platform_build_soong/zip/zip_test.go
Colin Cross 7ddd08ad2b Allow duplicate files inputs in soong_zip
Accept duplicate file inputs in soong_zip when they are the same
source file.  This came up when trying to zip lint srcs, as some
java modules have duplicate source files that seem to be ignored
by javac.

Test: TestZip
Bug: 216456886
Change-Id: I8c43df9aded8cf094afaed79cca2b9eb091cc861
2022-08-15 16:05:03 -07:00

628 lines
15 KiB
Go

// Copyright 2018 Google Inc. All rights reserved.
//
// 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 zip
import (
"bytes"
"hash/crc32"
"io"
"os"
"reflect"
"syscall"
"testing"
"android/soong/third_party/zip"
"github.com/google/blueprint/pathtools"
)
var (
fileA = []byte("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")
fileB = []byte("BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB")
fileC = []byte("CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC")
fileEmpty = []byte("")
fileManifest = []byte("Manifest-Version: 1.0\nCreated-By: soong_zip\n\n")
fileCustomManifest = []byte("Custom manifest: true\n")
customManifestAfter = []byte("Manifest-Version: 1.0\nCreated-By: soong_zip\nCustom manifest: true\n\n")
)
var mockFs = pathtools.MockFs(map[string][]byte{
"a/a/a": fileA,
"a/a/b": fileB,
"a/a/c -> ../../c": nil,
"dangling -> missing": nil,
"a/a/d -> b": nil,
"c": fileC,
"d/a/a": nil,
"l_nl": []byte("a/a/a\na/a/b\nc\n\\[\n"),
"l_sp": []byte("a/a/a a/a/b c \\["),
"l2": []byte("missing\n"),
"rsp": []byte("'a/a/a'\na/a/b\n'@'\n'foo'\\''bar'\n'['"),
"@ -> c": nil,
"foo'bar -> c": nil,
"manifest.txt": fileCustomManifest,
"[": fileEmpty,
})
func fh(name string, contents []byte, method uint16) zip.FileHeader {
return zip.FileHeader{
Name: name,
Method: method,
CRC32: crc32.ChecksumIEEE(contents),
UncompressedSize64: uint64(len(contents)),
ExternalAttrs: (syscall.S_IFREG | 0644) << 16,
}
}
func fhManifest(contents []byte) zip.FileHeader {
return zip.FileHeader{
Name: "META-INF/MANIFEST.MF",
Method: zip.Store,
CRC32: crc32.ChecksumIEEE(contents),
UncompressedSize64: uint64(len(contents)),
ExternalAttrs: (syscall.S_IFREG | 0644) << 16,
}
}
func fhLink(name string, to string) zip.FileHeader {
return zip.FileHeader{
Name: name,
Method: zip.Store,
CRC32: crc32.ChecksumIEEE([]byte(to)),
UncompressedSize64: uint64(len(to)),
ExternalAttrs: (syscall.S_IFLNK | 0777) << 16,
}
}
func fhDir(name string) zip.FileHeader {
return zip.FileHeader{
Name: name,
Method: zip.Store,
CRC32: crc32.ChecksumIEEE(nil),
UncompressedSize64: 0,
ExternalAttrs: (syscall.S_IFDIR|0755)<<16 | 0x10,
}
}
func fileArgsBuilder() *FileArgsBuilder {
return &FileArgsBuilder{
fs: mockFs,
}
}
func TestZip(t *testing.T) {
testCases := []struct {
name string
args *FileArgsBuilder
compressionLevel int
emulateJar bool
nonDeflatedFiles map[string]bool
dirEntries bool
manifest string
storeSymlinks bool
ignoreMissingFiles bool
files []zip.FileHeader
err error
}{
{
name: "empty args",
args: fileArgsBuilder(),
files: []zip.FileHeader{},
},
{
name: "files",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b").
File("c").
File(`\[`),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
fh("c", fileC, zip.Deflate),
fh("[", fileEmpty, zip.Store),
},
},
{
name: "files glob",
args: fileArgsBuilder().
SourcePrefixToStrip("a").
File("a/**/*"),
compressionLevel: 9,
storeSymlinks: true,
files: []zip.FileHeader{
fh("a/a", fileA, zip.Deflate),
fh("a/b", fileB, zip.Deflate),
fhLink("a/c", "../../c"),
fhLink("a/d", "b"),
},
},
{
name: "dir",
args: fileArgsBuilder().
SourcePrefixToStrip("a").
Dir("a"),
compressionLevel: 9,
storeSymlinks: true,
files: []zip.FileHeader{
fh("a/a", fileA, zip.Deflate),
fh("a/b", fileB, zip.Deflate),
fhLink("a/c", "../../c"),
fhLink("a/d", "b"),
},
},
{
name: "stored files",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b").
File("c"),
compressionLevel: 0,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Store),
fh("a/a/b", fileB, zip.Store),
fh("c", fileC, zip.Store),
},
},
{
name: "symlinks in zip",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b").
File("a/a/c").
File("a/a/d"),
compressionLevel: 9,
storeSymlinks: true,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
fhLink("a/a/c", "../../c"),
fhLink("a/a/d", "b"),
},
},
{
name: "follow symlinks",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b").
File("a/a/c").
File("a/a/d"),
compressionLevel: 9,
storeSymlinks: false,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
fh("a/a/c", fileC, zip.Deflate),
fh("a/a/d", fileB, zip.Deflate),
},
},
{
name: "dangling symlinks",
args: fileArgsBuilder().
File("dangling"),
compressionLevel: 9,
storeSymlinks: true,
files: []zip.FileHeader{
fhLink("dangling", "missing"),
},
},
{
name: "list",
args: fileArgsBuilder().
List("l_nl"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
fh("c", fileC, zip.Deflate),
fh("[", fileEmpty, zip.Store),
},
},
{
name: "list",
args: fileArgsBuilder().
List("l_sp"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
fh("c", fileC, zip.Deflate),
fh("[", fileEmpty, zip.Store),
},
},
{
name: "rsp",
args: fileArgsBuilder().
RspFile("rsp"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
fh("@", fileC, zip.Deflate),
fh("foo'bar", fileC, zip.Deflate),
fh("[", fileEmpty, zip.Store),
},
},
{
name: "prefix in zip",
args: fileArgsBuilder().
PathPrefixInZip("foo").
File("a/a/a").
File("a/a/b").
File("c"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("foo/a/a/a", fileA, zip.Deflate),
fh("foo/a/a/b", fileB, zip.Deflate),
fh("foo/c", fileC, zip.Deflate),
},
},
{
name: "relative root",
args: fileArgsBuilder().
SourcePrefixToStrip("a").
File("a/a/a").
File("a/a/b"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a", fileA, zip.Deflate),
fh("a/b", fileB, zip.Deflate),
},
},
{
name: "multiple relative root",
args: fileArgsBuilder().
SourcePrefixToStrip("a").
File("a/a/a").
SourcePrefixToStrip("a/a").
File("a/a/b"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a", fileA, zip.Deflate),
fh("b", fileB, zip.Deflate),
},
},
{
name: "emulate jar",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b"),
compressionLevel: 9,
emulateJar: true,
files: []zip.FileHeader{
fhDir("META-INF/"),
fhManifest(fileManifest),
fhDir("a/"),
fhDir("a/a/"),
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
},
},
{
name: "emulate jar with manifest",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b"),
compressionLevel: 9,
emulateJar: true,
manifest: "manifest.txt",
files: []zip.FileHeader{
fhDir("META-INF/"),
fhManifest(customManifestAfter),
fhDir("a/"),
fhDir("a/a/"),
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
},
},
{
name: "dir entries",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b"),
compressionLevel: 9,
dirEntries: true,
files: []zip.FileHeader{
fhDir("a/"),
fhDir("a/a/"),
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
},
},
{
name: "junk paths",
args: fileArgsBuilder().
JunkPaths(true).
File("a/a/a").
File("a/a/b"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a", fileA, zip.Deflate),
fh("b", fileB, zip.Deflate),
},
},
{
name: "non deflated files",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b"),
compressionLevel: 9,
nonDeflatedFiles: map[string]bool{"a/a/a": true},
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Store),
fh("a/a/b", fileB, zip.Deflate),
},
},
{
name: "ignore missing files",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/b").
File("missing"),
compressionLevel: 9,
ignoreMissingFiles: true,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
fh("a/a/b", fileB, zip.Deflate),
},
},
{
name: "duplicate sources",
args: fileArgsBuilder().
File("a/a/a").
File("a/a/a"),
compressionLevel: 9,
files: []zip.FileHeader{
fh("a/a/a", fileA, zip.Deflate),
},
},
// errors
{
name: "error missing file",
args: fileArgsBuilder().
File("missing"),
err: os.ErrNotExist,
},
{
name: "error missing dir",
args: fileArgsBuilder().
Dir("missing"),
err: os.ErrNotExist,
},
{
name: "error missing file in list",
args: fileArgsBuilder().
List("l2"),
err: os.ErrNotExist,
},
{
name: "error incorrect relative root",
args: fileArgsBuilder().
SourcePrefixToStrip("b").
File("a/a/a"),
err: IncorrectRelativeRootError{},
},
{
name: "error conflicting file",
args: fileArgsBuilder().
SourcePrefixToStrip("a").
File("a/a/a").
SourcePrefixToStrip("d").
File("d/a/a"),
err: ConflictingFileError{},
},
}
for _, test := range testCases {
t.Run(test.name, func(t *testing.T) {
if test.args.Error() != nil {
t.Fatal(test.args.Error())
}
args := ZipArgs{}
args.FileArgs = test.args.FileArgs()
args.CompressionLevel = test.compressionLevel
args.EmulateJar = test.emulateJar
args.AddDirectoryEntriesToZip = test.dirEntries
args.NonDeflatedFiles = test.nonDeflatedFiles
args.ManifestSourcePath = test.manifest
args.StoreSymlinks = test.storeSymlinks
args.IgnoreMissingFiles = test.ignoreMissingFiles
args.Filesystem = mockFs
args.Stderr = &bytes.Buffer{}
buf := &bytes.Buffer{}
err := zipTo(args, buf)
if (err != nil) != (test.err != nil) {
t.Fatalf("want error %v, got %v", test.err, err)
} else if test.err != nil {
if os.IsNotExist(test.err) {
if !os.IsNotExist(err) {
t.Fatalf("want error %v, got %v", test.err, err)
}
} else if _, wantRelativeRootErr := test.err.(IncorrectRelativeRootError); wantRelativeRootErr {
if _, gotRelativeRootErr := err.(IncorrectRelativeRootError); !gotRelativeRootErr {
t.Fatalf("want error %v, got %v", test.err, err)
}
} else if _, wantConflictingFileError := test.err.(ConflictingFileError); wantConflictingFileError {
if _, gotConflictingFileError := err.(ConflictingFileError); !gotConflictingFileError {
t.Fatalf("want error %v, got %v", test.err, err)
}
} else {
t.Fatalf("want error %v, got %v", test.err, err)
}
return
}
br := bytes.NewReader(buf.Bytes())
zr, err := zip.NewReader(br, int64(br.Len()))
if err != nil {
t.Fatal(err)
}
var files []zip.FileHeader
for _, f := range zr.File {
r, err := f.Open()
if err != nil {
t.Fatalf("error when opening %s: %s", f.Name, err)
}
crc := crc32.NewIEEE()
len, err := io.Copy(crc, r)
r.Close()
if err != nil {
t.Fatalf("error when reading %s: %s", f.Name, err)
}
if uint64(len) != f.UncompressedSize64 {
t.Errorf("incorrect length for %s, want %d got %d", f.Name, f.UncompressedSize64, len)
}
if crc.Sum32() != f.CRC32 {
t.Errorf("incorrect crc for %s, want %x got %x", f.Name, f.CRC32, crc)
}
files = append(files, f.FileHeader)
}
if len(files) != len(test.files) {
t.Fatalf("want %d files, got %d", len(test.files), len(files))
}
for i := range files {
want := test.files[i]
got := files[i]
if want.Name != got.Name {
t.Errorf("incorrect file %d want %q got %q", i, want.Name, got.Name)
continue
}
if want.UncompressedSize64 != got.UncompressedSize64 {
t.Errorf("incorrect file %s length want %v got %v", want.Name,
want.UncompressedSize64, got.UncompressedSize64)
}
if want.ExternalAttrs != got.ExternalAttrs {
t.Errorf("incorrect file %s attrs want %x got %x", want.Name,
want.ExternalAttrs, got.ExternalAttrs)
}
if want.CRC32 != got.CRC32 {
t.Errorf("incorrect file %s crc want %v got %v", want.Name,
want.CRC32, got.CRC32)
}
if want.Method != got.Method {
t.Errorf("incorrect file %s method want %v got %v", want.Name,
want.Method, got.Method)
}
}
})
}
}
func TestSrcJar(t *testing.T) {
mockFs := pathtools.MockFs(map[string][]byte{
"wrong_package.java": []byte("package foo;"),
"foo/correct_package.java": []byte("package foo;"),
"src/no_package.java": nil,
"src2/parse_error.java": []byte("error"),
})
want := []string{
"foo/",
"foo/wrong_package.java",
"foo/correct_package.java",
"no_package.java",
"src2/",
"src2/parse_error.java",
}
args := ZipArgs{}
args.FileArgs = NewFileArgsBuilder().File("**/*.java").FileArgs()
args.SrcJar = true
args.AddDirectoryEntriesToZip = true
args.Filesystem = mockFs
args.Stderr = &bytes.Buffer{}
buf := &bytes.Buffer{}
err := zipTo(args, buf)
if err != nil {
t.Fatalf("got error %v", err)
}
br := bytes.NewReader(buf.Bytes())
zr, err := zip.NewReader(br, int64(br.Len()))
if err != nil {
t.Fatal(err)
}
var got []string
for _, f := range zr.File {
r, err := f.Open()
if err != nil {
t.Fatalf("error when opening %s: %s", f.Name, err)
}
crc := crc32.NewIEEE()
len, err := io.Copy(crc, r)
r.Close()
if err != nil {
t.Fatalf("error when reading %s: %s", f.Name, err)
}
if uint64(len) != f.UncompressedSize64 {
t.Errorf("incorrect length for %s, want %d got %d", f.Name, f.UncompressedSize64, len)
}
if crc.Sum32() != f.CRC32 {
t.Errorf("incorrect crc for %s, want %x got %x", f.Name, f.CRC32, crc)
}
got = append(got, f.Name)
}
if !reflect.DeepEqual(want, got) {
t.Errorf("want files %q, got %q", want, got)
}
}