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backend/node_modules/json-schema-ref-resolver/test/get-schema-refs.test.js

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+'use strict'
+
+const assert = require('node:assert/strict')
+const { test } = require('node:test')
+const { RefResolver } = require('../index.js')
+
+test('should return schema refs', () => {
+  const refResolver = new RefResolver()
+
+  const schemaId = 'schemaId'
+  const schema = {
+    $id: 'schemaId',
+    type: 'object',
+    properties: {
+      foo: { $ref: 'schemaId2#/definitions/foo' },
+      bar: { $ref: 'schemaId3#/definitions/bar' },
+      baz: {
+        type: 'object',
+        properties: {
+          qux: { $ref: 'schemaId4#/definitions/qux' }
+        }
+      }
+    }
+  }
+
+  refResolver.addSchema(schema)
+
+  const schemaRefs = refResolver.getSchemaRefs(schemaId)
+  assert.deepStrictEqual(schemaRefs, [
+    { schemaId: 'schemaId2', jsonPointer: '#/definitions/foo' },
+    { schemaId: 'schemaId3', jsonPointer: '#/definitions/bar' },
+    { schemaId: 'schemaId4', jsonPointer: '#/definitions/qux' }
+  ])
+})
+
+test('should return nested schema refs', () => {
+  const refResolver = new RefResolver()
+
+  const schemaId = 'schemaId'
+  const subSchemaId = 'subSchemaId'
+
+  const schema = {
+    $id: 'schemaId',
+    $ref: 'schemaId2#/definitions/subschema',
+    definitions: {
+      subschema: {
+        $id: subSchemaId,
+        type: 'object',
+        properties: {
+          foo: { $ref: 'schemaId2#/definitions/foo' },
+          bar: { $ref: 'schemaId3#/definitions/bar' },
+          baz: {
+            type: 'object',
+            properties: {
+              qux: { $ref: 'schemaId4#/definitions/qux' }
+            }
+          }
+        }
+      }
+    }
+  }
+
+  refResolver.addSchema(schema)
+
+  const schemaRefs = refResolver.getSchemaRefs(schemaId)
+  assert.deepStrictEqual(schemaRefs, [
+    { schemaId: 'schemaId2', jsonPointer: '#/definitions/subschema' }
+  ])
+
+  const subSchemaRefs = refResolver.getSchemaRefs(subSchemaId)
+  assert.deepStrictEqual(subSchemaRefs, [
+    { schemaId: 'schemaId2', jsonPointer: '#/definitions/foo' },
+    { schemaId: 'schemaId3', jsonPointer: '#/definitions/bar' },
+    { schemaId: 'schemaId4', jsonPointer: '#/definitions/qux' }
+  ])
+})
+
+test('should throw is schema does not exist', () => {
+  const refResolver = new RefResolver()
+
+  try {
+    refResolver.getSchemaRefs('schemaId')
+    assert.fail('should throw error')
+  } catch (error) {
+    assert.equal(error.message, 'Schema with id "schemaId" is not found.')
+  }
+})