feat: complete file manager core operations

chfs-ng/internal/api/permission_matrix_test.go

@@ -6,8 +6,10 @@ import (
 	"mime/multipart"
 	"net/http"
 	"net/http/httptest"
+	"net/url"
 	"os"
 	"path/filepath"
+	"strings"
 	"testing"
 
 	"chfs-ng/internal/auth"
@@ -149,3 +151,44 @@ func TestHTTPPermissionMatrix(t *testing.T) {
 		})
 	}
 }
+
+func TestHTTPBatchDeleteAndTransferConflict(t *testing.T) {
+	s, root := permissionTestServer(t, auth.Read|auth.Write|auth.Delete)
+	h := s.Handler()
+	if err := os.WriteFile(filepath.Join(root, "second.txt"), []byte("second"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	var b bytes.Buffer
+	mw := multipart.NewWriter(&b)
+	_ = mw.WriteField("filepath", "file.txt")
+	_ = mw.WriteField("filepath", "second.txt")
+	_ = mw.Close()
+	rr := doRequest(h, http.MethodDelete, "/chfs/rmfiles", &b, mw.FormDataContentType())
+	if rr.Code != http.StatusNoContent {
+		t.Fatalf("batch delete: got %d", rr.Code)
+	}
+	if _, err := os.Stat(filepath.Join(root, "file.txt")); !os.IsNotExist(err) {
+		t.Fatalf("file.txt still exists: %v", err)
+	}
+	if _, err := os.Stat(filepath.Join(root, "second.txt")); !os.IsNotExist(err) {
+		t.Fatalf("second.txt still exists: %v", err)
+	}
+	if err := os.WriteFile(filepath.Join(root, "source.txt"), []byte("source"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(filepath.Join(root, "target.txt"), []byte("target"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	form := url.Values{"source": {"source.txt"}, "destination": {"target.txt"}}
+	copyReq := doRequest(h, http.MethodPost, "/chfs/copy", strings.NewReader(form.Encode()), "application/x-www-form-urlencoded")
+	if copyReq.Code != http.StatusBadRequest {
+		t.Fatalf("copy conflict: got %d", copyReq.Code)
+	}
+	data, err := os.ReadFile(filepath.Join(root, "target.txt"))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if string(data) != "target" {
+		t.Fatalf("target overwritten: %q", data)
+	}
+}