diff options
Diffstat (limited to 'packages/deb/deb_test.go')
| -rw-r--r-- | packages/deb/deb_test.go | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/packages/deb/deb_test.go b/packages/deb/deb_test.go deleted file mode 100644 index fb8a6454c..000000000 --- a/packages/deb/deb_test.go +++ /dev/null @@ -1,205 +0,0 @@ -// Copyright (c) Tailscale Inc & contributors -// SPDX-License-Identifier: BSD-3-Clause - -package deb - -import ( - "bytes" - "crypto/md5" - "crypto/sha1" - "crypto/sha256" - "encoding/hex" - "fmt" - "hash" - "strings" - "testing" - - "github.com/google/go-cmp/cmp" - "github.com/goreleaser/nfpm/v2" - _ "github.com/goreleaser/nfpm/v2/deb" -) - -func TestDebInfo(t *testing.T) { - tests := []struct { - name string - in []byte - want *Info - wantErr bool - }{ - { - name: "simple", - in: mkTestDeb("1.2.3", "amd64"), - want: &Info{ - Version: "1.2.3", - Arch: "amd64", - Control: mkControl( - "Package", "tailscale", - "Version", "1.2.3", - "Section", "net", - "Priority", "extra", - "Architecture", "amd64", - "Maintainer", "Tail Scalar", - "Installed-Size", "0", - "Description", "test package"), - }, - }, - { - name: "arm64", - in: mkTestDeb("1.2.3", "arm64"), - want: &Info{ - Version: "1.2.3", - Arch: "arm64", - Control: mkControl( - "Package", "tailscale", - "Version", "1.2.3", - "Section", "net", - "Priority", "extra", - "Architecture", "arm64", - "Maintainer", "Tail Scalar", - "Installed-Size", "0", - "Description", "test package"), - }, - }, - { - name: "unstable", - in: mkTestDeb("1.7.25", "amd64"), - want: &Info{ - Version: "1.7.25", - Arch: "amd64", - Control: mkControl( - "Package", "tailscale", - "Version", "1.7.25", - "Section", "net", - "Priority", "extra", - "Architecture", "amd64", - "Maintainer", "Tail Scalar", - "Installed-Size", "0", - "Description", "test package"), - }, - }, - - // These truncation tests assume the structure of a .deb - // package, which is as follows: - // magic: 8 bytes - // file header: 60 bytes, before each file blob - // - // The first file in a .deb ar is "debian-binary", which is 4 - // bytes long and consists of "2.0\n". - // The second file is control.tar.gz, which is what we care - // about introspecting for metadata. - // The final file is data.tar.gz, which we don't care about. - // - // The first file in control.tar.gz is the "control" file we - // want to read for metadata. - { - name: "truncated_ar_magic", - in: mkTestDeb("1.7.25", "amd64")[:4], - wantErr: true, - }, - { - name: "truncated_ar_header", - in: mkTestDeb("1.7.25", "amd64")[:30], - wantErr: true, - }, - { - name: "missing_control_tgz", - // Truncate right after the "debian-binary" file, which - // makes the file a valid 1-file archive that's missing - // control.tar.gz. - in: mkTestDeb("1.7.25", "amd64")[:72], - wantErr: true, - }, - { - name: "truncated_tgz", - in: mkTestDeb("1.7.25", "amd64")[:172], - wantErr: true, - }, - } - - for _, test := range tests { - // mkTestDeb returns non-deterministic output due to - // timestamps embedded in the package file, so compute the - // wanted hashes on the fly here. - if test.want != nil { - test.want.MD5 = mkHash(test.in, md5.New) - test.want.SHA1 = mkHash(test.in, sha1.New) - test.want.SHA256 = mkHash(test.in, sha256.New) - } - - t.Run(test.name, func(t *testing.T) { - b := bytes.NewBuffer(test.in) - got, err := Read(b) - if err != nil { - if test.wantErr { - t.Logf("got expected error: %v", err) - return - } - t.Fatalf("reading deb info: %v", err) - } - if diff := diff(got, test.want); diff != "" { - t.Fatalf("parsed info diff (-got+want):\n%s", diff) - } - }) - } -} - -func diff(got, want any) string { - matchField := func(name string) func(p cmp.Path) bool { - return func(p cmp.Path) bool { - if len(p) != 3 { - return false - } - return p[2].String() == "."+name - } - } - toLines := cmp.Transformer("lines", func(b []byte) []string { return strings.Split(string(b), "\n") }) - toHex := cmp.Transformer("hex", func(b []byte) string { return hex.EncodeToString(b) }) - return cmp.Diff(got, want, - cmp.FilterPath(matchField("Control"), toLines), - cmp.FilterPath(matchField("MD5"), toHex), - cmp.FilterPath(matchField("SHA1"), toHex), - cmp.FilterPath(matchField("SHA256"), toHex)) -} - -func mkTestDeb(version, arch string) []byte { - info := nfpm.WithDefaults(&nfpm.Info{ - Name: "tailscale", - Description: "test package", - Arch: arch, - Platform: "linux", - Version: version, - Section: "net", - Priority: "extra", - Maintainer: "Tail Scalar", - }) - - pkg, err := nfpm.Get("deb") - if err != nil { - panic(fmt.Sprintf("getting deb packager: %v", err)) - } - - var b bytes.Buffer - if err := pkg.Package(info, &b); err != nil { - panic(fmt.Sprintf("creating deb package: %v", err)) - } - - return b.Bytes() -} - -func mkControl(fs ...string) []byte { - if len(fs)%2 != 0 { - panic("odd number of control file fields") - } - var b bytes.Buffer - for i := 0; i < len(fs); i = i + 2 { - k, v := fs[i], fs[i+1] - fmt.Fprintf(&b, "%s: %s\n", k, v) - } - return bytes.TrimSpace(b.Bytes()) -} - -func mkHash(b []byte, hasher func() hash.Hash) []byte { - h := hasher() - h.Write(b) - return h.Sum(nil) -} |