test: add example

circuits/test/common/index.ts

@@ -52,7 +52,8 @@ export function readJSONInputFile(filename: string, key: any[]): [number[], numb
     input = byteArray;
 
     let jsonFile = JSON.parse(data);
-    let value: string = key.reduce((acc, key) => acc && acc[key], jsonFile).toString();
+    let value = key.reduce((acc, key) => acc && acc[key], jsonFile);
+    value = value.toString();
     for (let i = 0; i < value.length; i++) {
         output.push(value.charCodeAt(i));
     }

examples/json/test/array_only.json

@@ -1,12 +1,11 @@
 [
-    0,
+    42,
     {
         "a": "b"
     },
-    1,
     [
         0,
         1
     ],
-    "b"
+    "foobar"
 ]

examples/json/test/value_object.json

@@ -1 +1 @@
-{ "a": { "d" : "e", "e": "c" }, "e": { "f": "a", "e": "2" }, "g": { "h": { "a": "c" }} }
+{ "a": { "d" : "e", "e": "c" }, "e": { "f": "a", "e": "2" }, "g": { "h": { "a": "c" }}, "ab": "foobar", "bc": 42 }