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158 lines
3.5 KiB
Python
158 lines
3.5 KiB
Python
#!/usr/bin/python
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# Copyright 2003 Vladimir Prus
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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# This tests correct handling of dependencies, specifically, on generated
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# sources, and from generated sources.
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import BoostBuild
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import string
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t = BoostBuild.Tester(pass_toolset=0)
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t.write("core-dependency-helpers", """
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rule hdrrule
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{
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INCLUDES $(1) : $(2) ;
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}
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actions copy
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{
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cp $(>) $(<)
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}
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""")
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code = """include core-dependency-helpers ;
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DEPENDS all : a ;
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DEPENDS a : b ;
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actions create-b
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{
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echo '#include <foo.h>' > $(<)
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}
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copy a : b ;
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create-b b ;
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HDRRULE on b foo.h bar.h = hdrrule ;
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HDRSCAN on b foo.h bar.h = \"#include <(.*)>\" ;
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"""
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# This creates 'a' which depends on 'b', which is generated. The generated 'b'
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# contains '#include <foo.h>' and no rules for foo.h are given. The system
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# should error out on the first invocation.
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t.run_build_system("-f-", stdin=code)
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t.fail_test(string.find(t.stdout(), "...skipped a for lack of foo.h...") == -1)
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t.rm('b')
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# Now test that if target 'c' also depends on 'b', then it will not be built, as
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# well.
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t.run_build_system("-f-", stdin=code + " copy c : b ; DEPENDS c : b ; DEPENDS all : c ; ")
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t.fail_test(string.find(t.stdout(), "...skipped c for lack of foo.h...") == -1)
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t.rm('b')
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# Now add a rule for creating foo.h.
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code += """
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actions create-foo
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{
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echo // > $(<)
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}
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create-foo foo.h ;
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"""
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t.run_build_system("-f-", stdin=code)
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# Run two times, adding explicit dependency from all to foo.h at the beginning
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# and at the end, to make sure that foo.h is generated before 'a' in all cases.
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def mk_correct_order_func(s1, s2):
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def correct_order(s):
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n1 = string.find(s, s1)
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n2 = string.find(s, s2)
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return ( n1 != -1 ) and ( n2 != -1 ) and ( n1 < n2 )
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return correct_order
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correct_order = mk_correct_order_func("create-foo", "copy a")
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t.rm(["a", "b", "foo.h"])
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t.run_build_system("-d+2 -f-", stdin=code + " DEPENDS all : foo.h ;")
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t.fail_test(not correct_order(t.stdout()))
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t.rm(["a", "b", "foo.h"])
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t.run_build_system("-d+2 -f-", stdin=" DEPENDS all : foo.h ; " + code)
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t.fail_test(not correct_order(t.stdout()))
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# Now foo.h exists. Test include from b -> foo.h -> bar.h -> biz.h. b and foo.h
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# already have updating actions.
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t.rm(["a", "b"])
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t.write("foo.h", "#include <bar.h>")
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t.write("bar.h", "#include <biz.h>")
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t.run_build_system("-d+2 -f-", stdin=code)
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t.fail_test(string.find(t.stdout(), "...skipped a for lack of biz.h...") == -1)
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# Add an action for biz.h.
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code += """
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actions create-biz
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{
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echo // > $(<)
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}
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create-biz biz.h ;
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"""
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t.rm(["b"])
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correct_order = mk_correct_order_func("create-biz", "copy a")
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t.run_build_system("-d+2 -f-", stdin=code + " DEPENDS all : biz.h ;")
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t.fail_test(not correct_order(t.stdout()))
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t.rm(["a", "biz.h"])
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t.run_build_system("-d+2 -f-", stdin=" DEPENDS all : biz.h ; " + code)
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t.fail_test(not correct_order(t.stdout()))
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t.write("a", "")
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code="""
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DEPENDS all : main d ;
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actions copy
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{
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cp $(>) $(<) ;
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}
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DEPENDS main : a ;
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copy main : a ;
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INCLUDES a : <1>c ;
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NOCARE <1>c ;
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SEARCH on <1>c = . ;
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actions create-c
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{
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echo d > $(<)
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}
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actions create-d
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{
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echo // > $(<)
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}
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create-c <2>c ;
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LOCATE on <2>c = . ;
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create-d d ;
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HDRSCAN on <1>c = (.*) ;
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HDRRULE on <1>c = hdrrule ;
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rule hdrrule
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{
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INCLUDES $(1) : d ;
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}
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"""
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correct_order = mk_correct_order_func("create-d", "copy main")
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t.run_build_system("-d2 -f-", stdin=code)
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t.fail_test(not correct_order(t.stdout()))
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t.cleanup()
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