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@std/testing@0.215.0

latest
Works with
It is unknown whether this package works with Browsers, Deno, Node.js, Cloudflare Workers, Bun
It is unknown whether this package works with Browsers
It is unknown whether this package works with Deno
It is unknown whether this package works with Node.js
It is unknown whether this package works with Cloudflare Workers
It is unknown whether this package works with Bun
•JSR Score52%•
Published2 years ago (0.215.0)
function assertSnapshot
assertSnapshot<T>(
actual: T,
options: SnapshotOptions<T>
): Promise<void>

Make an assertion that actual matches a snapshot. If the snapshot and actual do not a match, then throw.

Type parameter can be specified to ensure values under comparison have the same type.

Examples

Example 1

import { assertSnapshot } from "@std/testing/snapshot";

Deno.test("snapshot", async (test) => {
 await assertSnapshot<number>(test, 2);
});

Type Parameters

T

Parameters

context: Deno.TestContext
actual: T
options: SnapshotOptions<T>

Return Type

Promise<void>
assertSnapshot<T>(
actual: T,
message?: string
): Promise<void>

Type Parameters

T

Parameters

context: Deno.TestContext
actual: T
optional
message: string

Return Type

Promise<void>

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Add Package

deno add jsr:@std/testing

Import symbol

import { assertSnapshot } from "@std/testing/snapshot";
or

Import directly with a jsr specifier

import { assertSnapshot } from "jsr:@std/testing/snapshot";