add allOf test

Author: keldorus

test/allof.test.js

@@ -0,0 +1,62 @@
+'use strict'
+
+const test = require('tap').test
+const build = require('..')
+
+test('object with multiple types field', (t) => {
+  t.plan(2)
+
+  const schema = {
+    title: 'object with multiple types field',
+    type: 'object',
+    allOf: [
+      {
+        type: 'object',
+        required: [
+          'name'
+        ],
+        properties: {
+          name: {
+            type: 'string'
+          },
+          tag: {
+            type: 'string'
+          }
+        }
+      },
+      {
+        required: [
+          'id'
+        ],
+        type: 'object',
+        properties: {
+          id: {
+            type: 'integer'
+          }
+        }
+      }
+    ]
+  }
+  const stringify = build(schema)
+
+  try {
+    const value = stringify({
+      id: 1,
+      name: 'string'
+    })
+    t.is(value, '{"id":1,"name":"string"}')
+  } catch (e) {
+    t.fail()
+  }
+
+  try {
+    const value = stringify({
+      id: 1,
+      name: 'string',
+      tag: 'otherString'
+    })
+    t.is(value, '{"id":1,"name":"string","tag":"otherString"}')
+  } catch (e) {
+    t.fail()
+  }
+})