{"id":30199,"date":"2023-07-12T18:09:30","date_gmt":"2023-07-12T14:39:30","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/how-to-test-an-async-function-to-throw-an-exception-in-jest-3a90\/"},"modified":"2023-07-12T18:09:30","modified_gmt":"2023-07-12T14:39:30","slug":"how-to-test-an-async-function-to-throw-an-exception-in-jest-3a90","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/how-to-test-an-async-function-to-throw-an-exception-in-jest-3a90\/","title":{"rendered":"\u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 async \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u0627\u0633\u062a\u062b\u0646\u0627 \u062f\u0631 Jest \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u0645"},"content":{"rendered":"<div data-article-id=\"1534739\" id=\"article-body\">\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0647\u0631 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647 \u062e\u0648\u0628\u060c \u0647\u0645\u06cc\u0634\u0647 \u0628\u0627\u06cc\u062f \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u062f.<br \/>\u0648 \u0645\u0627\u0646\u0646\u062f \u0647\u0631 \u062a\u0648\u0633\u0639\u0647\u200c\u062f\u0647\u0646\u062f\u0647\u200c\u0627\u06cc \u062e\u0648\u0628\u060c \u0647\u0645\u06cc\u0634\u0647 \u0628\u0627\u06cc\u062f \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0647\u0646\u06af\u0627\u0645 \u0646\u0648\u0634\u062a\u0646 \u062a\u0648\u0627\u0628\u0639\u060c \u0627\u0633\u062a\u062b\u0646\u0627\u0621 \u0631\u0627 \u0628\u06af\u06cc\u0631\u06cc\u062f \u0648 \u062e\u0637\u0627\u0647\u0627 \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644 \u0627\u06af\u0631 \u062a\u0627\u0628\u0639\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u062f\u0627\u0631\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">logName<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">name<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n  <span class=\"c1\">\/\/ do something with the name<\/span>\n<span class=\"p\">};<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u062a\u0627\u0628\u0639 \u0641\u0648\u0642 \u0627\u0646\u062a\u0638\u0627\u0631 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0634\u0645\u0627 \u0647\u0645\u06cc\u0634\u0647 \u06cc\u06a9 \u0646\u0627\u0645 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f\u060c \u0627\u0645\u0627 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646 \u0622\u0646 \u0631\u0627 \u062a\u0636\u0645\u06cc\u0646 \u06a9\u0631\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u06a9\u0627\u0631\u06cc \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0645\u0648\u0631\u062f\u06cc \u0631\u0627 \u06a9\u0647 \u0646\u0627\u0645 \u062a\u0639\u0631\u06cc\u0641 \u0646\u0634\u062f\u0647 \u0627\u0633\u062a \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f \u0648 \u062f\u0631 \u0622\u0646 \u062d\u0627\u0644\u062a \u06cc\u06a9 \u0627\u0633\u062a\u062b\u0646\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f\u060c \u0648 \u062a\u0627\u0628\u0639 \u0634\u0645\u0627 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0627\u06cc\u0646 \u0634\u06a9\u0644 \u0628\u0627\u0634\u062f. :<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code>\n<span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">funThatThrows<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">name<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nx\">name<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n        <span class=\"k\">throw<\/span> <span class=\"k\">new<\/span> <span class=\"nb\">Error<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">You need the name<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\n    <span class=\"p\">}<\/span>\n\n    <span class=\"c1\">\/\/ do something with name<\/span>\n<span class=\"p\">};<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0648 \u0627\u06af\u0631 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u0645\u0648\u0631\u062f\u06cc \u0631\u0627 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u062a\u0627\u0628\u0639 \u062f\u0631 \u0635\u0648\u0631\u062a \u0639\u062f\u0645 \u0639\u0628\u0648\u0631 \u0646\u0627\u0645\u060c \u06cc\u06a9 \u0627\u0633\u062a\u062b\u0646\u0627 \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u06a9\u0627\u0631\u06cc \u06a9\u0647 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u06cc\u062f \u0646\u0648\u0634\u062a\u0646 \u062a\u0633\u062a\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u0627\u0633\u062a:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"nx\">describe<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">funThatThrows<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n  <span class=\"nx\">it<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">should throw an error if name is missing<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n    <span class=\"nx\">expect<\/span><span class=\"p\">(()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n      <span class=\"nx\">funThatThrows<\/span><span class=\"p\">();<\/span>\n    <span class=\"p\">}).<\/span><span class=\"nx\">toThrow<\/span><span class=\"p\">();<\/span>\n  <span class=\"p\">});<\/span>\n<span class=\"p\">});<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0627\u0633\u0627\u0633\u0627\u064b \u0634\u0645\u0627 \u062a\u0627\u0628\u0639 \u062e\u0648\u062f \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0646\u0627\u0634\u0646\u0627\u0633 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u0622\u0646 \u0645\u0646\u062a\u0642\u0644 \u0645\u06cc \u0634\u0648\u062f <code>expect<\/code>\u060c \u0648 \u0633\u067e\u0633 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0627\u06cc\u0646 \u06cc\u06a9 \u0627\u0633\u062a\u062b\u0646\u0627 \u0628\u0627 the \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u062f <code>toThrow<\/code> \u0631\u0648\u0634.<\/p>\n<h3>\n<p>  \u0627\u0645\u0627 \u0686\u06af\u0648\u0646\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0627 \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u0648\u0639\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u0646\u062f \u0622\u0632\u0645\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f\u061f<br \/>\n<\/h3>\n<p>\u062d\u0627\u0644\u060c \u0627\u06af\u0631 \u062a\u0627\u0628\u0639\u06cc \u062f\u0627\u0631\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u062c\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0641\u0648\u0631\u06cc\u060c \u0628\u0627\u06cc\u062f \u0686\u06cc\u0632\u06cc \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u062f\u060c \u0648 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u0641\u0642\u0637 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062d\u0644 \u0634\u062f \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u060c \u0686\u06cc\u0632\u06cc \u0634\u0628\u06cc\u0647 \u0628\u0647 \u0627\u06cc\u0646:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">funThatThrowsAsync<\/span> <span class=\"o\">=<\/span> <span class=\"k\">async<\/span> <span class=\"nx\">name<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n  <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nx\">name<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n    <span class=\"k\">throw<\/span> <span class=\"k\">new<\/span> <span class=\"nb\">Error<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">You need the name<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\n  <span class=\"p\">}<\/span>\n  <span class=\"k\">return<\/span> <span class=\"nb\">Promise<\/span><span class=\"p\">.<\/span><span class=\"nx\">resolve<\/span><span class=\"p\">(<\/span><span class=\"s2\">`hello <\/span><span class=\"p\">${<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">);<\/span>\n<span class=\"p\">};<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0648 \u0627\u06af\u0631 \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0641\u0642\u0637 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0646\u06cc\u062f <code>async\/await<\/code> \u0628\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634\u06cc \u06a9\u0647 \u0642\u0628\u0644\u0627 \u0627\u0646\u062c\u0627\u0645 \u062f\u0627\u062f\u06cc\u0645\u060c \u0686\u06cc\u0632\u06cc \u0634\u0628\u06cc\u0647 \u0628\u0647 \u0627\u06cc\u0646:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"nx\">describe<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">funThatThrowsAsync<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n  <span class=\"nx\">it<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">should throw an error if name is missing<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n    <span class=\"nx\">expect<\/span><span class=\"p\">(<\/span><span class=\"k\">async<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n      <span class=\"k\">await<\/span> <span class=\"nx\">funThatThrowsAsync<\/span><span class=\"p\">();<\/span>\n    <span class=\"p\">}).<\/span><span class=\"nx\">toThrow<\/span><span class=\"p\">();<\/span>\n  <span class=\"p\">});<\/span>\n<span class=\"p\">});<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0645\u0634\u06a9\u0644 \u0628\u0627\u0644\u0627 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u062c\u0627\u06cc \u0642\u0628\u0648\u0644\u06cc\u060c \u062e\u0637\u0627\u06cc \u0628\u0627\u0644\u0627 \u0641\u0642\u0637 \u062f\u0631 \u067e\u0648\u0633\u062a\u0647 \u0634\u0645\u0627 \u067e\u0631\u062a\u0627\u0628 \u0645\u06cc \u0634\u0648\u062f \u0648 \u062f\u0631 \u062a\u0633\u062a \u0645\u0631\u062f\u0648\u062f \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight shell\"><code>throw new Error<span class=\"o\">(<\/span><span class=\"s1\">'You need the name'<\/span><span class=\"o\">)<\/span><span class=\"p\">;<\/span>\n          ^\nError: You need the name\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u06a9\u0627\u0631\u06cc \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f \u062a\u0627 \u062a\u0633\u062a \u0628\u0647 \u062c\u0627\u06cc \u0622\u0646 \u06a9\u0627\u0631 \u06a9\u0646\u062f\u060c \u0636\u0645\u06cc\u0645\u0647 \u06a9\u0631\u062f\u0646 \u0622\u0646 \u0627\u0633\u062a <code>.rejects<\/code> \u0631\u0648\u0634 \u0642\u0628\u0644 \u0627\u0632 <code>.toThrow()<\/code>\u060c \u062f\u0631 \u0627\u0635\u0644 \u0627\u06cc\u0646 \u0641\u0631\u0645\u0648\u0644 \u0631\u0627 \u062f\u0627\u0631\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"nx\">expect<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span><span class=\"p\">).<\/span><span class=\"nx\">rejects<\/span><span class=\"p\">.<\/span><span class=\"nx\">toThrow<\/span><span class=\"p\">()<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0627\u06cc\u0646 \u0628\u0647 Jest \u0645\u06cc\u200c\u06af\u0648\u06cc\u062f \u06a9\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u0634\u0645\u0627 \u062f\u0631 \u0627\u0646\u062a\u0638\u0627\u0631 \u062e\u0637\u0627 \u0627\u0633\u062a \u0648 \u062e\u0637\u0627 \u0631\u0627 \u062f\u0631 \u06a9\u0646\u0633\u0648\u0644 \u062e\u0627\u0645\u0648\u0634 \u0645\u06cc\u200c\u06a9\u0646\u062f.<br \/>\u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0622\u0632\u0645\u0648\u0646 \u0645\u0627 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0628\u0627\u0632\u0646\u0648\u06cc\u0633\u06cc \u0634\u0648\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"nx\">describe<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">funThatThrowsAsync<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n  <span class=\"nx\">it<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">should throw an error if name is missing<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n    <span class=\"nx\">expect<\/span><span class=\"p\">(<\/span><span class=\"k\">async<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\n      <span class=\"k\">await<\/span> <span class=\"nx\">funThatThrowsAsync<\/span><span class=\"p\">();<\/span>\n    <span class=\"p\">}).<\/span><span class=\"nx\">rejects<\/span><span class=\"p\">.<\/span><span class=\"nx\">toThrow<\/span><span class=\"p\">();<\/span>\n  <span class=\"p\">});<\/span>\n<span class=\"p\">});<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0648 \u062d\u0627\u0644\u0627 \u0622\u0632\u0645\u0648\u0646 \u0634\u0645\u0627 \u0642\u0628\u0648\u0644 \u062e\u0648\u0627\u0647\u062f \u0634\u062f!<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight shell\"><code> PASS  src\/async\/async.test.js\n  Test throw with Async\/Await\n    funThatThrows\n      \u2713 should throw an error <span class=\"k\">if <\/span>name is missing <span class=\"o\">(<\/span>8 ms<span class=\"o\">)<\/span>\n    funThatThrowsAsync\n      \u2713 should throw an error <span class=\"k\">if <\/span>name is missing <span class=\"o\">(<\/span>3 ms<span class=\"o\">)<\/span>\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0628\u0631\u0627\u06cc \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u0627\u0633\u0646\u0627\u062f \u0631\u0633\u0645\u06cc \u0646\u06af\u0627\u0647\u06cc \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u062f.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0647\u0631 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647 \u062e\u0648\u0628\u060c \u0647\u0645\u06cc\u0634\u0647 \u0628\u0627\u06cc\u062f \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u062f.\u0648 \u0645\u0627\u0646\u0646\u062f \u0647\u0631 \u062a\u0648\u0633\u0639\u0647\u200c\u062f\u0647\u0646\u062f\u0647\u200c\u0627\u06cc \u062e\u0648\u0628\u060c \u0647\u0645\u06cc\u0634\u0647 \u0628\u0627\u06cc\u062f \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0647\u0646\u06af\u0627\u0645 \u0646\u0648\u0634\u062a\u0646 \u062a\u0648\u0627\u0628\u0639\u060c \u0627\u0633\u062a\u062b\u0646\u0627\u0621 \u0631\u0627 \u0628\u06af\u06cc\u0631\u06cc\u062f \u0648 \u062e\u0637\u0627\u0647\u0627 \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644 \u0627\u06af\u0631 \u062a\u0627\u0628\u0639\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u062f\u0627\u0631\u06cc\u062f: export const logName = name =&gt; { \/\/ do something with the name }; \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a &hellip;<\/p>\n","protected":false},"author":2,"featured_media":30200,"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-30199","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\/30199","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=30199"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/30199\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/30200"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=30199"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=30199"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=30199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}