libsysprof-analyze: add test to dump embedded file contents

src/libsysprof-analyze/tests/meson.build

@@ -14,6 +14,7 @@ libsysprof_analyze_testsuite_c_args = [
 libsysprof_analyze_testsuite = {
   'test-capture-model' : {'skip': true},
   'test-list-files'    : {'skip': true},
+  'test-print-file'    : {'skip': true},
   'test-symbolize'     : {'skip': true},
 }
 

src/libsysprof-analyze/tests/test-print-file.c

@@ -0,0 +1,60 @@
+/* test-print-file.c
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include <sysprof-analyze.h>
+
+int
+main (int   argc,
+      char *argv[])
+{
+  g_autoptr(SysprofDocumentFile) file = NULL;
+  g_autoptr(SysprofDocument) document = NULL;
+  g_autoptr(GListModel) files = NULL;
+  g_autoptr(GError) error = NULL;
+  g_autoptr(GBytes) bytes = NULL;
+
+  if (argc < 3)
+    {
+      g_printerr ("usage: %s CAPTURE_FILE EMBEDDED_FILE_PATH\n", argv[0]);
+      return 1;
+    }
+
+  if (!(document = sysprof_document_new (argv[1], &error)))
+    {
+      g_printerr ("Failed to open capture: %s\n", error->message);
+      return 1;
+    }
+
+  file = sysprof_document_lookup_file (document, argv[2]);
+
+  if (file == NULL)
+    {
+      g_printerr ("File \"%s\" not found.\n", argv[2]);
+      return 1;
+    }
+
+  bytes = sysprof_document_file_dup_bytes (file);
+
+  write (STDOUT_FILENO,
+         g_bytes_get_data (bytes, NULL),
+         g_bytes_get_size (bytes));
+
+  return 0;
+}