1 files changed, 67 insertions, 0 deletions
diff --git a/test/json502.test b/test/json502.test
new file mode 100644
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+++ b/test/json502.test
@@ -0,0 +1,67 @@
+# 2023-04-28
+#
+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+#***********************************************************************
+# This file implements tests for the JSON5 enhancements to the
+# JSON SQL functions extension to the SQLite library.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+set testprefix json502
+
+ifcapable vtab {
+
+do_execsql_test 1.1 {
+  CREATE TABLE t1(x JSON);
+  INSERT INTO t1(x) VALUES('{a:{b:{c:"hello",},},}');
+  SELECT fullkey FROM t1, json_tree(x);
+} {{$} {$.a} {$.a.b} {$.a.b.c}}
+
+}
+
+do_execsql_test 2.1 {
+  SELECT json_error_position('{a:null,{"h":[1,[1,2,3]],"j":"abc"}:true}');
+} 9
+do_catchsql_test 2.2 {
+  SELECT json('{a:null,{"h":[1,[1,2,3]],"j":"abc"}:true}');
+} {1 {malformed JSON}}
+do_catchsql_test 2.3 {
+  SELECT '{a:null,{"h":[1,[1,2,3]],"j":"abc"}:true}'->'$h[#-1]';
+} {1 {malformed JSON}}
+
+# Verify that escaped label names are compared correctly.
+# 
+do_execsql_test 3.1 {
+  SELECT '{"a\x62c":123}' ->> 'abc';
+} 123
+do_execsql_test 3.2 {
+  SELECT '{"abc":123}' ->> 'a\x62c';
+} 123
+
+db null null
+do_execsql_test 3.3 {
+  DROP TABLE IF EXISTS t1;
+  CREATE TABLE t1(x);
+  INSERT INTO t1 VALUES(json_insert('{}','$.a\',111,'$."b\\"',222));
+  INSERT INTO t1 VALUES(jsonb_insert('{}','$.a\',111,'$."b\\"',222));
+  SELECT x->'$.a\', x->'$.a\\', x->'$."a\\"', x->'$."b\\"' FROM t1;
+} {111 null 111 222 111 null 111 222}
+
+do_execsql_test 3.4 {
+  SELECT json_patch('{"a\x62c":123}','{"ab\x63":456}') ->> 'abc';
+} 456
+
+ifcapable vtab {
+  do_execsql_test 4.1 {
+    SELECT * FROM json_tree('{"\u0017":1}','$."\x17"');
+  } {{\x17} 1 integer 1 1 null {$."\x17"} {$}}
+}
+
+finish_test