Prepare json literal inpsection

backend/src/spec/JsonAstParser.spec.ts

@@ -0,0 +1,48 @@
+import 'mocha'
+
+import { expect } from 'chai'
+import { parseJson } from '../JsonAstParser'
+const dotProp = require('dot-prop')
+
+describe('access JSON values via dot property paths', () => {
+  it('object with literal', () => {
+    let data = {
+      foo: 4,
+    }
+
+    let result = parseJson(JSON.stringify(data, undefined, 2))
+    expect(result[0].path).to.eq('foo')
+    expect(result[0].line).to.eq(2)
+  })
+
+  it('nested object', () => {
+    let data = {
+      foo: {
+        bar: 4
+      },
+    }
+
+    let result = parseJson(JSON.stringify(data, undefined, 2))
+    expect(result[0].path).to.eq('foo.bar')
+    expect(result[0].line).to.eq(3)
+    expect(dotProp.get(data, result[0].path)).to.eq(4)
+
+  })
+
+  it('array path', () => {
+    let data = {
+      foo: [
+        1,
+        2,
+        3,
+      ],
+    }
+
+    let result = parseJson(JSON.stringify(data, undefined, 2))
+    expect(result.length).to.eq(3)
+
+    expect(result[2].path).to.eq('foo.2')
+    expect(result[2].line).to.eq(5)
+    expect(dotProp.get(data, result[2].path)).to.eq(3)
+  })
+})