Files
mcr/internal/storage/reader_test.go
Kyle Isom 3314b7a618 Batch A: blob storage layer, MCIAS auth, OCI token endpoint
Phase 2 — internal/storage/:
Content-addressed blob storage with atomic writes via rename.
BlobWriter stages data in uploads dir with running SHA-256 hash,
commits by verifying digest then renaming to layers/sha256/<prefix>/<hex>.
Reader provides Open, Stat, Delete, Exists with digest validation.

Phase 3 — internal/auth/ + internal/server/:
MCIAS client with Login and ValidateToken, 30s SHA-256-keyed cache
with lazy eviction and injectable clock for testing. TLS 1.3 minimum
with optional custom CA cert.
Chi router with RequireAuth middleware (Bearer token extraction,
WWW-Authenticate header, OCI error format), token endpoint (Basic
auth → bearer exchange via MCIAS), and /v2/ version check handler.

52 tests passing (14 storage + 9 auth + 9 server + 20 existing).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-19 14:51:19 -07:00

108 lines
2.5 KiB
Go

package storage
import (
"errors"
"io"
"testing"
)
func TestOpenAfterWrite(t *testing.T) {
s := newTestStore(t)
data := []byte("readable blob content")
digest := writeTestBlob(t, s, data)
rc, err := s.Open(digest)
if err != nil {
t.Fatalf("Open: %v", err)
}
defer func() { _ = rc.Close() }()
got, err := io.ReadAll(rc)
if err != nil {
t.Fatalf("ReadAll: %v", err)
}
if string(got) != string(data) {
t.Fatalf("Open content: got %q, want %q", got, data)
}
}
func TestStatAfterWrite(t *testing.T) {
s := newTestStore(t)
data := []byte("stat this blob")
digest := writeTestBlob(t, s, data)
size, err := s.Stat(digest)
if err != nil {
t.Fatalf("Stat: %v", err)
}
if size != int64(len(data)) {
t.Fatalf("Stat size: got %d, want %d", size, len(data))
}
}
func TestExists(t *testing.T) {
s := newTestStore(t)
data := []byte("existence check")
digest := writeTestBlob(t, s, data)
if !s.Exists(digest) {
t.Fatal("Exists returned false for written blob")
}
nonexistent := "sha256:0000000000000000000000000000000000000000000000000000000000000000"
if s.Exists(nonexistent) {
t.Fatal("Exists returned true for nonexistent blob")
}
}
func TestDelete(t *testing.T) {
s := newTestStore(t)
data := []byte("delete me")
digest := writeTestBlob(t, s, data)
if err := s.Delete(digest); err != nil {
t.Fatalf("Delete: %v", err)
}
if s.Exists(digest) {
t.Fatal("Exists returned true after Delete")
}
_, err := s.Open(digest)
if !errors.Is(err, ErrBlobNotFound) {
t.Fatalf("Open after Delete: got %v, want ErrBlobNotFound", err)
}
}
func TestOpenNotFound(t *testing.T) {
s := newTestStore(t)
digest := "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
_, err := s.Open(digest)
if !errors.Is(err, ErrBlobNotFound) {
t.Fatalf("Open nonexistent: got %v, want ErrBlobNotFound", err)
}
}
func TestInvalidDigestFormat(t *testing.T) {
s := newTestStore(t)
bad := "not-a-digest"
if _, err := s.Open(bad); !errors.Is(err, ErrInvalidDigest) {
t.Fatalf("Open with bad digest: got %v, want ErrInvalidDigest", err)
}
if _, err := s.Stat(bad); !errors.Is(err, ErrInvalidDigest) {
t.Fatalf("Stat with bad digest: got %v, want ErrInvalidDigest", err)
}
if err := s.Delete(bad); !errors.Is(err, ErrInvalidDigest) {
t.Fatalf("Delete with bad digest: got %v, want ErrInvalidDigest", err)
}
// Exists should return false for an invalid digest, not panic.
if s.Exists(bad) {
t.Fatal("Exists returned true for invalid digest")
}
}