Migrate tests to Twist

Author: jorgebucaran

package.json

@@ -2,6 +2,7 @@
   "name": "classcat",
   "description": "Build a space-separated class attribute quickly.",
   "version": "4.1.0",
+  "type": "module",
   "main": "dist/classcat.js",
   "module": "src/index.js",
   "unpkg": "src/index.js",
@@ -15,26 +16,23 @@
   ],
   "author": "Jorge Bucaran",
   "keywords": [
-    "class",
-    "classcat",
-    "classname",
-    "attribute",
+    "classnames",
     "classlist",
-    "concat"
+    "concat",
+    "class"
   ],
   "scripts": {
-    "test": "nyc -i esm -r lcov testmatrix test/*.test.js && nyc report",
+    "test": "c8 twist tests/*.js",
     "build": "export pkg=$npm_package_name; npm run bundle && npm run minify",
     "bundle": "rollup -i src/index.js -o dist/$pkg.js --no-strict -mf umd -n $pkg",
     "minify": "terser dist/$pkg.js -o dist/$pkg.js -mc --source-map includeSources,url=$pkg.js.map",
     "prepare": "npm run build",
     "release": "v=$npm_package_version; npm run build && git commit -am $v && git tag -s $v -m $v && git push && git push --tags && npm publish"
   },
   "devDependencies": {
-    "esm": "^3.2.25",
-    "nyc": "15.0.1",
-    "testmatrix": "0.1.2",
+    "c8": "*",
     "rollup": "*",
-    "terser": "^4.7.0"
+    "terser": "*",
+    "twist": "*"
   }
 }

test/index.test.js

@@ -0,0 +1,66 @@
+import cc from "../src/index.js"
+import { t, equal } from "twist"
+
+export default [
+  t("classcat", [
+    t("nothing, null, undefined", [
+      equal(cc(), ""),
+      equal(cc(null), ""),
+      equal(cc(undefined), ""),
+      equal(cc([, , , null, undefined]), ""),
+    ]),
+    t("empty objects", [
+      equal(cc({}), ""),
+      equal(cc([]), ""),
+      equal(cc([{}]), ""),
+      equal(cc([{}, {}, {}]), ""),
+    ]),
+    t("booleans", [
+      equal(cc(true), ""),
+      equal(cc(false), ""),
+      equal(cc([true, false]), ""),
+    ]),
+    t("empty strings", [
+      equal(cc(""), ""),
+      equal(
+        cc({
+          dog: "",
+          cat: "",
+          mouse: "",
+        }),
+        ""
+      ),
+      equal(cc(["", "", ""]), ""),
+    ]),
+    t("arrays of strings", [
+      equal(cc(["dog", "cat", false, "mouse"]), "dog cat mouse"),
+    ]),
+    t("array of arrays", [
+      equal(cc(["dog", ["cat", [false, "mouse"]]]), "dog cat mouse"),
+    ]),
+    t("object of key:string pairs", [
+      equal(
+        cc({
+          dog: true,
+          cat: true,
+          dodo: false,
+          mouse: true,
+        }),
+        "dog cat mouse"
+      ),
+    ]),
+    t("array of objects and arrays", [
+      equal(
+        cc([
+          "owl",
+          "eel-fox",
+          {
+            "elk-dik": true,
+          },
+          ["auk", "olm", "emu"],
+        ]),
+        "owl eel-fox elk-dik auk olm emu"
+      ),
+    ]),
+  ]),
+]