Both positive and negative tests

Author: erikdubbelboer

filter/converter_test.go

@@ -225,13 +225,21 @@ func TestConverter_Convert(t *testing.T) {
 			fmt.Errorf("$exists operator not supported on non-nested jsonb columns"),
 		},
 		{
-			"$exists jsonb column",
+			"not $exists jsonb column",
 			filter.WithNestedJSONB("meta"),
 			`{"name": {"$exists": false}}`,
 			`(NOT jsonb_path_match(meta, 'exists($.name)'))`,
 			nil,
 			nil,
 		},
+		{
+			"$exists jsonb column",
+			filter.WithNestedJSONB("meta"),
+			`{"name": {"$exists": true}}`,
+			`(jsonb_path_match(meta, 'exists($.name)'))`,
+			nil,
+			nil,
+		},
 	}
 
 	for _, tt := range tests {