feat: integrate ts-expect

index.ts

@@ -6,3 +6,4 @@ export { default as faker } from './src/faker'
 export * from './src/faker'
 export default BaseTest
 export { default as test } from './src/decorators'
+export { TypeOf, TypeEqual } from 'ts-expect'

package.json

@@ -51,6 +51,7 @@
 		"chai": "^4.2.0",
 		"faker": "^4.1.0",
 		"jest": "^25.4.0",
+		"ts-expect": "^1.1.0",
 		"ts-jest": "^25.4.0"
 	},
 	"babel": {
@@ -74,4 +75,4 @@
 			"<rootDir>/node_modules/"
 		]
 	}
-}
+}

src/assert.test.ts

@@ -0,0 +1,21 @@
+import BaseTest from './BaseTest'
+import test from './decorators'
+import assert from './assert'
+
+interface ICustomObj {
+	testStr: string
+}
+
+export default class AssertTest extends BaseTest {
+	@test('can assert types')
+	protected static async doesCallBeforeAll() {
+		assert.expectType<string>('string')
+		assert.expectType<number>(123)
+
+		const myCustomObj: ICustomObj = {
+			testStr: 'blah'
+		}
+
+		assert.expectType<ICustomObj>(myCustomObj)
+	}
+}

src/assert.ts

@@ -1,12 +1,15 @@
 import { assert } from 'chai'
-
-export interface ISpruceAssert extends Chai.AssertStatic {}
+import { expectType } from 'ts-expect'
 
 // TODO: We could extend assert here
 /**
  * 🌲🤖 Assert things in tests
  *
  * Extends the chai assert library: https://www.chaijs.com/api/assert/
  * */
-const spruceAssert: ISpruceAssert = assert
+const spruceAssert = {
+	...assert,
+	expectType
+}
+
 export default spruceAssert

yarn.lock

@@ -8173,6 +8173,11 @@ trim-off-newlines@^1.0.0:
   resolved "https://registry.yarnpkg.com/trim-off-newlines/-/trim-off-newlines-1.0.1.tgz#9f9ba9d9efa8764c387698bcbfeb2c848f11adb3"
   integrity sha1-n5up2e+odkw4dpi8v+sshI8RrbM=
 
+ts-expect@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/ts-expect/-/ts-expect-1.1.0.tgz#52a280a149e1943ff7473d3dcb2fe17f85f63853"
+  integrity sha512-cKoBZ47X85x/Qh7taf30m3BhOJOhtNbb7KFHz9CCuWeRSAh0wzprnmiN9TSOQ0FWp3+qDWS5f2FDnxkY93Kdfw==
+
 ts-jest@^25.4.0:
   version "25.4.0"
   resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-25.4.0.tgz#5ad504299f8541d463a52e93e5e9d76876be0ba4"