1 files changed, 40 insertions, 0 deletions
diff --git a/tests/generators/generate-luks2-invalid-json-size-c0.img.sh b/tests/generators/generate-luks2-invalid-json-size-c0.img.sh
new file mode 100755
index 0000000..13dea92
--- /dev/null
+++ b/tests/generators/generate-luks2-invalid-json-size-c0.img.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+. lib.sh
+
+#
+# *** Description ***
+#
+# generate primary header with invalid json_size in config section
+#
+# secondary header is corrupted on purpose as well
+#
+
+# $1 full target dir
+# $2 full source luks2 image
+
+function generate()
+{
+	JS=$(((LUKS2_HDR_SIZE-LUKS2_BIN_HDR_SIZE)*512+4096))
+	json_str=$(jq -c --arg js $JS '.config.json_size = ($js | tostring)' $TMPDIR/json0)
+	test -n "$json_str" || exit 2
+	test ${#json_str} -lt $((LUKS2_JSON_SIZE*512)) || exit 2
+
+	write_luks2_json "$json_str" $TMPDIR/json0
+
+	lib_mangle_json_hdr0_kill_hdr1
+}
+
+function check()
+{
+	lib_hdr1_killed || exit 2
+
+	read_luks2_json0 $TGT_IMG $TMPDIR/json_res0
+	jq -c --arg js $JS 'if .config.json_size != ($js | tostring )
+	       then error("Unexpected value in result json") else empty end' $TMPDIR/json_res0 || exit 5
+}
+
+lib_prepare $@
+generate
+check
+lib_cleanup