test: provider-not-found and missing-blob download error branches

internal/server/server_test.go

@@ -558,6 +558,52 @@ func TestServerProxyErrors(t *testing.T) {
 	}
 }
 
+func TestServerLocalMissingBlob(t *testing.T) {
+	requireStack(t)
+	req(t, "POST", "/api/v2/remotes", `{"name":"srv-ghost","package_type":"generic","repo_type":"local"}`)
+	defer req(t, "DELETE", "/api/v2/remotes/srv-ghost", "")
+
+	ctx := context.Background()
+	// A local file whose blob object is absent from the store.
+	testSrv.db.UpsertBlob(ctx, "sha256:ghost", "blobs/sha256/ghost-missing", 5, "text/plain")
+	if err := testSrv.db.CreateLocalFile(ctx, "srv-ghost", "ghost.bin", "sha256:ghost"); err != nil {
+		t.Fatalf("create local file: %v", err)
+	}
+
+	if resp, _ := req(t, "GET", "/api/v1/local/srv-ghost/ghost.bin", ""); resp.StatusCode != 500 {
+		t.Errorf("v1 download missing blob = %d, want 500", resp.StatusCode)
+	}
+	if resp, _ := req(t, "GET", "/api/v2/remotes/srv-ghost/files/ghost.bin", ""); resp.StatusCode != 500 {
+		t.Errorf("v2 download missing blob = %d, want 500", resp.StatusCode)
+	}
+}
+
+func TestServerBogusProviderType(t *testing.T) {
+	requireStack(t)
+	// Insert a remote with an unregistered package type directly, bypassing
+	// validation, to exercise the provider-not-found branches.
+	_, err := testSrv.db.Pool.Exec(context.Background(),
+		`INSERT INTO remotes (name, package_type, repo_type, base_url) VALUES ($1,'bogus','remote','https://x')`, "srv-bogus")
+	if err != nil {
+		t.Fatalf("insert bogus remote: %v", err)
+	}
+	defer testSrv.db.Pool.Exec(context.Background(), `DELETE FROM remotes WHERE name='srv-bogus'`)
+
+	if resp, _ := req(t, "GET", "/api/v1/remote/srv-bogus/x", ""); resp.StatusCode != 500 {
+		t.Errorf("bogus provider GET = %d, want 500", resp.StatusCode)
+	}
+	rq, _ := http.NewRequest("HEAD", testTS.URL+"/v2/srv-bogus/x", nil)
+	if resp, err := http.DefaultClient.Do(rq); err == nil {
+		resp.Body.Close()
+		if resp.StatusCode != 500 {
+			t.Errorf("bogus provider HEAD = %d, want 500", resp.StatusCode)
+		}
+	}
+	if resp, b := req(t, "POST", "/api/v2/probe", `{"remote":"srv-bogus","path":"x"}`); resp.StatusCode != 200 || !strings.Contains(string(b), `"status":500`) {
+		t.Errorf("bogus provider probe: %d %s", resp.StatusCode, b)
+	}
+}
+
 func TestServerNotFound(t *testing.T) {
 	requireStack(t)
 	if resp, _ := req(t, "GET", "/api/v2/remotes/does-not-exist", ""); resp.StatusCode != 404 {
@@ -566,4 +612,8 @@ func TestServerNotFound(t *testing.T) {
 	if resp, _ := req(t, "GET", "/api/v1/remote/nope/x", ""); resp.StatusCode != 404 {
 		t.Errorf("expected 404 for unknown remote, got %d", resp.StatusCode)
 	}
+	// Unknown local repo -> 404 in handleLocal.
+	if resp, _ := req(t, "GET", "/api/v1/local/nope/x", ""); resp.StatusCode != 404 {
+		t.Errorf("expected 404 for unknown local repo, got %d", resp.StatusCode)
+	}
 }