First commit

node_modules/@fastify/fast-json-stringify-compiler/test/duplicate-schema.test.js

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+'use strict'
+
+const t = require('tap')
+const FjsCompiler = require('../index')
+
+t.test('Use input schema duplicate in the externalSchemas', async t => {
+  t.plan(1)
+  const externalSchemas = {
+    schema1: {
+      $id: 'schema1',
+      type: 'number'
+    },
+    schema2: {
+      $id: 'schema2',
+      type: 'string'
+    }
+  }
+
+  const factory = FjsCompiler()
+  const compiler = factory(externalSchemas)
+
+  compiler({ schema: externalSchemas.schema1 })
+  compiler({ schema: externalSchemas.schema2 })
+
+  t.pass()
+})