351 lines
11 KiB
Python
351 lines
11 KiB
Python
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#!/usr/bin/python
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# Copyright 2014-2015 Steven Watanabe
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)
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# Tests the link-directory rule used to create the
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# common boost/ directory in the new git layout.
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import BoostBuild
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def ignore_config(t):
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"""These files are created by the configuration logic in link.jam
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They may or may not exist, depending on the system."""
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t.ignore("bin/symlink/test-hardlink")
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t.ignore("bin/test-hardlink-source")
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t.ignore("bin/test-symlink")
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t.ignore("bin/test-symlink-source")
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def test_basic():
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"""Test creation of a single link"""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.run_build_system()
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t.expect_addition("include/file1.h")
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t.expect_content("include/file1.h", "file1")
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ignore_config(t)
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t.expect_nothing_more()
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t.cleanup()
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def test_merge_two():
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"""Test merging two directories"""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.write("src/dir2/include/file2.h", "file2")
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t.run_build_system()
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t.expect_addition("include/file1.h")
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t.expect_content("include/file1.h", "file1")
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t.expect_addition("include/file2.h")
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t.expect_content("include/file2.h", "file2")
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ignore_config(t)
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t.expect_nothing_more()
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t.cleanup()
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def test_merge_existing(group1, group2):
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"""Test adding a link when a different symlink already exists"""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.write("src/dir2/include/file2.h", "file2")
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t.run_build_system(group1)
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if "dir1-link" in group1:
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t.expect_addition("include/file1.h")
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t.expect_content("include/file1.h", "file1")
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if "dir2-link" in group1:
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t.expect_addition("include/file2.h")
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t.expect_content("include/file2.h", "file2")
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ignore_config(t)
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t.expect_nothing_more()
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t.run_build_system(group2)
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if "dir1-link" in group2:
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if "dir1-link" not in group1:
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t.expect_addition("include/file1.h")
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else:
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# When a directory is split the link needs to be recreated.
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# On Windows, the test system checks the mod time of the
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# link rather than the link target, so this may be seen as
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# an update.
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t.ignore_touch("include/file1.h")
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t.expect_content("include/file1.h", "file1")
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else:
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t.ignore_removal("include/file1.h")
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if "dir2-link" in group2:
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if "dir2-link" not in group1:
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t.expect_addition("include/file2.h")
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else:
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t.ignore_touch("include/file2.h")
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t.expect_content("include/file2.h", "file2")
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else:
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t.ignore_removal("include/file2.h")
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ignore_config(t)
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t.expect_nothing_more()
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t.cleanup()
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def test_merge_existing_all():
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test_merge_existing(["dir1-link"], ["dir2-link"])
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test_merge_existing(["dir2-link"], ["dir1-link"])
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test_merge_existing(["dir1-link"], ["dir1-link", "dir2-link"])
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test_merge_existing(["dir2-link"], ["dir1-link", "dir2-link"])
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def test_merge_recursive():
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"Test merging several directories including common prefixes"
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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link-directory dir3-link : src/dir3/include : <location>. ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.write("src/dir2/include/file2.h", "file2")
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t.write("src/dir2/include/nested/file3.h", "file3")
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t.write("src/dir3/include/nested/file4.h", "file4")
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t.run_build_system()
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t.expect_addition("include/file1.h")
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t.expect_content("include/file1.h", "file1")
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t.expect_addition("include/file2.h")
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t.expect_content("include/file2.h", "file2")
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t.expect_addition("include/nested/file3.h")
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t.expect_content("include/nested/file3.h", "file3")
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t.expect_addition("include/nested/file4.h")
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t.expect_content("include/nested/file4.h", "file4")
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ignore_config(t)
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t.expect_nothing_more()
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t.cleanup()
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def test_merge_recursive_existing(group1, group2):
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"Test merging several directories including common prefixes."
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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link-directory dir3-link : src/dir3/include : <location>. ;
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link-directory dir4-link : src/dir4/include : <location>. ;
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link-directory dir5-link : src/dir5/include : <location>. ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.write("src/dir2/include/nested/file2.h", "file2")
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t.write("src/dir3/include/nested/file3.h", "file3")
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t.write("src/dir4/include/nested/xxx/yyy/file4.h", "file4")
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t.write("src/dir5/include/nested/xxx/yyy/file5.h", "file5")
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t.run_build_system(group1)
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t.run_build_system(group2 + ["-d+12"])
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def check_file(target, file):
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if target in group2:
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if target in group1:
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t.ignore_touch(file)
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else:
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t.expect_addition(file)
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check_file("dir1-link", "include/file1.h")
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check_file("dir2-link", "include/nested/file2.h")
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check_file("dir3-link", "include/nested/file3.h")
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check_file("dir4-link", "include/nested/xxx/yyy/file4.h")
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check_file("dir5-link", "include/nested/xxx/yyy/file5.h")
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ignore_config(t)
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t.expect_nothing_more()
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t.cleanup()
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def test_merge_recursive_existing_all():
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# These should create a link
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test_merge_recursive_existing(["dir2-link"], ["dir2-link", "dir1-link"])
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test_merge_recursive_existing(["dir2-link"], ["dir1-link", "dir2-link"])
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# These should create a directory
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test_merge_recursive_existing(["dir2-link"], ["dir2-link", "dir3-link"])
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test_merge_recursive_existing(["dir2-link"], ["dir3-link", "dir2-link"])
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# It should work even if we have to create many intermediate subdirectories
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test_merge_recursive_existing(["dir4-link"], ["dir4-link", "dir5-link"])
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test_merge_recursive_existing(["dir4-link"], ["dir5-link", "dir4-link"])
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def test_include_scan():
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"""Make sure that the #include scanner finds the headers"""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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obj test : test.cpp :
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<include>include
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<implicit-dependency>dir1-link
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<implicit-dependency>dir2-link ;
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""")
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t.write("src/dir1/include/file1.h", "#include <file2.h>\n")
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t.write("src/dir2/include/file2.h", "int f();\n")
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t.write("test.cpp", """\
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#include <file1.h>
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int main() { f(); }
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""");
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t.run_build_system(["test"])
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t.expect_addition("bin/$toolset/debug*/test.obj")
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t.run_build_system()
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t.expect_nothing_more()
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t.cleanup()
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def test_include_scan_merge_existing():
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"""Make sure that files are replaced if needed when merging in
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a new directory"""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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obj test : test.cpp :
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<include>include
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<implicit-dependency>dir1-link
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<implicit-dependency>dir2-link ;
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""")
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t.write("src/dir1/include/file1.h", "int f();")
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t.write("src/dir2/include/file2.h", "#include <file1.h>")
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t.write("test.cpp", """\
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#include <file2.h>
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int main() { f(); }
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""")
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t.run_build_system(["dir2-link"])
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t.run_build_system(["test"])
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t.expect_addition("include/file1.h")
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t.expect_addition("bin/$toolset/debug*/test.obj")
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t.ignore_touch("include/file2.h")
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t.expect_nothing_more()
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t.cleanup()
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def test_update_file_link(params1, params2):
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"""Tests the behavior of updates when changing the link mode.
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The link needs to be updated iff the original was a copy."""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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import project ;
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import property-set ;
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import modules ;
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if --no-symlinks in [ modules.peek : ARGV ]
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{
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modules.poke link : .can-symlink : false ;
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}
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if --no-hardlinks in [ modules.peek : ARGV ]
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{
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modules.poke link : .can-hardlink : false ;
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}
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.project = [ project.current ] ;
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.has-files = [ glob include/file1.h ] ;
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rule can-link ( properties * ) {
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if ( ! [ link.can-symlink $(.project) ] ) &&
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( ! [ link.can-hardlink $(.project) ] )
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{
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ECHO links unsupported ;
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}
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}
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# Use two directories so that we link to individual files.
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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alias check-linking : : <conditional>@can-link ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.write("src/dir2/include/file2.h", "file2")
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t.run_build_system(params1)
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ignore_config(t)
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t.expect_addition("include/file1.h")
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t.expect_addition("include/file2.h")
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t.expect_nothing_more()
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using_links = "links unsupported" not in t.stdout()
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t.touch("src/dir1/include/file1.h")
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t.run_build_system(params2)
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if not using_links: t.expect_touch("include/file1.h")
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ignore_config(t)
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t.expect_nothing_more()
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t.cleanup()
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def test_update_file_link_all():
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"""Test all nine possible combinations of two runs."""
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possible_args = [[], ["--no-symlinks"], ["--no-symlinks", "--no-hardlinks"]]
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for arg1 in possible_args:
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for arg2 in possible_args:
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test_update_file_link(arg1, arg2)
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def test_error_duplicate():
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"""Test that linking a single file from
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multiple sources causes a hard error."""
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """\
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import link ;
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link-directory dir1-link : src/dir1/include : <location>. ;
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link-directory dir2-link : src/dir2/include : <location>. ;
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""")
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t.write("src/dir1/include/file1.h", "file1")
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t.write("src/dir2/include/file1.h", "file2")
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t.run_build_system(status=1)
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t.expect_output_lines(
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["error: Cannot create link include/file1.h to src/dir2/include/file1.h.",
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"error: Link previously defined to another file, src/dir1/include/file1.h."])
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t.cleanup()
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test_basic()
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test_merge_two()
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test_merge_existing_all()
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test_merge_recursive()
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test_merge_recursive_existing_all()
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test_include_scan()
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test_include_scan_merge_existing()
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test_update_file_link_all()
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test_error_duplicate()
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