From 9ff36c70a7a27fb6fd86068483a47d9efb606245 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Wed, 1 Jul 2020 11:02:08 +0200
Subject: Handle event expansion even for single-event files

---
 tests/ev_enum3.c | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 tests/ev_enum3.c

(limited to 'tests/ev_enum3.c')

diff --git a/tests/ev_enum3.c b/tests/ev_enum3.c
new file mode 100644
index 00000000..8af378e7
--- /dev/null
+++ b/tests/ev_enum3.c
@@ -0,0 +1,73 @@
+/*
+ * ev_enum3.c
+ *
+ * Check that event enumeration works
+ *
+ * Copyright © 2020 Deutsches Elektronen-Synchrotron DESY,
+ *                  a research centre of the Helmholtz Association.
+ *
+ * Authors:
+ *   2020 Thomas White <taw@physics.org>
+ *
+ * This file is part of CrystFEL.
+ *
+ * CrystFEL 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.
+ *
+ * CrystFEL 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 CrystFEL.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <image.h>
+
+int main(int argc, char *argv[])
+{
+	char **event_ids;
+	int n_event_ids;
+	DataTemplate *dtempl;
+
+	dtempl = data_template_new_from_file(argv[2]);
+	if ( dtempl == NULL ) {
+		ERROR("Failed to load data template\n");
+		return 1;
+	}
+
+	event_ids = image_expand_frames(dtempl, argv[1], &n_event_ids);
+
+	if ( n_event_ids != 1 ) {
+		printf("n_event_ids = %i\n", n_event_ids);
+		return 1;
+	}
+
+	if ( event_ids == NULL ) {
+		printf("event_ids not NULL\n");
+		return 1;
+	}
+
+	if ( strcmp(event_ids[0], "//") != 0 ) {
+		printf("Event is not '//' ('%s')\n", event_ids[0]);
+		return 1;
+	}
+
+	data_template_free(dtempl);
+
+	return 0;
+}
-- 
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