Explicitly import jest globals

jest.config.json

@@ -1,5 +1,6 @@
 {
   "preset": "ts-jest",
+  "injectGlobals": false,
   "testEnvironment": "node",
   "coverageReporters": ["html", "text", "cobertura", "json", "lcovonly"],
   "coverageThreshold": {

test/commands/purge.spec/coercePurgeVersionsNum.spec.ts

@@ -1,16 +1,18 @@
+import { describe, expect, it } from '@jest/globals';
+
 import { coercePurgeVersionsNum } from '../../../src/commands/purge';
 
 describe('when passing a number', () => {
     describe('when number is valid', () => {
-        test('should return the same number', () => {
+        it('should return the same number', () => {
             expect(coercePurgeVersionsNum(5)).toBe(5);
             expect(coercePurgeVersionsNum(0)).toBe(0);
             expect(coercePurgeVersionsNum(100.25)).toBe(100.25);
         });
     });
 
     describe('when number is invalid', () => {
-        test('should return Infinity', () => {
+        it('should return Infinity', () => {
             expect(coercePurgeVersionsNum(-1)).toBe(Infinity);
             expect(coercePurgeVersionsNum(-0.00001)).toBe(Infinity);
             expect(coercePurgeVersionsNum(Infinity)).toBe(Infinity);
@@ -21,7 +23,7 @@ describe('when passing a number', () => {
 });
 
 describe('when passing an array of numbers', () => {
-    test('should only return the last number in the array, coerced', () => {
+    it('should only return the last number in the array, coerced', () => {
         expect(coercePurgeVersionsNum([5])).toBe(5);
         expect(coercePurgeVersionsNum([4, 5])).toBe(5);
         expect(coercePurgeVersionsNum([Infinity, 5])).toBe(5);
@@ -34,7 +36,7 @@ describe('when passing an array of numbers', () => {
 });
 
 describe('when passing an empty array', () => {
-    test('should return Infinity', () => {
+    it('should return Infinity', () => {
         expect(coercePurgeVersionsNum([])).toBe(Infinity);
     });
 });

test/commands/purge.spec/getMajorVersionsToPurge.spec.ts

@@ -1,7 +1,9 @@
+import { describe, expect, it } from '@jest/globals';
+
 import { getMajorVersionsToPurge } from '../../../src/commands/purge';
 
 describe('when versions = []', () => {
-    test('should return []', () => {
+    it('should return []', () => {
         expect(getMajorVersionsToPurge([], 0)).toEqual([]);
         expect(getMajorVersionsToPurge([], 5)).toEqual([]);
     });
@@ -13,7 +15,7 @@ describe('when versions = [ "v2.0.0", "v1.0.0", "v0.1.0" ]', () => {
     describe('when number = 0', () => {
         const number = 0;
 
-        test('should return [ "v2.0.0", "v1.0.0", "v0.1.0" ]', () => {
+        it('should return [ "v2.0.0", "v1.0.0", "v0.1.0" ]', () => {
             expect(
                 getMajorVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -25,7 +27,7 @@ describe('when versions = [ "v2.0.0", "v1.0.0", "v0.1.0" ]', () => {
     describe('when number = 1', () => {
         const number = 1;
 
-        test('should return [ "v1.0.0", "v0.1.0" ]', () => {
+        it('should return [ "v1.0.0", "v0.1.0" ]', () => {
             expect(
                 getMajorVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -37,7 +39,7 @@ describe('when versions = [ "v2.0.0", "v1.0.0", "v0.1.0" ]', () => {
     describe('when number = 2', () => {
         const number = 2;
 
-        test('should return [ "v0.1.0" ]', () => {
+        it('should return [ "v0.1.0" ]', () => {
             expect(
                 getMajorVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -49,7 +51,7 @@ describe('when versions = [ "v2.0.0", "v1.0.0", "v0.1.0" ]', () => {
     describe('when number >= 3', () => {
         const number = 3;
 
-        test('should return []', () => {
+        it('should return []', () => {
             expect(
                 getMajorVersionsToPurge(versions, number, {
                     includePrerelease: true,

test/commands/purge.spec/getMinorVersionsToPurge.spec.ts

@@ -1,7 +1,9 @@
+import { describe, expect, it } from '@jest/globals';
+
 import { getMinorVersionsToPurge } from '../../../src/commands/purge';
 
 describe('when versions = []', () => {
-    test('should return []', () => {
+    it('should return []', () => {
         expect(getMinorVersionsToPurge([], 0)).toEqual([]);
         expect(getMinorVersionsToPurge([], 5)).toEqual([]);
     });
@@ -20,7 +22,7 @@ describe('when versions = [ "v2.1.0", "v2.0.0", "v1.2.0", "v1.1.0", "v1.0.0", "v
     describe('when number = 0', () => {
         const number = 0;
 
-        test('should return [ "v2.1.0", "v2.0.0", "v1.2.0", "v1.1.0", "v1.0.0", "v0.1.0" ]', () => {
+        it('should return [ "v2.1.0", "v2.0.0", "v1.2.0", "v1.1.0", "v1.0.0", "v0.1.0" ]', () => {
             expect(
                 getMinorVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -39,7 +41,7 @@ describe('when versions = [ "v2.1.0", "v2.0.0", "v1.2.0", "v1.1.0", "v1.0.0", "v
     describe('when number = 1', () => {
         const number = 1;
 
-        test('should return [ "v2.0.0", "v1.1.0", "v1.0.0" ]', () => {
+        it('should return [ "v2.0.0", "v1.1.0", "v1.0.0" ]', () => {
             expect(
                 getMinorVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -51,7 +53,7 @@ describe('when versions = [ "v2.1.0", "v2.0.0", "v1.2.0", "v1.1.0", "v1.0.0", "v
     describe('when number = 2', () => {
         const number = 2;
 
-        test('should return [ "v1.0.0" ]', () => {
+        it('should return [ "v1.0.0" ]', () => {
             expect(
                 getMinorVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -63,7 +65,7 @@ describe('when versions = [ "v2.1.0", "v2.0.0", "v1.2.0", "v1.1.0", "v1.0.0", "v
     describe('when number >= 3', () => {
         const number = 3;
 
-        test('should return []', () => {
+        it('should return []', () => {
             expect(
                 getMinorVersionsToPurge(versions, number, {
                     includePrerelease: true,

test/commands/purge.spec/getPatchVersionsToPurge.spec.ts

@@ -1,7 +1,9 @@
+import { describe, expect, it } from '@jest/globals';
+
 import { getPatchVersionsToPurge } from '../../../src/commands/purge';
 
 describe('when versions = []', () => {
-    test('should return []', () => {
+    it('should return []', () => {
         expect(getPatchVersionsToPurge([], 0)).toEqual([]);
         expect(getPatchVersionsToPurge([], 5)).toEqual([]);
     });
@@ -23,7 +25,7 @@ describe('when versions = [ "v2.1.0", "v2.0.1", "v2.0.0", "v1.2.2", "v1.2.1", "v
     describe('when number = 0', () => {
         const number = 0;
 
-        test('should return [ "v2.1.0", "v2.0.1", "v2.0.0", "v1.2.2", "v1.2.1", "v1.2.0", "v1.1.0", "v1.0.0", "v0.1.0" ]', () => {
+        it('should return [ "v2.1.0", "v2.0.1", "v2.0.0", "v1.2.2", "v1.2.1", "v1.2.0", "v1.1.0", "v1.0.0", "v0.1.0" ]', () => {
             expect(
                 getPatchVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -45,7 +47,7 @@ describe('when versions = [ "v2.1.0", "v2.0.1", "v2.0.0", "v1.2.2", "v1.2.1", "v
     describe('when number = 1', () => {
         const number = 1;
 
-        test('should return [ "v2.0.0", "v1.2.1", "v1.2.0" ]', () => {
+        it('should return [ "v2.0.0", "v1.2.1", "v1.2.0" ]', () => {
             expect(
                 getPatchVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -57,7 +59,7 @@ describe('when versions = [ "v2.1.0", "v2.0.1", "v2.0.0", "v1.2.2", "v1.2.1", "v
     describe('when number = 2', () => {
         const number = 2;
 
-        test('should return [ "v1.2.0" ]', () => {
+        it('should return [ "v1.2.0" ]', () => {
             expect(
                 getPatchVersionsToPurge(versions, number, {
                     includePrerelease: true,
@@ -69,7 +71,7 @@ describe('when versions = [ "v2.1.0", "v2.0.1", "v2.0.0", "v1.2.2", "v1.2.1", "v
     describe('when number >= 3', () => {
         const number = 3;
 
-        test('should return []', () => {
+        it('should return []', () => {
             expect(
                 getPatchVersionsToPurge(versions, number, {
                     includePrerelease: true,

test/commands/purge.spec/getStaleVersionsToPurge.spec.ts

@@ -1,3 +1,12 @@
+import {
+    afterAll,
+    beforeAll,
+    beforeEach,
+    describe,
+    expect,
+    it,
+} from '@jest/globals';
+
 import { join, resolve } from 'node:path';
 import { each } from 'async';
 import { ensureDir, rm } from 'fs-extra';
@@ -18,33 +27,41 @@ afterAll(() => rm(resolve(out), { recursive: true, force: true }));
 beforeEach(() => each(versions, async (v) => ensureDir(resolve(join(out, v)))));
 
 describe('when versions = []', () => {
-    beforeAll(() => (versions = []));
+    beforeAll(() => {
+        versions = [];
+    });
 
-    test('should return []', async () => {
+    it('should return []', async () => {
         expect(await getStaleVersionsToPurge(versions, options)).toEqual([]);
     });
 });
 
 describe('when versions = [ "v0.1.0" ]', () => {
-    beforeAll(() => (versions = ['v0.1.0']));
+    beforeAll(() => {
+        versions = ['v0.1.0'];
+    });
 
-    test('should return []', async () => {
+    it('should return []', async () => {
         expect(await getStaleVersionsToPurge(versions, options)).toEqual([]);
     });
 });
 
 describe('when versions = [ "v1.0.0-alpha.1", "v0.1.0" ]', () => {
-    beforeAll(() => (versions = ['v1.0.0-alpha.1', 'v0.1.0']));
+    beforeAll(() => {
+        versions = ['v1.0.0-alpha.1', 'v0.1.0'];
+    });
 
-    test('should return []', async () => {
+    it('should return []', async () => {
         expect(await getStaleVersionsToPurge(versions, options)).toEqual([]);
     });
 });
 
 describe('when versions = [ "v1.0.0", "v1.0.0-alpha.1", "v0.1.0" ]', () => {
-    beforeAll(() => (versions = ['v1.0.0', 'v1.0.0-alpha.1', 'v0.1.0']));
+    beforeAll(() => {
+        versions = ['v1.0.0', 'v1.0.0-alpha.1', 'v0.1.0'];
+    });
 
-    test('should return [ "v1.0.0-alpha.1", "v0.1.0" ]', async () => {
+    it('should return [ "v1.0.0-alpha.1", "v0.1.0" ]', async () => {
         expect(await getStaleVersionsToPurge(versions, options)).toEqual([
             'v1.0.0-alpha.1',
             'v0.1.0',

test/commands/purge.spec/getVersionsToPurge.spec.ts

@@ -1,15 +1,17 @@
+import { describe, expect, it } from '@jest/globals';
+
 import { getVersionsToPurge } from '../../../src/commands/purge';
 
 describe('when versionsToPurge is empty', () => {
-    test('should return []', () => {
+    it('should return []', () => {
         expect(getVersionsToPurge([])).toEqual([]);
         expect(getVersionsToPurge(['v1.0.0'])).toEqual([]);
         expect(getVersionsToPurge(['v1.0.0', 'v2.0.0'])).toEqual([]);
     });
 });
 
 describe('when versionsToPurge contains no matches', () => {
-    test('should return []', () => {
+    it('should return []', () => {
         expect(getVersionsToPurge([], ['v1.0.0'])).toEqual([]);
         expect(
             getVersionsToPurge(['v1.0.0'], ['v0.1.0'], {
@@ -25,7 +27,7 @@ describe('when versionsToPurge contains no matches', () => {
 });
 
 describe('when versionsToPurge contains matches', () => {
-    test('should return the matched versions', () => {
+    it('should return the matched versions', () => {
         expect(getVersionsToPurge(['v1.0.0'], ['v1.0.0'])).toEqual(['v1.0.0']);
         expect(getVersionsToPurge(['v1.0.0', 'v2.0.0'], ['>=1.5'])).toEqual([
             'v2.0.0',