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AK: Add LexicalPath::is_child_of

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This API checks whether this path is a child of (or the same as) another
path.
This commit is contained in:
kleines Filmröllchen 2022-06-24 00:40:21 +02:00 • committed by Linus Groh
parent 4625f7aab5
commit 16ca41ec10
3 changed files with 58 additions and 0 deletions
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41
Tests/AK/TestLexicalPath.cpp
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@ -208,3 +208,44 @@ TEST_CASE(parent)
EXPECT_EQ(parent.string(), "/");
}
}
TEST_CASE(is_child_of)
{
{
LexicalPath parent("/a/parent/directory");
LexicalPath child("/a/parent/directory/a/child");
LexicalPath mismatching("/not/a/child/directory");
EXPECT(child.is_child_of(parent));
EXPECT(child.is_child_of(child));
EXPECT(parent.is_child_of(parent));
EXPECT(!parent.is_child_of(child));
EXPECT(!mismatching.is_child_of(parent));
EXPECT(parent.is_child_of(parent.parent()));
EXPECT(child.parent().parent().is_child_of(parent));
EXPECT(!child.parent().parent().parent().is_child_of(parent));
}
{
LexicalPath root("/");
EXPECT(LexicalPath("/").is_child_of(root));
EXPECT(LexicalPath("/any").is_child_of(root));
EXPECT(LexicalPath("/child/directory").is_child_of(root));
}
{
LexicalPath relative("folder");
LexicalPath relative_child("folder/sub");
LexicalPath absolute("/folder");
LexicalPath absolute_child("/folder/sub");
EXPECT(relative_child.is_child_of(relative));
EXPECT(absolute_child.is_child_of(absolute));
EXPECT(relative.is_child_of(absolute));
EXPECT(relative.is_child_of(absolute_child));
EXPECT(relative_child.is_child_of(absolute));
EXPECT(relative_child.is_child_of(absolute_child));
EXPECT(!absolute.is_child_of(relative));
EXPECT(!absolute_child.is_child_of(relative));
EXPECT(!absolute_child.is_child_of(relative_child));
}
}