feat: initial commit — unarr CLI

Search, inspect, stream, and download torrents from the terminal.
Replaces the entire *arr stack with a single binary.

internal/engine/verify_test.go

@@ -0,0 +1,71 @@
+package engine
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestVerifyNilResult(t *testing.T) {
+	if err := verify(nil); err == nil {
+		t.Error("expected error for nil result")
+	}
+}
+
+func TestVerifyEmptyPath(t *testing.T) {
+	if err := verify(&Result{}); err == nil {
+		t.Error("expected error for empty path")
+	}
+}
+
+func TestVerifyMissingFile(t *testing.T) {
+	err := verify(&Result{FilePath: "/nonexistent/file.mkv"})
+	if err == nil {
+		t.Error("expected error for missing file")
+	}
+}
+
+func TestVerifyEmptyFile(t *testing.T) {
+	tmp := t.TempDir()
+	path := filepath.Join(tmp, "empty.mkv")
+	os.WriteFile(path, []byte{}, 0o644)
+
+	err := verify(&Result{FilePath: path})
+	if err == nil {
+		t.Error("expected error for empty file")
+	}
+}
+
+func TestVerifyValidFile(t *testing.T) {
+	tmp := t.TempDir()
+	path := filepath.Join(tmp, "movie.mkv")
+	os.WriteFile(path, make([]byte, 1024), 0o644)
+
+	err := verify(&Result{FilePath: path, Size: 1024})
+	if err != nil {
+		t.Errorf("valid file should pass: %v", err)
+	}
+}
+
+func TestVerifySizeMismatch(t *testing.T) {
+	tmp := t.TempDir()
+	path := filepath.Join(tmp, "movie.mkv")
+	os.WriteFile(path, make([]byte, 500), 0o644)
+
+	err := verify(&Result{FilePath: path, Size: 1000})
+	if err == nil {
+		t.Error("expected error for size mismatch")
+	}
+}
+
+func TestVerifyNoExpectedSize(t *testing.T) {
+	tmp := t.TempDir()
+	path := filepath.Join(tmp, "movie.mkv")
+	os.WriteFile(path, make([]byte, 1024), 0o644)
+
+	// Size=0 means unknown, should pass
+	err := verify(&Result{FilePath: path, Size: 0})
+	if err != nil {
+		t.Errorf("no expected size should pass: %v", err)
+	}
+}