Add a unit test for the SOURCE_DATE_EPOCH logic

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 48 insertions, 0 deletions

diff --git a/tests/libfstree/epoch.c b/tests/libfstree/epoch.c
new file mode 100644
index 0000000..e36cd5b
--- /dev/null
+++ b/tests/libfstree/epoch.c
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * epoch.c
+ *
+ * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
+ */
+#include "config.h"
+#include "internal.h"
+#include "../test.h"
+
+int main(void)
+{
+	sqfs_u32 ts;
+
+	unsetenv("SOURCE_DATE_EPOCH");
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 0);
+
+	setenv("SOURCE_DATE_EPOCH", "1337", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 1337);
+
+	setenv("SOURCE_DATE_EPOCH", "0xCAFE", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 0);
+
+	setenv("SOURCE_DATE_EPOCH", "foobar", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 0);
+
+	setenv("SOURCE_DATE_EPOCH", "-12", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 0);
+
+	setenv("SOURCE_DATE_EPOCH", "12", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 12);
+
+	setenv("SOURCE_DATE_EPOCH", "4294967295", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 0xFFFFFFFF);
+
+	setenv("SOURCE_DATE_EPOCH", "4294967296", 1);
+	ts = get_source_date_epoch();
+	TEST_EQUAL_UI(ts, 0);
+
+	return EXIT_SUCCESS;
+}