fix: backslashes in $refs to paths on split command from windows (#493)

packages/cli/src/commands/split/__tests__/index.test.ts

@@ -0,0 +1,32 @@
+import { iteratePaths } from '../index';
+import * as path from 'path';
+import * as openapiCore from '@redocly/openapi-core';
+
+jest.mock('../../../utils', () => ({
+  ...jest.requireActual('../../../utils'),
+  writeYaml: jest.fn(),
+}));
+
+describe('#split', () => {
+  it('should have correct paths for mac', () => {
+    const pathsDir = 'test/paths';
+    const openapiDir = 'test';
+
+    jest.spyOn(openapiCore, 'slash').mockImplementation(() => 'paths/test.yaml');
+    jest.spyOn(path, 'relative').mockImplementation(() => 'paths/test.yaml');
+    iteratePaths(require("./fixtures/spec.json"), pathsDir, openapiDir);
+    expect(openapiCore.slash).toHaveBeenCalledWith('paths/test.yaml');
+    expect(path.relative).toHaveBeenCalledWith('test', 'test/paths/test.yaml');
+  });
+
+  it('should have correct paths for windows', () => {
+    const pathsDir = 'test\\paths';
+    const openapiDir = 'test';
+
+    jest.spyOn(openapiCore, 'slash').mockImplementation(() => 'paths\\test.yaml');
+    jest.spyOn(path, 'relative').mockImplementation(() => 'paths\\test.yaml');
+    iteratePaths(require("./fixtures/spec.json"), pathsDir, openapiDir);
+    expect(openapiCore.slash).toHaveBeenCalledWith('paths\\test.yaml');
+    expect(path.relative).toHaveBeenCalledWith('test', 'test\\paths/test.yaml');
+  });
+});