ref: 0a8c2632d02d19dc986f34f6ea457e4994977002
dir: /refstore/loose/loose_test.go/
package loose_test
import (
"errors"
"os"
"path/filepath"
"slices"
"testing"
"codeberg.org/lindenii/furgit/internal/testgit"
"codeberg.org/lindenii/furgit/objectid"
"codeberg.org/lindenii/furgit/ref"
"codeberg.org/lindenii/furgit/refstore"
"codeberg.org/lindenii/furgit/refstore/loose"
)
func openLooseStore(t *testing.T, repoPath string, algo objectid.Algorithm) *loose.Store {
t.Helper()
root, err := os.OpenRoot(repoPath)
if err != nil {
t.Fatalf("OpenRoot(%q): %v", repoPath, err)
}
t.Cleanup(func() { _ = root.Close() })
store, err := loose.New(root, algo)
if err != nil {
t.Fatalf("loose.New: %v", err)
}
return store
}
func TestLooseResolveAndResolveFully(t *testing.T) {
t.Parallel()
testgit.ForEachAlgorithm(t, func(t *testing.T, algo objectid.Algorithm) { //nolint:thelper
testRepo := testgit.NewRepo(t, testgit.RepoOptions{ObjectFormat: algo, Bare: true})
_, _, commitID := testRepo.MakeCommit(t, "loose refs commit")
testRepo.UpdateRef(t, "refs/heads/main", commitID)
testRepo.SymbolicRef(t, "HEAD", "refs/heads/main")
store := openLooseStore(t, testRepo.Dir(), algo)
resolvedHead, err := store.Resolve("HEAD")
if err != nil {
t.Fatalf("Resolve(HEAD): %v", err)
}
headSym, ok := resolvedHead.(ref.Symbolic)
if !ok {
t.Fatalf("Resolve(HEAD) type = %T, want ref.Symbolic", resolvedHead)
}
if headSym.Target != "refs/heads/main" {
t.Fatalf("Resolve(HEAD) target = %q, want %q", headSym.Target, "refs/heads/main")
}
resolvedMain, err := store.Resolve("refs/heads/main")
if err != nil {
t.Fatalf("Resolve(refs/heads/main): %v", err)
}
mainDet, ok := resolvedMain.(ref.Detached)
if !ok {
t.Fatalf("Resolve(main) type = %T, want ref.Detached", resolvedMain)
}
if mainDet.ID != commitID {
t.Fatalf("Resolve(main) id = %s, want %s", mainDet.ID, commitID)
}
fullHead, err := store.ResolveFully("HEAD")
if err != nil {
t.Fatalf("ResolveFully(HEAD): %v", err)
}
if fullHead.ID != commitID {
t.Fatalf("ResolveFully(HEAD) id = %s, want %s", fullHead.ID, commitID)
}
_, err = store.Resolve("refs/heads/does-not-exist")
if !errors.Is(err, refstore.ErrReferenceNotFound) {
t.Fatalf("Resolve(not-found) error = %v", err)
}
})
}
func TestLooseResolveFullyCycle(t *testing.T) {
t.Parallel()
testgit.ForEachAlgorithm(t, func(t *testing.T, algo objectid.Algorithm) { //nolint:thelper
testRepo := testgit.NewRepo(t, testgit.RepoOptions{ObjectFormat: algo, Bare: true})
testRepo.SymbolicRef(t, "refs/heads/a", "refs/heads/b")
testRepo.SymbolicRef(t, "refs/heads/b", "refs/heads/a")
store := openLooseStore(t, testRepo.Dir(), algo)
_, err := store.ResolveFully("refs/heads/a")
if err == nil {
t.Fatalf("ResolveFully(cycle) expected error")
}
})
}
func TestLooseListPattern(t *testing.T) {
t.Parallel()
testgit.ForEachAlgorithm(t, func(t *testing.T, algo objectid.Algorithm) { //nolint:thelper
testRepo := testgit.NewRepo(t, testgit.RepoOptions{ObjectFormat: algo, Bare: true})
_, _, commitID := testRepo.MakeCommit(t, "list refs commit")
testRepo.UpdateRef(t, "refs/heads/main", commitID)
testRepo.UpdateRef(t, "refs/heads/feature", commitID)
testRepo.UpdateRef(t, "refs/tags/v1.0.0", commitID)
testRepo.SymbolicRef(t, "HEAD", "refs/heads/main")
store := openLooseStore(t, testRepo.Dir(), algo)
allRefs, err := store.List("")
if err != nil {
t.Fatalf("List(\"\"): %v", err)
}
allNames := make([]string, 0, len(allRefs))
for _, entry := range allRefs {
allNames = append(allNames, entry.Name())
}
slices.Sort(allNames)
wantAll := []string{"HEAD", "refs/heads/feature", "refs/heads/main", "refs/tags/v1.0.0"}
if !slices.Equal(allNames, wantAll) {
t.Fatalf("List(\"\") names = %v, want %v", allNames, wantAll)
}
headRefs, err := store.List("refs/heads/*")
if err != nil {
t.Fatalf("List(refs/heads/*): %v", err)
}
headNames := make([]string, 0, len(headRefs))
for _, entry := range headRefs {
headNames = append(headNames, entry.Name())
}
slices.Sort(headNames)
wantHeads := []string{"refs/heads/feature", "refs/heads/main"}
if !slices.Equal(headNames, wantHeads) {
t.Fatalf("List(refs/heads/*) names = %v, want %v", headNames, wantHeads)
}
})
}
func TestLooseListPatternMatrix(t *testing.T) {
t.Parallel()
testgit.ForEachAlgorithm(t, func(t *testing.T, algo objectid.Algorithm) { //nolint:thelper
testRepo := testgit.NewRepo(t, testgit.RepoOptions{ObjectFormat: algo, Bare: true})
_, _, commitID := testRepo.MakeCommit(t, "loose refs pattern matrix")
testRepo.UpdateRef(t, "refs/heads/main", commitID)
testRepo.UpdateRef(t, "refs/heads/feature/one", commitID)
testRepo.UpdateRef(t, "refs/notes/review", commitID)
testRepo.UpdateRef(t, "refs/tags/v1", commitID)
testRepo.SymbolicRef(t, "HEAD", "refs/heads/main")
store := openLooseStore(t, testRepo.Dir(), algo)
tests := []struct {
pattern string
want []string
}{
{
pattern: "refs/heads/*",
want: []string{"refs/heads/main"},
},
{
pattern: "refs/heads/*/*",
want: []string{"refs/heads/feature/one"},
},
{
pattern: "refs/*/feature/one",
want: []string{"refs/heads/feature/one"},
},
{
pattern: "refs/heads/feat?re/one",
want: []string{"refs/heads/feature/one"},
},
{
pattern: "refs/tags/v[0-9]",
want: []string{"refs/tags/v1"},
},
{
pattern: "refs/*/*",
want: []string{"refs/heads/main", "refs/notes/review", "refs/tags/v1"},
},
}
for _, tt := range tests {
t.Run(tt.pattern, func(t *testing.T) {
got, err := store.List(tt.pattern)
if err != nil {
t.Fatalf("List(%q): %v", tt.pattern, err)
}
gotNames := make([]string, 0, len(got))
for _, entry := range got {
gotNames = append(gotNames, entry.Name())
}
slices.Sort(gotNames)
wantNames := append([]string(nil), tt.want...)
slices.Sort(wantNames)
if !slices.Equal(gotNames, wantNames) {
t.Fatalf("List(%q) names = %v, want %v", tt.pattern, gotNames, wantNames)
}
})
}
})
}
func TestLooseMalformedDetachedRef(t *testing.T) {
t.Parallel()
testgit.ForEachAlgorithm(t, func(t *testing.T, algo objectid.Algorithm) { //nolint:thelper
testRepo := testgit.NewRepo(t, testgit.RepoOptions{ObjectFormat: algo, Bare: true})
refPath := filepath.Join(testRepo.Dir(), "refs", "heads", "bad")
err := os.MkdirAll(filepath.Dir(refPath), 0o755)
if err != nil {
t.Fatalf("MkdirAll: %v", err)
}
err = os.WriteFile(refPath, []byte("not-a-hash\n"), 0o644)
if err != nil {
t.Fatalf("WriteFile: %v", err)
}
store := openLooseStore(t, testRepo.Dir(), algo)
_, err = store.Resolve("refs/heads/bad")
if err == nil {
t.Fatalf("Resolve(malformed) expected error")
}
})
}
func TestLooseShorten(t *testing.T) {
t.Parallel()
testgit.ForEachAlgorithm(t, func(t *testing.T, algo objectid.Algorithm) { //nolint:thelper
testRepo := testgit.NewRepo(t, testgit.RepoOptions{ObjectFormat: algo, Bare: true})
_, _, commitID := testRepo.MakeCommit(t, "shorten refs commit")
testRepo.UpdateRef(t, "refs/heads/main", commitID)
testRepo.UpdateRef(t, "refs/tags/main", commitID)
testRepo.UpdateRef(t, "refs/remotes/origin/main", commitID)
store := openLooseStore(t, testRepo.Dir(), algo)
shortHead, err := store.Shorten("refs/heads/main")
if err != nil {
t.Fatalf("Shorten(head): %v", err)
}
if shortHead != "heads/main" {
t.Fatalf("Shorten(refs/heads/main) = %q, want %q", shortHead, "heads/main")
}
shortRemote, err := store.Shorten("refs/remotes/origin/main")
if err != nil {
t.Fatalf("Shorten(remote): %v", err)
}
if shortRemote != "origin/main" {
t.Fatalf("Shorten(remote) = %q, want %q", shortRemote, "origin/main")
}
_, err = store.Shorten("refs/heads/does-not-exist")
if !errors.Is(err, refstore.ErrReferenceNotFound) {
t.Fatalf("Shorten(not-found) error = %v", err)
}
})
}