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1#!/usr/bin/python
2
3# Copyright 2003 Dave Abrahams
4# Copyright 2003 Vladimir Prus
5# Distributed under the Boost Software License, Version 1.0.
6# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
7
8import BoostBuild
9
10
11###############################################################################
12#
13# test_alias_rule()
14# -----------------
15#
16###############################################################################
17
18def test_alias_rule(t):
19    """Basic alias rule test."""
20
21    t.write("jamroot.jam", """\
22exe a : a.cpp ;
23exe b : b.cpp ;
24exe c : c.cpp ;
25
26alias bin1 : a ;
27alias bin2 : a b ;
28
29alias src : s.cpp ;
30exe hello : hello.cpp src ;
31""")
32
33    t.write("a.cpp", "int main() {}\n")
34    t.copy("a.cpp", "b.cpp")
35    t.copy("a.cpp", "c.cpp")
36    t.copy("a.cpp", "hello.cpp")
37    t.write("s.cpp", "")
38
39    # Check that targets to which "bin1" refers are updated, and only those.
40    t.run_build_system(["bin1"])
41    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * "a.exe a.obj")
42    t.ignore_addition('bin/*/a.rsp')
43    t.ignore_addition('bin/*/a.*.rsp')
44    t.expect_nothing_more()
45
46    # Try again with "bin2"
47    t.run_build_system(["bin2"])
48    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * "b.exe b.obj")
49    t.ignore_addition('bin/*/b.rsp')
50    t.ignore_addition('bin/*/b.*.rsp')
51    t.expect_nothing_more()
52
53    # Try building everything, making sure 'hello' target is created.
54    t.run_build_system()
55    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * \
56        "hello.exe hello.obj")
57    t.ignore_addition('bin/*/hello.rsp')
58    t.ignore_addition('bin/*/hello.*.rsp')
59    t.expect_addition("bin/$toolset/debug*/s.obj")
60    t.ignore_addition('bin/*/s.*.rsp')
61    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * "c.exe c.obj")
62    t.ignore_addition('bin/*/c.rsp')
63    t.ignore_addition('bin/*/c.*.rsp')
64    t.expect_nothing_more()
65
66
67###############################################################################
68#
69# test_alias_source_usage_requirements()
70# --------------------------------------
71#
72###############################################################################
73
74def test_alias_source_usage_requirements(t):
75    """
76      Check whether usage requirements are propagated via "alias". In case they
77    are not, linking will fail as there will be no main() function defined
78    anywhere in the source.
79
80    """
81    t.write("jamroot.jam", """\
82lib l : l.cpp : : : <define>WANT_MAIN ;
83alias la : l ;
84exe main : main.cpp la ;
85""")
86
87    t.write("l.cpp", """\
88void
89#if defined(_WIN32)
90__declspec(dllexport)
91#endif
92foo() {}
93""")
94
95    t.write("main.cpp", """\
96#ifdef WANT_MAIN
97int main() {}
98#endif
99""")
100
101    t.run_build_system()
102
103
104###############################################################################
105#
106# main()
107# ------
108#
109###############################################################################
110
111t = BoostBuild.Tester(use_test_config=False)
112
113test_alias_rule(t)
114test_alias_source_usage_requirements(t)
115
116t.cleanup()
117