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package refstore_test
import (
"testing"
"codeberg.org/lindenii/furgit/refstore"
)
func TestShortenName(t *testing.T) {
t.Parallel()
t.Run("simple", func(t *testing.T) {
got := refstore.ShortenName("refs/heads/main", []string{"refs/heads/main"})
if got != "main" {
t.Fatalf("ShortenName simple = %q, want %q", got, "main")
}
})
t.Run("ambiguous with tags", func(t *testing.T) {
got := refstore.ShortenName(
"refs/heads/main",
[]string{
"refs/heads/main",
"refs/tags/main",
},
)
if got != "heads/main" {
t.Fatalf("ShortenName tags ambiguity = %q, want %q", got, "heads/main")
}
})
t.Run("strict remote head ambiguity", func(t *testing.T) {
// In strict mode, refs/remotes/%s/HEAD blocks shortening to "%s".
got := refstore.ShortenName(
"refs/heads/main",
[]string{
"refs/heads/main",
"refs/remotes/main/HEAD",
},
)
if got != "heads/main" {
t.Fatalf("ShortenName strict ambiguity = %q, want %q", got, "heads/main")
}
})
t.Run("deep fallback still shortens", func(t *testing.T) {
// refs/remotes/origin/main conflicts with refs/heads/origin/main for
// "origin/main", so it should fall back to "remotes/origin/main".
got := refstore.ShortenName(
"refs/remotes/origin/main",
[]string{
"refs/remotes/origin/main",
"refs/heads/origin/main",
},
)
if got != "remotes/origin/main" {
t.Fatalf("ShortenName deep fallback = %q, want %q", got, "remotes/origin/main")
}
})
t.Run("refs-prefix fallback", func(t *testing.T) {
name := "refs/notes/review/topic"
got := refstore.ShortenName(name, []string{name})
if got != "notes/review/topic" {
t.Fatalf("ShortenName refs-prefix fallback = %q, want %q", got, "notes/review/topic")
}
})
}
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