Use Android picker for local vaults

main_test.go

@@ -159,6 +159,42 @@ func TestUIMasterPasswordUsesPasswordInputHint(t *testing.T) {
 	}
 }
 
+func TestLocalVaultPathHelpForAndroidUsesChooserLanguage(t *testing.T) {
+	t.Parallel()
+
+	if got := localVaultPathHelpForRuntime("android"); got != "Choose the existing .kdbx file to open." {
+		t.Fatalf("localVaultPathHelpForRuntime(android) = %q, want chooser guidance", got)
+	}
+}
+
+func TestPickedDocumentNameUsesFileBaseName(t *testing.T) {
+	t.Parallel()
+
+	dir := t.TempDir()
+	path := filepath.Join(dir, "mint-ledger.kdbx")
+	if err := os.WriteFile(path, []byte("mint"), 0o600); err != nil {
+		t.Fatalf("WriteFile(%q) error = %v", path, err)
+	}
+	file, err := os.Open(path)
+	if err != nil {
+		t.Fatalf("Open(%q) error = %v", path, err)
+	}
+	t.Cleanup(func() { _ = file.Close() })
+
+	if got := pickedDocumentName(file, "selected-vault.kdbx"); got != "mint-ledger.kdbx" {
+		t.Fatalf("pickedDocumentName(file, fallback) = %q, want mint-ledger.kdbx", got)
+	}
+}
+
+func TestPickedDocumentNameFallsBackWhenUnnamed(t *testing.T) {
+	t.Parallel()
+
+	reader := io.NopCloser(strings.NewReader("mint"))
+	if got := pickedDocumentName(reader, "crew-ledger.kdbx"); got != "crew-ledger.kdbx" {
+		t.Fatalf("pickedDocumentName(reader, fallback) = %q, want crew-ledger.kdbx", got)
+	}
+}
+
 func TestUISearchBehaviorIsConsistentAcrossDesktopAndPhoneLayouts(t *testing.T) {
 	t.Parallel()