feat(testing): export assertions and colors (#108)

Author: lowlighter

testing/assert.ts

@@ -0,0 +1 @@
+export * from "@std/assert"

testing/assert_test.ts

@@ -0,0 +1 @@
+import "./assert.ts"

testing/colors.ts

@@ -0,0 +1 @@
+export * from "@std/fmt/colors"

testing/colors_test.ts

@@ -0,0 +1 @@
+import "./colors.ts"

testing/expect.ts

@@ -4,7 +4,7 @@
  */
 // Imports
 import { type Async, expect as _expect, type Expected, fn } from "@std/expect"
-import { assert, assertEquals, type AssertionError as _AssertionError, assertIsError, assertMatch, assertNotEquals, assertNotStrictEquals, assertObjectMatch, assertStrictEquals } from "@std/assert"
+import { assert, assertEquals, AssertionError, assertIsError, assertMatch, assertNotEquals, assertNotStrictEquals, assertObjectMatch, assertStrictEquals } from "@std/assert"
 import type { Arg, Arrayable, callback, Nullable, record, TypeOf } from "@libs/typing"
 import type { testing } from "./test.ts"
 import { STATUS_CODE as Status } from "@std/http/status"
@@ -337,16 +337,6 @@ export interface ExtendedExpected<IsAsync = false> extends Expected<IsAsync> {
   rejects: Async<ExtendedExpected<true>>
 }
 
-/** Error thrown when an assertion fails. */
-let AssertionError: typeof _AssertionError
-
-// AssertionError is not exported by `@std/expect` (and it differs from `@std/assert`) which is why we retrieve it this way
-try {
-  _expect(null).toBe(true)
-} catch (error) {
-  AssertionError = error.constructor
-}
-
 /** Process callback and format result to match {@link Expected} result interface. */
 function process(not: boolean, evaluate: callback, message = ""): { message: () => string; pass: boolean } {
   let pass = true
@@ -729,4 +719,4 @@ export function reset(fn: any) {
 const expect = _expect as unknown as ((...args: Parameters<typeof _expect>) => ExtendedExpected) & { [K in keyof typeof _expect]: typeof _expect[K] }
 
 export { AssertionError, expect, fn, Status }
-export type { _AssertionError, _expect, Arg, Arrayable, Async, callback, Expected, Nullable, record, TypeOf }
+export type { _expect, Arg, Arrayable, Async, callback, Expected, Nullable, record, TypeOf }

testing/mod.ts

@@ -1,4 +1,5 @@
 export * from "./test.ts"
+export * from "./assert.ts"
 export * from "./expect.ts"
 export * from "./permissions.ts"
 export * from "./runtime.ts"