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Add CanonPath::makeRelative()

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This commit is contained in:
Eelco Dolstra 2023-03-30 15:48:39 +02:00
parent 1829e7ccac
commit 7ebaf0252a
3 changed files with 44 additions and 0 deletions
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11
src/libutil/tests/canon-path.cc
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@ -152,4 +152,15 @@ namespace nix {
ASSERT_TRUE (CanonPath("/").isAllowed(allowed));
}
}
TEST(CanonPath, makeRelative) {
CanonPath d("/foo/bar");
ASSERT_EQ(d.makeRelative(CanonPath("/foo/bar")), ".");
ASSERT_EQ(d.makeRelative(CanonPath("/foo")), "..");
ASSERT_EQ(d.makeRelative(CanonPath("/")), "../..");
ASSERT_EQ(d.makeRelative(CanonPath("/foo/bar/xyzzy")), "xyzzy");
ASSERT_EQ(d.makeRelative(CanonPath("/foo/bar/xyzzy/bla")), "xyzzy/bla");
ASSERT_EQ(d.makeRelative(CanonPath("/foo/xyzzy/bla")), "../xyzzy/bla");
ASSERT_EQ(d.makeRelative(CanonPath("/xyzzy/bla")), "../../xyzzy/bla");
}
}