{"id":101449,"date":"2025-03-14T04:38:39","date_gmt":"2025-03-14T01:08:39","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/mastering-react-unit-testing-a-practical-guide-for-developers-2i13\/"},"modified":"2025-03-14T04:38:39","modified_gmt":"2025-03-14T01:08:39","slug":"mastering-react-unit-testing-a-practical-guide-for-developers-2i13","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/mastering-react-unit-testing-a-practical-guide-for-developers-2i13\/","title":{"rendered":"\u062a\u0633\u0644\u0637 \u0628\u0631 \u062a\u0633\u062a \u0648\u0627\u062d\u062f React: \u06cc\u06a9 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0639\u0645\u0644\u06cc \u0628\u0631\u0627\u06cc \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646"},"content":{"rendered":"<div data-article-id=\"2331773\" id=\"article-body\">\n<p>\u0622\u0632\u0645\u0627\u06cc\u0634 \u0648\u0627\u062d\u062f \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0647\u0627\u0631\u062a\u0647\u0627\u06cc \u06a9\u0645 \u0627\u0631\u0632\u0634 \u062f\u0631 \u062a\u0648\u0633\u0639\u0647 \u062c\u0644\u0648 \u0627\u0633\u062a. \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0645\u0624\u0644\u0641\u0647 \u0647\u0627\u06cc React \u0631\u0627 \u0645\u06cc \u0646\u0648\u06cc\u0633\u0646\u062f \u0627\u0645\u0627 \u0647\u0646\u06af\u0627\u0645 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0645\u0648\u062b\u0631 \u0622\u0646\u0647\u0627 \u062a\u0644\u0627\u0634 \u0645\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<p>\u274c \u0628\u0631\u062e\u06cc \u0627\u0632 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0627\u0632 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u0641\u06a9\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u063a\u06cc\u0631 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.<br \/>\u274c \u062f\u06cc\u06af\u0631\u0627\u0646 \u062a\u0633\u062a \u0647\u0627\u06cc \u0634\u06a9\u0646\u0646\u062f\u0647 \u0627\u06cc \u0645\u06cc \u0646\u0648\u06cc\u0633\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0647\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u062f \u06a9\u0648\u0686\u06a9 \u0634\u06a9\u0633\u062a\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.<br \/>\u274c \u0628\u0633\u06cc\u0627\u0631\u06cc \u0646\u0645\u06cc \u062f\u0627\u0646\u0646\u062f \u0686\u0647 \u0686\u06cc\u0632\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 \u0686\u0647 \u0686\u06cc\u0632\u06cc \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u0646\u062f \u0648 \u0645\u0646\u062c\u0631 \u0628\u0647 \u062a\u0644\u0627\u0634 \u0647\u062f\u0631 \u0631\u0641\u062a\u0647 \u0634\u0648\u0646\u062f.<\/p>\n<p>\u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u060c \u0686\u06af\u0648\u0646\u0647 \u062a\u0633\u062a \u0647\u0627\u06cc\u06cc \u0631\u0627 \u0645\u06cc \u0646\u0648\u06cc\u0633\u06cc\u062f \u06a9\u0647 \u0645\u0641\u06cc\u062f \u060c \u0642\u0627\u0628\u0644 \u062d\u0641\u0638 \u0648 \u062f\u0631 \u0648\u0627\u0642\u0639 \u067e\u0627\u06cc\u0647 \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u0645\u06cc \u0628\u062e\u0634\u062f\u061f \u0627\u06cc\u0646 \u062f\u0642\u06cc\u0642\u0627\u064b \u0647\u0645\u0627\u0646 \u0686\u06cc\u0632\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u0646 \u062f\u0631 \u06a9\u062a\u0627\u0628 \u062e\u0648\u062f &#8220;\u062a\u0633\u0644\u0637 \u0628\u0631 \u062a\u0633\u062a \u0648\u0627\u062d\u062f React \u0628\u0627 RTL &#038; JEST&#8221; \u0631\u0627 \u067e\u0648\u0634\u0634 \u0645\u06cc \u062f\u0647\u0645.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u060c \u0645\u0641\u0627\u0647\u06cc\u0645 \u0627\u0633\u0627\u0633\u06cc \u0631\u0627 \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0628\u062f\u0627\u0646\u06cc\u062f \u0645\u0639\u0631\u0641\u06cc \u0645\u06cc \u06a9\u0646\u0645 \u0648 \u0686\u06af\u0648\u0646\u0647 \u06a9\u062a\u0627\u0628 \u0645\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0634\u0645\u0627 \u062f\u0631 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u0647\u0627\u0631\u062a \u0647\u0627\u06cc \u0622\u0632\u0645\u0627\u06cc\u0634 \u062e\u0648\u062f \u06a9\u0645\u06a9 \u06a9\u0646\u062f.<\/p>\n<p><strong>\u0686\u0631\u0627 \u062a\u0633\u062a \u0648\u0627\u062d\u062f \u0648\u0627\u06a9\u0646\u0634 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f<\/strong><\/p>\n<ol>\n<li>\n<p>\u0627\u0634\u06a9\u0627\u0644\u0627\u062a \u0632\u0648\u062f \u0647\u0646\u06af\u0627\u0645<br \/>\u062a\u0633\u062a \u0647\u0627\u06cc \u0646\u0648\u0634\u062a\u0646 \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f \u062a\u0627 \u0642\u0628\u0644 \u0627\u0632 \u0631\u0633\u06cc\u062f\u0646 \u06a9\u062f \u060c \u0645\u0634\u06a9\u0644\u0627\u062a \u0631\u0627 \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u0628\u0627\u0639\u062b \u0635\u0631\u0641\u0647 \u062c\u0648\u06cc\u06cc \u062f\u0631 \u0633\u0627\u0639\u062a \u0627\u0634\u06a9\u0627\u0644 \u0632\u062f\u0627\u06cc\u06cc \u0645\u06cc \u0634\u0648\u062f \u0648 \u0627\u0632 \u062e\u0631\u0627\u0628\u06cc \u0647\u0627\u06cc \u0634\u0631\u0645 \u0622\u0648\u0631 UI \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<\/li>\n<li>\n<p>Refactor \u0628\u0627 \u0627\u0639\u062a\u0645\u0627\u062f \u0628\u0647 \u0646\u0641\u0633<br \/>\u062a\u0633\u062a \u0647\u0627\u06cc \u062e\u0648\u0628 \u0645\u0627\u0646\u0646\u062f \u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0627\u06cc\u0645\u0646\u06cc \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0627\u06af\u0631 \u0627\u0635\u0644\u0627\u062d \u0645\u062c\u062f\u062f \u0634\u0645\u0627 \u0686\u06cc\u0632\u06cc \u0631\u0627 \u0628\u0634\u06a9\u0646\u062f \u060c \u062a\u0633\u062a \u0647\u0627\u06cc \u0634\u0645\u0627 \u0622\u0646 \u0631\u0627 \u0645\u06cc \u06af\u06cc\u0631\u062f.<\/p>\n<\/li>\n<li>\n<p>\u06a9\u06cc\u0641\u06cc\u062a \u06a9\u062f \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u0628\u062e\u0634\u06cc\u062f<br \/>\u062a\u0648\u0633\u0639\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0645\u062d\u0648\u0631 (TDD) \u0627\u062c\u0632\u0627\u06cc \u067e\u0627\u06a9 \u06a9\u0646\u0646\u062f\u0647 \u060c \u0645\u062f\u0648\u0644\u0627\u0631 \u0648 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0631\u0627 \u062a\u0634\u0648\u06cc\u0642 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<\/li>\n<li>\n<p>\u062a\u062c\u0631\u0628\u0647 \u0628\u0647\u062a\u0631 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<br \/>\u0622\u06cc\u0627 \u062a\u0627 \u0628\u0647 \u062d\u0627\u0644 \u0631\u0648\u06cc \u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u06a9\u062f \u06a9\u062b\u06cc\u0641 \u06a9\u0627\u0631 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f \u0648 \u0627\u0632 \u0644\u0645\u0633 \u0686\u06cc\u0632\u06cc \u0627\u062d\u0633\u0627\u0633 \u062a\u0631\u0633 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f\u061f \u0628\u0627 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0647\u0627\u06cc \u062e\u0648\u0628 \u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u062f\u0648\u0646 \u062a\u0631\u0633 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f.<\/p>\n<\/li>\n<\/ol>\n<p><strong>\u0627\u0634\u062a\u0628\u0627\u0647\u0627\u062a \u0631\u0627\u06cc\u062c \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u062f\u0631 \u0622\u0632\u0645\u0627\u06cc\u0634 React:<\/strong><br \/>\u062d\u062a\u06cc \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0628\u0627\u062a\u062c\u0631\u0628\u0647 \u0627\u06cc\u0646 \u0627\u0634\u062a\u0628\u0627\u0647\u0627\u062a \u0622\u0632\u0645\u0627\u06cc\u0634 \u0648\u0627\u062d\u062f \u0631\u0627 \u0645\u0631\u062a\u06a9\u0628 \u0645\u06cc \u0634\u0648\u0646\u062f:<\/p>\n<p>\ud83d\udea8 \u062a\u0633\u062a \u062c\u0632\u0626\u06cc\u0627\u062a \u0627\u062c\u0631\u0627\u06cc &#8211; \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u0628\u0647 \u062c\u0627\u06cc \u0622\u0632\u0645\u0627\u06cc\u0634 \u0631\u0641\u062a\u0627\u0631 \u0648\u0627\u0642\u0639\u06cc UI \u060c \u06cc\u06a9 \u0639\u0645\u0644\u06a9\u0631\u062f \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a.<br \/>\ud83d\udea8 \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0645\u0633\u062e\u0631\u0647 \u06a9\u0631\u062f\u0646 \u0647\u0645\u0647 \u0686\u06cc\u0632-\u0645\u0633\u062e\u0631\u0647 \u06a9\u0631\u062f\u0646 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0647\u0627\u06cc \u063a\u06cc\u0631\u0648\u0627\u0642\u0639\u06cc \u0645\u06cc \u0634\u0648\u062f.<br \/>\ud83d\udea8 \u0622\u0632\u0645\u0627\u06cc\u0634 \u062a\u0639\u0627\u0645\u0644 \u06a9\u0627\u0631\u0628\u0631-\u0641\u0631\u0627\u0645\u0648\u0634 \u06a9\u0631\u062f\u0646 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0631\u0641\u062a\u0627\u0631 \u06a9\u0627\u0631\u0628\u0631 \u062f\u0631 \u062f\u0646\u06cc\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc.<br \/>\ud83d\udea8 \u0646\u0648\u0634\u062a\u0646 \u062a\u0633\u062a \u0647\u0627\u06cc \u0634\u06a9\u0646\u0646\u062f\u0647 &#8211; \u062a\u0633\u062a \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0647 \u0645\u062d\u0636 \u062a\u063a\u06cc\u06cc\u0631 \u0633\u0627\u062e\u062a\u0627\u0631 \u0645\u0624\u0644\u0641\u0647 \u0645\u06cc \u0634\u06a9\u0646\u0646\u062f.<\/p>\n<p>\u0646\u0645\u0648\u0646\u0647 \u0627\u06cc \u0627\u0632 \u06cc\u06a9 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0628\u062f (\u062a\u0633\u062a \u062c\u0632\u0626\u06cc\u0627\u062a \u0627\u062c\u0631\u0627\u06cc)<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>import { render } from \"@testing-library\/react\";\nimport MyComponent from \".\/MyComponent\";\n\ntest(\"should set state correctly when clicking the button\", () =&gt; {\n  const { getByText } = render(<mycomponent\/>);\n\n  \/\/ Simulating a button click\n  getByText(\"Click me\").click();\n\n  \/\/ Checking internal state (BAD PRACTICE)\n  expect(MyComponent.someStateVariable).toBe(\"updated\");\n});\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u274c \u0645\u0634\u06a9\u0644: \u0627\u06cc\u0646 \u0622\u0632\u0645\u0648\u0646 \u0628\u0647 \u062d\u0627\u0644\u062a \u062f\u0627\u062e\u0644\u06cc \u0645\u062a\u06a9\u06cc \u0627\u0633\u062a \u060c \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u0645\u06a9\u0631\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0646\u062f \u0648 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0631\u0627 \u063a\u06cc\u0631\u0642\u0627\u0628\u0644 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p><strong>\u0646\u062d\u0648\u0647 \u0646\u0648\u0634\u062a\u0646 \u062a\u0633\u062a \u0647\u0627\u06cc \u0648\u0627\u062d\u062f React \u0645\u0624\u062b\u0631<\/strong><\/p>\n<p><strong>1. \u0631\u0641\u062a\u0627\u0631 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u062f \u060c \u0646\u0647 \u0627\u062c\u0631\u0627\u06cc<\/strong><br \/>\u0628\u0631\u0627\u06cc \u0622\u0632\u0645\u0627\u06cc\u0634 \u0622\u0646\u0686\u0647 \u06a9\u0627\u0631\u0628\u0631 \u062f\u0631 \u0648\u0627\u0642\u0639 \u062a\u062c\u0631\u0628\u0647 \u0645\u06cc \u06a9\u0646\u062f \u060c \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u062a\u0633\u062a React \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>import { render, screen } from \"@testing-library\/react\";\nimport userEvent from \"@testing-library\/user-event\";\nimport MyComponent from \".\/MyComponent\";\n\ntest(\"updates text when button is clicked\", async () =&gt; {\n  render(<mycomponent\/>);\n\n  await userEvent.click(screen.getByRole(\"button\", { name: \"Click me\" }));\n\n  expect(screen.getByText(\"Updated Text\")).toBeInTheDocument();\n});\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0686\u0631\u0627 \u0627\u06cc\u0646 \u0628\u0647\u062a\u0631 \u0627\u0633\u062a\u061f<\/p>\n<p>\u0627\u06cc\u0646 \u0628\u0647 \u062c\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u062f\u0627\u062e\u0644\u06cc \u060c \u062a\u0639\u0627\u0645\u0644 \u0648\u0627\u0642\u0639\u06cc \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0634\u0628\u06cc\u0647 \u0633\u0627\u0632\u06cc \u0645\u06cc \u06a9\u0646\u062f.<br \/>\u062d\u062a\u06cc \u067e\u0633 \u0627\u0632 \u0627\u0635\u0644\u0627\u062d \u0645\u062c\u062f\u062f \u0645\u0639\u062a\u0628\u0631 \u0627\u0633\u062a.<\/p>\n<p><strong>2. \u0627\u0632 \u067e\u0631\u0633 \u0648 \u062c\u0648\u0647\u0627\u06cc \u0645\u0646\u0627\u0633\u0628 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f<\/strong><br \/>\u0628\u0647 \u062c\u0627\u06cc GetByText () \u060c \u0627\u0632 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0645\u0639\u0646\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f GetByRole () \u060c GetByLabeLtext () \u0648 GetByPlaceHolderText () \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p><strong>3. API \u0647\u0627\u06cc \u0645\u0633\u062e\u0631\u0647 \u0631\u0627\u0647 \u062f\u0631\u0633\u062a<\/strong><br \/>\u067e\u0627\u0633\u062e \u0647\u0627\u06cc API \u0631\u0627 \u0641\u0642\u0637 \u062f\u0631 \u0635\u0648\u0631\u062a \u0644\u0632\u0648\u0645 \u0645\u0633\u062e\u0631\u0647 \u06a9\u0646\u06cc\u062f. \u0645\u062b\u0627\u0644 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 MSW:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>import { rest } from \"msw\";\nimport { setupServer } from \"msw\/node\";\n\nconst server = setupServer(\n  rest.get(\"\/api\/data\", (req, res, ctx) =&gt; {\n    return res(ctx.json({ data: \"Test Data\" }));\n  })\n);\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>\u0622\u06cc\u0627 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0628\u0647 \u062a\u0633\u062a \u0648\u0627\u062d\u062f React \u062a\u0633\u0644\u0637 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f\u061f \u06a9\u062a\u0627\u0628 \u0645\u0646 \u0631\u0627 \u0628\u06af\u06cc\u0631\u06cc\u062f!<\/strong><\/p>\n<p>\u0645\u0646 &#8220;Mastering React Unit Testing \u0628\u0627 RTL &#038; JEST&#8221; \u0631\u0627 \u0646\u0648\u0634\u062a\u0645 \u062a\u0627 \u0628\u0647 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u06a9\u0645\u06a9 \u06a9\u0646\u0645 \u062a\u0627 \u062f\u0631 \u062f\u0646\u06cc\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc \u0648 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0647\u0627\u06cc \u0642\u0627\u0628\u0644 \u062d\u0641\u0638 \u0628\u0646\u0648\u06cc\u0633\u0646\u062f.<\/p>\n<p>\ud83d\udcd8 \u062f\u0631 \u062f\u0627\u062e\u0644 \u06a9\u062a\u0627\u0628 \u0686\u06cc\u0633\u062a\u061f<br \/>\u2705 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634\u0647\u0627 \u0628\u0631\u0627\u06cc \u0646\u0648\u0634\u062a\u0646 \u062a\u0633\u062a \u0647\u0627\u06cc \u0642\u0648\u06cc \u0648 \u0648\u0627\u0642\u0639\u06cc \u062f\u0631 \u062f\u0646\u06cc\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc<br \/>\u2705 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 API \u060c Redux \u060c Firestore \u0648 \u0627\u062d\u0631\u0627\u0632 \u0647\u0648\u06cc\u062a \u0631\u0627 \u0645\u0633\u062e\u0631\u0647 \u06a9\u0631\u062f<br \/>\u2705 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0627\u062c\u0632\u0627\u06cc React Complex (\u0645\u062f\u0627\u0644\u0647\u0627 \u060c \u0641\u0631\u0645 \u0647\u0627 \u060c \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0632\u0645\u06cc\u0646\u0647)<br \/>\u2705 \u0627\u0634\u06a9\u0627\u0644 \u0632\u062f\u0627\u06cc\u06cc \u0648 \u062a\u0633\u062a \u0647\u0627\u06cc \u067e\u0648\u0633\u062a\u0647 \u067e\u0648\u0633\u062a\u0647<br \/>\u2705 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc \u0639\u0645\u0644\u06cc \u06af\u0627\u0645 \u0628\u0647 \u06af\u0627\u0645<\/p>\n<p>\ud83d\udd17 \u0646\u0645\u0648\u0646\u0647 \u0627\u06cc \u0627\u0632 \u06a9\u062a\u0627\u0628 \u0631\u0627 \u0627\u06cc\u0646\u062c\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f<\/p>\n<p>today \u0646\u0633\u062e\u0647 \u062e\u0648\u062f \u0631\u0627 \u0627\u0645\u0631\u0648\u0632 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u06cc\u062f: \u0627\u06cc\u0646\u062c\u0627 \u0631\u0627 \u06a9\u0644\u06cc\u06a9 \u06a9\u0646\u06cc\u062f<\/p>\n<p><strong>\u0627\u0641\u06a9\u0627\u0631 \u0646\u0647\u0627\u06cc\u06cc<\/strong><br \/>\u0622\u0632\u0645\u0627\u06cc\u0634 \u0648\u0627\u062d\u062f React \u0644\u0627\u0632\u0645 \u0646\u06cc\u0633\u062a \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0628\u0627\u0634\u062f. \u0628\u0627 \u062a\u0645\u0631\u06a9\u0632 \u0628\u0631 \u0631\u0641\u062a\u0627\u0631 \u06a9\u0627\u0631\u0628\u0631 \u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc \u0647\u0627\u06cc \u062a\u0633\u062a \u0645\u0646\u0627\u0633\u0628 \u0648 \u067e\u06cc\u0631\u0648\u06cc \u0627\u0632 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0634\u06cc\u0648\u0647 \u0647\u0627 \u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0633\u062a \u0647\u0627\u06cc\u06cc \u0628\u0646\u0648\u06cc\u0633\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u0648\u0627\u0642\u0639 \u0628\u0631\u0646\u0627\u0645\u0647 \u0634\u0645\u0627 \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u0645\u06cc \u0628\u062e\u0634\u062f.<\/p>\n<p>&#8211; \u0628\u0632\u0631\u06af\u062a\u0631\u06cc\u0646 \u0686\u0627\u0644\u0634 \u0634\u0645\u0627 \u0628\u0627 \u0622\u0632\u0645\u0627\u06cc\u0634 React \u0686\u06cc\u0633\u062a\u061f \u0646\u0638\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0631\u0647\u0627 \u06a9\u0646\u06cc\u062f! \ud83d\ude80<\/p>\n<p>\ud83d\udce2 \u0627\u06af\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639 \u0631\u0627 \u0645\u0641\u06cc\u062f \u067e\u06cc\u062f\u0627 \u06a9\u0631\u062f\u06cc\u062f \u060c \u0622\u0646 \u0631\u0627 \u0628\u0627 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 React \u0647\u0645\u06a9\u0627\u0631 \u062e\u0648\u062f \u0628\u0647 \u0627\u0634\u062a\u0631\u0627\u06a9 \u0628\u06af\u0630\u0627\u0631\u06cc\u062f!<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0622\u0632\u0645\u0627\u06cc\u0634 \u0648\u0627\u062d\u062f \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0647\u0627\u0631\u062a\u0647\u0627\u06cc \u06a9\u0645 \u0627\u0631\u0632\u0634 \u062f\u0631 \u062a\u0648\u0633\u0639\u0647 \u062c\u0644\u0648 \u0627\u0633\u062a. \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0645\u0624\u0644\u0641\u0647 \u0647\u0627\u06cc React \u0631\u0627 \u0645\u06cc \u0646\u0648\u06cc\u0633\u0646\u062f \u0627\u0645\u0627 \u0647\u0646\u06af\u0627\u0645 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0645\u0648\u062b\u0631 \u0622\u0646\u0647\u0627 \u062a\u0644\u0627\u0634 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u274c \u0628\u0631\u062e\u06cc \u0627\u0632 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0627\u0632 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u0641\u06a9\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u063a\u06cc\u0631 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.\u274c \u062f\u06cc\u06af\u0631\u0627\u0646 \u062a\u0633\u062a \u0647\u0627\u06cc \u0634\u06a9\u0646\u0646\u062f\u0647 \u0627\u06cc \u0645\u06cc &hellip;<\/p>\n","protected":false},"author":2,"featured_media":101450,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-101449","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/101449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=101449"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/101449\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/101450"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=101449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=101449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=101449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}