.h"
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.run(program = test.workpath(prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.run(program = test.workpath(subdir_prog),
+ stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n")
+
+test.run(program = test.workpath(variant_prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.up_to_date(arguments = args)
+
+
+
+# Add inc2/foo.h that should shadow include/foo.h, but
+# because of implicit dependency caching, scons doesn't
+# detect this:
+test.write(['inc2', 'foo.h'], r"""
+#define FOO_STRING "inc2/foo.h 1\n"
+#include <bar.h>
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.run(program = test.workpath(prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+test.run(program = test.workpath(subdir_prog),
+ stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n")
+
+test.run(program = test.workpath(variant_prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n")
+
+
+
+# Now modifying include/foo.h should make scons aware of inc2/foo.h
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 3\n"
+#include "bar.h"
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.run(program = test.workpath(prog),
+ stdout = "subdir/prog.c\ninc2/foo.h 1\ninclude/bar.h 1\n")
+
+test.run(program = test.workpath(subdir_prog),
+ stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n")
+
+test.run(program = test.workpath(variant_prog),
+ stdout = "subdir/prog.c\ninclude/foo.h 3\ninclude/bar.h 1\n")
+
+
+
+# test a file with no dependencies where the source file is generated:
+test.run(arguments = "--implicit-cache nodeps%s"%_exe)
+
+test.write('nodeps.in', r"""
+#include <foo.h>
+
+int
+main(int argc, char *argv[])
+{
+ argv[argc++] = "--";
+ return 0;
+}
+""")
+
+test.run(arguments = "--implicit-cache one%s"%_obj)
+
+
+
+# Test forcing of implicit caching:
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 3\n"
+#include "bar.h"
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 3\n"
+#include "baz.h"
+#include "bar.h"
+""")
+
+test.not_up_to_date(options = "--implicit-deps-unchanged",
+ arguments = variant_prog)
+
+test.write(['include', 'baz.h'], r"""
+#define BAZ_STRING "include/baz.h 2\n"
+""")
+
+test.up_to_date(options = "--implicit-deps-unchanged",
+ arguments = variant_prog)
+
+test.not_up_to_date(arguments = variant_prog)
+
+
+
+# Test forcing rescanning:
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 3\n"
+#include "bar.h"
+""")
+
+test.run(arguments = "--implicit-cache " + args)
+
+test.write(['include', 'foo.h'], r"""
+#define FOO_STRING "include/foo.h 3\n"
+#include "baz.h"
+#include "bar.h"
+""")
+
+test.not_up_to_date(options = "--implicit-deps-unchanged",
+ arguments = variant_prog)
+
+test.write(['include', 'baz.h'], r"""
+#define BAZ_STRING "include/baz.h 2\n"
+""")
+
+test.up_to_date(options = "--implicit-deps-unchanged",
+ arguments = variant_prog)
+
+test.not_up_to_date(options = "--implicit-deps-changed",
+ arguments = variant_prog)
+
+
+
+test.pass_test()
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