diff --git a/tests/json-utils.c b/tests/json-utils.c
new file mode 100644
index 0000000000000000000000000000000000000000..2cab98b0f77fb68489dde9eb1b3f60f6b36278a3
--- /dev/null
+++ b/tests/json-utils.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright © 2019-2020 Collabora Ltd.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <steam-runtime-tools/steam-runtime-tools.h>
+
+#include <glib.h>
+#include <glib/gstdio.h>
+#include <glib-object.h>
+
+#include "steam-runtime-tools/glib-backports-internal.h"
+#include "steam-runtime-tools/json-glib-backports-internal.h"
+#include "steam-runtime-tools/json-utils-internal.h"
+
+typedef struct
+{
+  int unused;
+} Fixture;
+
+typedef struct
+{
+  int unused;
+} Config;
+
+static void
+setup (Fixture *f,
+       gconstpointer context)
+{
+  G_GNUC_UNUSED const Config *config = context;
+}
+
+static void
+teardown (Fixture *f,
+          gconstpointer context)
+{
+  G_GNUC_UNUSED const Config *config = context;
+}
+
+static void
+test_dup_strv_member (Fixture *f,
+                      gconstpointer context)
+{
+  g_autoptr(JsonArray) arr = json_array_new ();
+  g_autoptr(JsonNode) arr_node = json_node_alloc ();
+  g_autoptr(JsonObject) obj = json_object_new ();
+  g_autoptr(JsonObject) empty = json_object_new ();
+  g_auto(GStrv) missing = NULL;
+  g_auto(GStrv) with_placeholder = NULL;
+  g_auto(GStrv) without_placeholder = NULL;
+
+  json_array_add_string_element (arr, "one");
+  json_array_add_string_element (arr, "two");
+  json_array_add_object_element (arr, g_steal_pointer (&empty));
+  json_array_add_string_element (arr, "four");
+  json_node_init_array (arr_node, arr);
+  json_object_set_member (obj, "arr", g_steal_pointer (&arr_node));
+
+  missing = _srt_json_object_dup_strv_member (obj, "missing", NULL);
+  g_assert_null (missing);
+
+  with_placeholder = _srt_json_object_dup_strv_member (obj, "arr", "?!");
+  g_assert_nonnull (with_placeholder);
+  g_assert_cmpstr (with_placeholder[0], ==, "one");
+  g_assert_cmpstr (with_placeholder[1], ==, "two");
+  g_assert_cmpstr (with_placeholder[2], ==, "?!");
+  g_assert_cmpstr (with_placeholder[3], ==, "four");
+  g_assert_cmpstr (with_placeholder[4], ==, NULL);
+
+  without_placeholder = _srt_json_object_dup_strv_member (obj, "arr", NULL);
+  g_assert_nonnull (without_placeholder);
+  g_assert_cmpstr (without_placeholder[0], ==, "one");
+  g_assert_cmpstr (without_placeholder[1], ==, "two");
+  g_assert_cmpstr (without_placeholder[2], ==, "four");
+  g_assert_cmpstr (without_placeholder[3], ==, NULL);
+}
+
+int
+main (int argc,
+      char **argv)
+{
+  g_test_init (&argc, &argv, NULL);
+  g_test_add ("/json-utils/dup-strv-member", Fixture, NULL,
+              setup, test_dup_strv_member, teardown);
+
+  return g_test_run ();
+}
diff --git a/tests/meson.build b/tests/meson.build
index 84e24153020712d2beebf37eaea2dea76a3e0072..b2d5b1db772a355ebc60b5adc754d730136059b9 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -31,6 +31,7 @@ tests = [
   {'name': 'architecture'},
   {'name': 'desktop-entry'},
   {'name': 'graphics'},
+  {'name': 'json-utils', 'static': true},
   {'name': 'library'},
   {'name': 'locale'},
   {'name': 'system-info'},