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// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package vcs
import (
"errors"
"io/ioutil"
"os"
"path"
"path/filepath"
"reflect"
"runtime"
"strings"
"testing"
)
// Test that RepoRootForImportPath creates the correct RepoRoot for a given importPath.
// TODO(cmang): Add tests for SVN and BZR.
func TestRepoRootForImportPath(t *testing.T) {
if runtime.GOOS == "android" {
t.Skipf("incomplete source tree on %s", runtime.GOOS)
}
tests := []struct {
path string
want *RepoRoot
}{
{
"github.com/golang/groupcache",
&RepoRoot{
VCS: vcsGit,
Repo: "https://github.com/golang/groupcache",
},
},
// Unicode letters in directories (issue 18660).
{
"github.com/user/unicode/испытание",
&RepoRoot{
VCS: vcsGit,
Repo: "https://github.com/user/unicode",
},
},
}
for _, test := range tests {
got, err := RepoRootForImportPath(test.path, false)
if err != nil {
t.Errorf("RepoRootForImportPath(%q): %v", test.path, err)
continue
}
want := test.want
if got.VCS.Name != want.VCS.Name || got.Repo != want.Repo {
t.Errorf("RepoRootForImportPath(%q) = VCS(%s) Repo(%s), want VCS(%s) Repo(%s)", test.path, got.VCS, got.Repo, want.VCS, want.Repo)
}
}
}
// Test that FromDir correctly inspects a given directory and returns the right VCS and root.
func TestFromDir(t *testing.T) {
tempDir, err := ioutil.TempDir("", "vcstest")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tempDir)
for j, vcs := range vcsList {
dir := filepath.Join(tempDir, "example.com", vcs.Name, "."+vcs.Cmd)
if j&1 == 0 {
err := os.MkdirAll(dir, 0755)
if err != nil {
t.Fatal(err)
}
} else {
err := os.MkdirAll(filepath.Dir(dir), 0755)
if err != nil {
t.Fatal(err)
}
f, err := os.Create(dir)
if err != nil {
t.Fatal(err)
}
f.Close()
}
want := RepoRoot{
VCS: vcs,
Root: path.Join("example.com", vcs.Name),
}
var got RepoRoot
got.VCS, got.Root, err = FromDir(dir, tempDir)
if err != nil {
t.Errorf("FromDir(%q, %q): %v", dir, tempDir, err)
continue
}
if got.VCS.Name != want.VCS.Name || got.Root != want.Root {
t.Errorf("FromDir(%q, %q) = VCS(%s) Root(%s), want VCS(%s) Root(%s)", dir, tempDir, got.VCS, got.Root, want.VCS, want.Root)
}
}
}
var parseMetaGoImportsTests = []struct {
in string
out []metaImport
}{
{
`<meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">`,
[]metaImport{{"foo/bar", "git", "https://github.com/rsc/foo/bar"}},
},
{
`<meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">
<meta name="go-import" content="baz/quux git http://github.com/rsc/baz/quux">`,
[]metaImport{
{"foo/bar", "git", "https://github.com/rsc/foo/bar"},
{"baz/quux", "git", "http://github.com/rsc/baz/quux"},
},
},
{
`<meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">
<meta name="go-import" content="foo/bar mod http://github.com/rsc/baz/quux">`,
[]metaImport{
{"foo/bar", "git", "https://github.com/rsc/foo/bar"},
},
},
{
`<meta name="go-import" content="foo/bar mod http://github.com/rsc/baz/quux">
<meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">`,
[]metaImport{
{"foo/bar", "git", "https://github.com/rsc/foo/bar"},
},
},
{
`<head>
<meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">
</head>`,
[]metaImport{{"foo/bar", "git", "https://github.com/rsc/foo/bar"}},
},
{
`<meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">
<body>`,
[]metaImport{{"foo/bar", "git", "https://github.com/rsc/foo/bar"}},
},
{
`<!doctype html><meta name="go-import" content="foo/bar git https://github.com/rsc/foo/bar">`,
[]metaImport{{"foo/bar", "git", "https://github.com/rsc/foo/bar"}},
},
{
// XML doesn't like <div style=position:relative>.
`<!doctype html><title>Page Not Found</title><meta name=go-import content="chitin.io/chitin git https://github.com/chitin-io/chitin"><div style=position:relative>DRAFT</div>`,
[]metaImport{{"chitin.io/chitin", "git", "https://github.com/chitin-io/chitin"}},
},
{
`<meta name="go-import" content="myitcv.io git https://github.com/myitcv/x">
<meta name="go-import" content="myitcv.io/blah2 mod https://raw.githubusercontent.com/myitcv/pubx/master">
`,
[]metaImport{{"myitcv.io", "git", "https://github.com/myitcv/x"}},
},
}
func TestParseMetaGoImports(t *testing.T) {
for i, tt := range parseMetaGoImportsTests {
out, err := parseMetaGoImports(strings.NewReader(tt.in))
if err != nil {
t.Errorf("test#%d: %v", i, err)
continue
}
if !reflect.DeepEqual(out, tt.out) {
t.Errorf("test#%d:\n\thave %q\n\twant %q", i, out, tt.out)
}
}
}
func TestValidateRepoRoot(t *testing.T) {
tests := []struct {
root string
ok bool
}{
{
root: "",
ok: false,
},
{
root: "http://",
ok: true,
},
{
root: "git+ssh://",
ok: true,
},
{
root: "http#://",
ok: false,
},
{
root: "-config",
ok: false,
},
{
root: "-config://",
ok: false,
},
}
for _, test := range tests {
err := validateRepoRoot(test.root)
ok := err == nil
if ok != test.ok {
want := "error"
if test.ok {
want = "nil"
}
t.Errorf("validateRepoRoot(%q) = %q, want %s", test.root, err, want)
}
}
}
func TestMatchGoImport(t *testing.T) {
tests := []struct {
imports []metaImport
path string
mi metaImport
err error
}{
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo",
mi: metaImport{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo/",
mi: metaImport{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/fooa", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo",
mi: metaImport{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/fooa", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/fooa",
mi: metaImport{Prefix: "example.com/user/fooa", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/foo/bar", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo/bar",
err: errors.New("should not be allowed to create nested repo"),
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/foo/bar", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo/bar/baz",
err: errors.New("should not be allowed to create nested repo"),
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/foo/bar", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo/bar/baz/qux",
err: errors.New("should not be allowed to create nested repo"),
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/foo/bar", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com/user/foo/bar/baz/",
err: errors.New("should not be allowed to create nested repo"),
},
{
imports: []metaImport{
{Prefix: "example.com/user/foo", VCS: "git", RepoRoot: "https://example.com/repo/target"},
{Prefix: "example.com/user/foo/bar", VCS: "git", RepoRoot: "https://example.com/repo/target"},
},
path: "example.com",
err: errors.New("pathologically short path"),
},
}
for _, test := range tests {
mi, err := matchGoImport(test.imports, test.path)
if mi != test.mi {
t.Errorf("unexpected metaImport; got %v, want %v", mi, test.mi)
}
got := err
want := test.err
if (got == nil) != (want == nil) {
t.Errorf("unexpected error; got %v, want %v", got, want)
}
}
}