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Diffstat (limited to 'pkg/sentry/fs/path_test.go')
| -rw-r--r-- | pkg/sentry/fs/path_test.go | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/pkg/sentry/fs/path_test.go b/pkg/sentry/fs/path_test.go new file mode 100644 index 000000000..7ab070855 --- /dev/null +++ b/pkg/sentry/fs/path_test.go @@ -0,0 +1,211 @@ +// Copyright 2018 Google Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package fs + +import ( + "testing" +) + +// TestSplitLast tests variants of path splitting. +func TestSplitLast(t *testing.T) { + cases := []struct { + path string + dir string + file string + }{ + {path: "/", dir: "/", file: "."}, + {path: "/.", dir: "/", file: "."}, + {path: "/./", dir: "/", file: "."}, + {path: "/./.", dir: "/.", file: "."}, + {path: "/././", dir: "/.", file: "."}, + {path: "/./..", dir: "/.", file: ".."}, + {path: "/./../", dir: "/.", file: ".."}, + {path: "/..", dir: "/", file: ".."}, + {path: "/../", dir: "/", file: ".."}, + {path: "/../.", dir: "/..", file: "."}, + {path: "/.././", dir: "/..", file: "."}, + {path: "/../..", dir: "/..", file: ".."}, + {path: "/../../", dir: "/..", file: ".."}, + + {path: "", dir: ".", file: "."}, + {path: ".", dir: ".", file: "."}, + {path: "./", dir: ".", file: "."}, + {path: "./.", dir: ".", file: "."}, + {path: "././", dir: ".", file: "."}, + {path: "./..", dir: ".", file: ".."}, + {path: "./../", dir: ".", file: ".."}, + {path: "..", dir: ".", file: ".."}, + {path: "../", dir: ".", file: ".."}, + {path: "../.", dir: "..", file: "."}, + {path: ".././", dir: "..", file: "."}, + {path: "../..", dir: "..", file: ".."}, + {path: "../../", dir: "..", file: ".."}, + + {path: "/foo", dir: "/", file: "foo"}, + {path: "/foo/", dir: "/", file: "foo"}, + {path: "/foo/.", dir: "/foo", file: "."}, + {path: "/foo/./", dir: "/foo", file: "."}, + {path: "/foo/./.", dir: "/foo/.", file: "."}, + {path: "/foo/./..", dir: "/foo/.", file: ".."}, + {path: "/foo/..", dir: "/foo", file: ".."}, + {path: "/foo/../", dir: "/foo", file: ".."}, + {path: "/foo/../.", dir: "/foo/..", file: "."}, + {path: "/foo/../..", dir: "/foo/..", file: ".."}, + + {path: "/foo/bar", dir: "/foo", file: "bar"}, + {path: "/foo/bar/", dir: "/foo", file: "bar"}, + {path: "/foo/bar/.", dir: "/foo/bar", file: "."}, + {path: "/foo/bar/./", dir: "/foo/bar", file: "."}, + {path: "/foo/bar/./.", dir: "/foo/bar/.", file: "."}, + {path: "/foo/bar/./..", dir: "/foo/bar/.", file: ".."}, + {path: "/foo/bar/..", dir: "/foo/bar", file: ".."}, + {path: "/foo/bar/../", dir: "/foo/bar", file: ".."}, + {path: "/foo/bar/../.", dir: "/foo/bar/..", file: "."}, + {path: "/foo/bar/../..", dir: "/foo/bar/..", file: ".."}, + + {path: "foo", dir: ".", file: "foo"}, + {path: "foo", dir: ".", file: "foo"}, + {path: "foo/", dir: ".", file: "foo"}, + {path: "foo/.", dir: "foo", file: "."}, + {path: "foo/./", dir: "foo", file: "."}, + {path: "foo/./.", dir: "foo/.", file: "."}, + {path: "foo/./..", dir: "foo/.", file: ".."}, + {path: "foo/..", dir: "foo", file: ".."}, + {path: "foo/../", dir: "foo", file: ".."}, + {path: "foo/../.", dir: "foo/..", file: "."}, + {path: "foo/../..", dir: "foo/..", file: ".."}, + {path: "foo/", dir: ".", file: "foo"}, + {path: "foo/.", dir: "foo", file: "."}, + + {path: "foo/bar", dir: "foo", file: "bar"}, + {path: "foo/bar/", dir: "foo", file: "bar"}, + {path: "foo/bar/.", dir: "foo/bar", file: "."}, + {path: "foo/bar/./", dir: "foo/bar", file: "."}, + {path: "foo/bar/./.", dir: "foo/bar/.", file: "."}, + {path: "foo/bar/./..", dir: "foo/bar/.", file: ".."}, + {path: "foo/bar/..", dir: "foo/bar", file: ".."}, + {path: "foo/bar/../", dir: "foo/bar", file: ".."}, + {path: "foo/bar/../.", dir: "foo/bar/..", file: "."}, + {path: "foo/bar/../..", dir: "foo/bar/..", file: ".."}, + {path: "foo/bar/", dir: "foo", file: "bar"}, + {path: "foo/bar/.", dir: "foo/bar", file: "."}, + } + + for _, c := range cases { + dir, file := SplitLast(c.path) + if dir != c.dir || file != c.file { + t.Errorf("SplitLast(%q) got (%q, %q), expected (%q, %q)", c.path, dir, file, c.dir, c.file) + } + } +} + +// TestSplitFirst tests variants of path splitting. +func TestSplitFirst(t *testing.T) { + cases := []struct { + path string + first string + remainder string + }{ + {path: "/", first: "/", remainder: ""}, + {path: "/.", first: "/", remainder: "."}, + {path: "///.", first: "/", remainder: "//."}, + {path: "/.///", first: "/", remainder: "."}, + {path: "/./.", first: "/", remainder: "./."}, + {path: "/././", first: "/", remainder: "./."}, + {path: "/./..", first: "/", remainder: "./.."}, + {path: "/./../", first: "/", remainder: "./.."}, + {path: "/..", first: "/", remainder: ".."}, + {path: "/../", first: "/", remainder: ".."}, + {path: "/../.", first: "/", remainder: "../."}, + {path: "/.././", first: "/", remainder: "../."}, + {path: "/../..", first: "/", remainder: "../.."}, + {path: "/../../", first: "/", remainder: "../.."}, + + {path: "", first: ".", remainder: ""}, + {path: ".", first: ".", remainder: ""}, + {path: "./", first: ".", remainder: ""}, + {path: ".///", first: ".", remainder: ""}, + {path: "./.", first: ".", remainder: "."}, + {path: "././", first: ".", remainder: "."}, + {path: "./..", first: ".", remainder: ".."}, + {path: "./../", first: ".", remainder: ".."}, + {path: "..", first: "..", remainder: ""}, + {path: "../", first: "..", remainder: ""}, + {path: "../.", first: "..", remainder: "."}, + {path: ".././", first: "..", remainder: "."}, + {path: "../..", first: "..", remainder: ".."}, + {path: "../../", first: "..", remainder: ".."}, + + {path: "/foo", first: "/", remainder: "foo"}, + {path: "/foo/", first: "/", remainder: "foo"}, + {path: "/foo///", first: "/", remainder: "foo"}, + {path: "/foo/.", first: "/", remainder: "foo/."}, + {path: "/foo/./", first: "/", remainder: "foo/."}, + {path: "/foo/./.", first: "/", remainder: "foo/./."}, + {path: "/foo/./..", first: "/", remainder: "foo/./.."}, + {path: "/foo/..", first: "/", remainder: "foo/.."}, + {path: "/foo/../", first: "/", remainder: "foo/.."}, + {path: "/foo/../.", first: "/", remainder: "foo/../."}, + {path: "/foo/../..", first: "/", remainder: "foo/../.."}, + + {path: "/foo/bar", first: "/", remainder: "foo/bar"}, + {path: "///foo/bar", first: "/", remainder: "//foo/bar"}, + {path: "/foo///bar", first: "/", remainder: "foo///bar"}, + {path: "/foo/bar/.", first: "/", remainder: "foo/bar/."}, + {path: "/foo/bar/./", first: "/", remainder: "foo/bar/."}, + {path: "/foo/bar/./.", first: "/", remainder: "foo/bar/./."}, + {path: "/foo/bar/./..", first: "/", remainder: "foo/bar/./.."}, + {path: "/foo/bar/..", first: "/", remainder: "foo/bar/.."}, + {path: "/foo/bar/../", first: "/", remainder: "foo/bar/.."}, + {path: "/foo/bar/../.", first: "/", remainder: "foo/bar/../."}, + {path: "/foo/bar/../..", first: "/", remainder: "foo/bar/../.."}, + + {path: "foo", first: "foo", remainder: ""}, + {path: "foo", first: "foo", remainder: ""}, + {path: "foo/", first: "foo", remainder: ""}, + {path: "foo///", first: "foo", remainder: ""}, + {path: "foo/.", first: "foo", remainder: "."}, + {path: "foo/./", first: "foo", remainder: "."}, + {path: "foo/./.", first: "foo", remainder: "./."}, + {path: "foo/./..", first: "foo", remainder: "./.."}, + {path: "foo/..", first: "foo", remainder: ".."}, + {path: "foo/../", first: "foo", remainder: ".."}, + {path: "foo/../.", first: "foo", remainder: "../."}, + {path: "foo/../..", first: "foo", remainder: "../.."}, + {path: "foo/", first: "foo", remainder: ""}, + {path: "foo/.", first: "foo", remainder: "."}, + + {path: "foo/bar", first: "foo", remainder: "bar"}, + {path: "foo///bar", first: "foo", remainder: "bar"}, + {path: "foo/bar/", first: "foo", remainder: "bar"}, + {path: "foo/bar/.", first: "foo", remainder: "bar/."}, + {path: "foo/bar/./", first: "foo", remainder: "bar/."}, + {path: "foo/bar/./.", first: "foo", remainder: "bar/./."}, + {path: "foo/bar/./..", first: "foo", remainder: "bar/./.."}, + {path: "foo/bar/..", first: "foo", remainder: "bar/.."}, + {path: "foo/bar/../", first: "foo", remainder: "bar/.."}, + {path: "foo/bar/../.", first: "foo", remainder: "bar/../."}, + {path: "foo/bar/../..", first: "foo", remainder: "bar/../.."}, + {path: "foo/bar/", first: "foo", remainder: "bar"}, + {path: "foo/bar/.", first: "foo", remainder: "bar/."}, + } + + for _, c := range cases { + first, remainder := SplitFirst(c.path) + if first != c.first || remainder != c.remainder { + t.Errorf("SplitFirst(%q) got (%q, %q), expected (%q, %q)", c.path, first, remainder, c.first, c.remainder) + } + } +} |