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/* Copyright 2016 The Bazel Authors. 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 resolve
import (
"fmt"
"reflect"
"strings"
"testing"
"github.com/bazelbuild/bazel-gazelle/internal/config"
"github.com/bazelbuild/bazel-gazelle/internal/label"
"github.com/bazelbuild/bazel-gazelle/internal/repos"
"golang.org/x/tools/go/vcs"
)
func TestExternalResolver(t *testing.T) {
for _, spec := range []struct {
importpath string
repos []repos.Repo
want label.Label
}{
{
importpath: "example.com/repo",
want: label.New("com_example_repo", "", config.DefaultLibName),
}, {
importpath: "example.com/repo/lib",
want: label.New("com_example_repo", "lib", config.DefaultLibName),
}, {
importpath: "example.com/repo/lib",
repos: []repos.Repo{{
Name: "custom_repo_name",
GoPrefix: "example.com/repo",
}},
want: label.New("custom_repo_name", "lib", config.DefaultLibName),
}, {
importpath: "example.com/repo.git/lib",
want: label.New("com_example_repo_git", "lib", config.DefaultLibName),
}, {
importpath: "example.com/lib",
want: label.New("com_example", "lib", config.DefaultLibName),
},
} {
r := newStubExternalResolver(spec.repos)
l, err := r.resolve(spec.importpath)
if err != nil {
t.Errorf("r.ResolveGo(%q) failed with %v; want success", spec.importpath, err)
continue
}
if got, want := l, spec.want; !reflect.DeepEqual(got, want) {
t.Errorf("r.ResolveGo(%q) = %s; want %s", spec.importpath, got, want)
}
}
}
func newStubExternalResolver(knownRepos []repos.Repo) *externalResolver {
l := label.NewLabeler(&config.Config{})
rc := newStubRemoteCache(knownRepos)
return newExternalResolver(l, rc)
}
func newStubRemoteCache(knownRepos []repos.Repo) *repos.RemoteCache {
rc := repos.NewRemoteCache(knownRepos)
rc.RepoRootForImportPath = stubRepoRootForImportPath
rc.HeadCmd = nil
return rc
}
// stubRepoRootForImportPath is a stub implementation of vcs.RepoRootForImportPath
func stubRepoRootForImportPath(importpath string, verbose bool) (*vcs.RepoRoot, error) {
if strings.HasPrefix(importpath, "example.com/repo.git") {
return &vcs.RepoRoot{
VCS: vcs.ByCmd("git"),
Repo: "https://example.com/repo.git",
Root: "example.com/repo.git",
}, nil
}
if strings.HasPrefix(importpath, "example.com/repo") {
return &vcs.RepoRoot{
VCS: vcs.ByCmd("git"),
Repo: "https://example.com/repo.git",
Root: "example.com/repo",
}, nil
}
if strings.HasPrefix(importpath, "example.com") {
return &vcs.RepoRoot{
VCS: vcs.ByCmd("git"),
Repo: "https://example.com",
Root: "example.com",
}, nil
}
return nil, fmt.Errorf("could not resolve import path: %q", importpath)
}