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Diffstat (limited to 'tools/build/test/rescan_header.py')
| -rwxr-xr-x | tools/build/test/rescan_header.py | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/tools/build/test/rescan_header.py b/tools/build/test/rescan_header.py new file mode 100755 index 000000000..1f07acaa8 --- /dev/null +++ b/tools/build/test/rescan_header.py @@ -0,0 +1,265 @@ +#!/usr/bin/python + +# Copyright 2012 Steven Watanabe +# Distributed under the Boost Software License, Version 1.0. +# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) + +import BoostBuild + +t = BoostBuild.Tester(use_test_config=False) + +# Test a header loop that depends on (but does not contain) a generated header. +t.write("test.cpp", '#include "header1.h"\n') + +t.write("header1.h", """\ +#ifndef HEADER1_H +#define HEADER1_H +#include "header2.h" +#endif +""") + +t.write("header2.h", """\ +#ifndef HEADER2_H +#define HEADER2_H +#include "header1.h" +#include "header3.h" +#endif +""") + +t.write("header3.in", "/* empty file */\n") + +t.write("jamroot.jam", """\ +import common ; +make header3.h : header3.in : @common.copy ; +obj test : test.cpp : <implicit-dependency>header3.h ; +""") + +t.run_build_system(["-j2"]) +t.expect_addition("bin/$toolset/debug/header3.h") +t.expect_addition("bin/$toolset/debug/test.obj") +t.expect_nothing_more() + +t.rm(".") + +# Test a linear sequence of generated headers. +t.write("test.cpp", '#include "header1.h"\n') + +t.write("header1.in", """\ +#ifndef HEADER1_H +#define HEADER1_H +#include "header2.h" +#endif +""") + +t.write("header2.in", """\ +#ifndef HEADER2_H +#define HEADER2_H +#include "header3.h" +#endif +""") + +t.write("header3.in", "/* empty file */\n") + +t.write("jamroot.jam", """\ +import common ; +make header1.h : header1.in : @common.copy ; +make header2.h : header2.in : @common.copy ; +make header3.h : header3.in : @common.copy ; +obj test : test.cpp : + <implicit-dependency>header1.h + <implicit-dependency>header2.h + <implicit-dependency>header3.h ; +""") + +t.run_build_system(["-j2", "test"]) +t.expect_addition("bin/$toolset/debug/header1.h") +t.expect_addition("bin/$toolset/debug/header2.h") +t.expect_addition("bin/$toolset/debug/header3.h") +t.expect_addition("bin/$toolset/debug/test.obj") +t.expect_nothing_more() + +t.rm(".") + +# Test a loop in generated headers. +t.write("test.cpp", '#include "header1.h"\n') + +t.write("header1.in", """\ +#ifndef HEADER1_H +#define HEADER1_H +#include "header2.h" +#endif +""") + +t.write("header2.in", """\ +#ifndef HEADER2_H +#define HEADER2_H +#include "header3.h" +#endif +""") + +t.write("header3.in", """\ +#ifndef HEADER2_H +#define HEADER2_H +#include "header1.h" +#endif +""") + +t.write("jamroot.jam", """\ +import common ; + +actions copy { + sleep 1 + cp $(>) $(<) +} + +make header1.h : header1.in : @common.copy ; +make header2.h : header2.in : @common.copy ; +make header3.h : header3.in : @common.copy ; +obj test : test.cpp : + <implicit-dependency>header1.h + <implicit-dependency>header2.h + <implicit-dependency>header3.h ; +""") + +t.run_build_system(["-j2", "test"]) +t.expect_addition("bin/$toolset/debug/header1.h") +t.expect_addition("bin/$toolset/debug/header2.h") +t.expect_addition("bin/$toolset/debug/header3.h") +t.expect_addition("bin/$toolset/debug/test.obj") +t.expect_nothing_more() + +t.rm(".") + +# Test that all the dependencies of a loop are updated before any of the +# dependents. +t.write("test1.cpp", '#include "header1.h"\n') + +t.write("test2.cpp", """\ +#include "header2.h" +int main() {} +""") + +t.write("header1.h", """\ +#ifndef HEADER1_H +#define HEADER1_H +#include "header2.h" +#endif +""") + +t.write("header2.h", """\ +#ifndef HEADER2_H +#define HEADER2_H +#include "header1.h" +#include "header3.h" +#endif +""") + +t.write("header3.in", "\n") + +t.write("sleep.bat", """\ +::@timeout /T %1 /NOBREAK >nul +@ping 127.0.0.1 -n 2 -w 1000 >nul +@ping 127.0.0.1 -n %1 -w 1000 >nul +@exit /B 0 +""") + +t.write("jamroot.jam", """\ +import common ; +import os ; + +if [ os.name ] = NT +{ + SLEEP = call sleep.bat ; +} +else +{ + SLEEP = sleep ; +} + +rule copy { common.copy $(<) : $(>) ; } +actions copy { $(SLEEP) 1 } + +make header3.h : header3.in : @copy ; +exe test : test2.cpp test1.cpp : <implicit-dependency>header3.h ; +""") + +t.run_build_system(["-j2", "test"]) +t.expect_addition("bin/$toolset/debug/header3.h") +t.expect_addition("bin/$toolset/debug/test1.obj") +t.expect_addition("bin/$toolset/debug/test2.obj") +t.expect_addition("bin/$toolset/debug/test.exe") +t.expect_nothing_more() + +t.touch("header3.in") +t.run_build_system(["-j2", "test"]) +t.expect_touch("bin/$toolset/debug/header3.h") +t.expect_touch("bin/$toolset/debug/test1.obj") +t.expect_touch("bin/$toolset/debug/test2.obj") +t.expect_touch("bin/$toolset/debug/test.exe") +t.expect_nothing_more() + +t.rm(".") + +# Test a loop that includes a generated header +t.write("test1.cpp", '#include "header1.h"\n') +t.write("test2.cpp", """\ +#include "header2.h" +int main() {} +""") + +t.write("header1.h", """\ +#ifndef HEADER1_H +#define HEADER1_H +#include "header2.h" +#endif +""") + +t.write("header2.in", """\ +#ifndef HEADER2_H +#define HEADER2_H +#include "header3.h" +#endif +""") + +t.write("header3.h", """\ +#ifndef HEADER3_H +#define HEADER3_H +#include "header1.h" +#endif +""") + +t.write("sleep.bat", """\ +::@timeout /T %1 /NOBREAK >nul +@ping 127.0.0.1 -n 2 -w 1000 >nul +@ping 127.0.0.1 -n %1 -w 1000 >nul +@exit /B 0 +""") + +t.write("jamroot.jam", """\ +import common ; +import os ; + +if [ os.name ] = NT +{ + SLEEP = call sleep.bat ; +} +else +{ + SLEEP = sleep ; +} + +rule copy { common.copy $(<) : $(>) ; } +actions copy { $(SLEEP) 1 } + +make header2.h : header2.in : @copy ; +exe test : test2.cpp test1.cpp : <implicit-dependency>header2.h <include>. ; +""") + +t.run_build_system(["-j2", "test"]) +t.expect_addition("bin/$toolset/debug/header2.h") +t.expect_addition("bin/$toolset/debug/test1.obj") +t.expect_addition("bin/$toolset/debug/test2.obj") +t.expect_addition("bin/$toolset/debug/test.exe") +t.expect_nothing_more() + +t.cleanup() |