alexion
6081e3e325
Imported as a linear vendor commit so forge rebases do not replay the upstream root tree. git-subtree-dir: third_party/pi git-subtree-split: 71023aec1546d6d677a65669c5665c0927ce0dd0
40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
import type { StorageConformanceAssertions } from "./types.ts";
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export type ExpectLike = (actual: unknown, message?: string) => unknown;
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type ExpectResult = {
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toBe(expected: unknown): unknown;
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toBeGreaterThan(expected: number): unknown;
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toEqual(expected: unknown): unknown;
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toMatchObject(expected: unknown): unknown;
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toBeTruthy(): unknown;
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readonly rejects: {
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toThrow(expected?: string | RegExp): unknown;
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};
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};
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/** Adapts a Vitest/Jest-compatible `expect` function without importing either runner. */
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export function createExpectAssertions(expect: ExpectLike): StorageConformanceAssertions {
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const result = (actual: unknown, message?: string): ExpectResult => expect(actual, message) as ExpectResult;
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return {
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ok(value, message) {
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result(value, message).toBeTruthy();
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},
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strictEqual(actual, expected) {
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result(actual).toBe(expected);
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},
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deepEqual(actual, expected) {
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result(actual).toEqual(expected);
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},
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partialDeepEqual(actual, expected) {
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result(actual).toMatchObject(expected);
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},
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greaterThan(actual, expected) {
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result(actual).toBeGreaterThan(expected);
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},
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async rejects(operation, messageIncludes) {
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await result(operation).rejects.toThrow(messageIncludes);
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},
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};
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}
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