1 files changed, 18 insertions, 0 deletions
diff --git a/extension/src/test/suite/util.test.ts b/extension/src/test/suite/util.test.ts
new file mode 100644
index 00000000..0ba1473b
--- /dev/null
+++ b/extension/src/test/suite/util.test.ts
@@ -0,0 +1,18 @@
+import { test, describe } from "mocha";
+import * as assert from "assert";
+import { convertSingleToDoubleQuoteJSON } from "../../util/util";
+
+describe("utils.ts", () => {
+  test("convertSingleToDoubleQuoteJson", () => {
+    let pairs = [
+      [`{'a': 'b'}`, `{"a": "b"}`],
+      [`{'a': "b", "c": 'd'}`, `{"a": "b", "c": "d"}`],
+      [`{'a': '\\'"'}`, `{"a": "'\\""}`],
+    ];
+    for (let pair of pairs) {
+      let result = convertSingleToDoubleQuoteJSON(pair[0]);
+      assert(result === pair[1]);
+      JSON.parse(result);
+    }
+  });
+});