[Tests] run nyc on all tests; use tape runner; add `implementatio…

…n` tests

.eslintignore

@@ -0,0 +1 @@
+coverage/

.nycrc

@@ -0,0 +1,13 @@
+{
+	"all": true,
+	"check-coverage": false,
+	"reporter": ["text-summary", "text", "html", "json"],
+	"lines": 86,
+	"statements": 85.93,
+	"functions": 82.43,
+	"branches": 76.06,
+	"exclude": [
+		"coverage",
+		"test"
+	]
+}

package.json

@@ -15,15 +15,11 @@
 		"lint": "eslint .",
 		"postlint": "evalmd README.md",
 		"pretest": "npm run lint && es-shim-api --bound",
-		"test": "npm run --silent tests-only",
+		"test": "npm run tests-only && npm run test:promise-shimmed",
 		"posttest": "npx aud --production",
-		"tests-only": "npm run --silent test:shimmed && npm run --silent test:module && npm run --silent tests:es5",
-		"tests:es5": "npm run --silent test:promise-shimmed",
-		"test:shimmed": "node test/shimmed",
-		"test:module": "node test",
-		"test:promise-shimmed": "node test/promise-shimmed",
-		"test:native": "node test/native",
-		"coverage": "covert test/*.js"
+		"tests-only": "nyc tape test/{implementation,index,shimmed}.js",
+		"test:promise-shimmed": "nyc node test/promise-shimmed",
+		"test:native": "node test/native"
 	},
 	"repository": {
 		"type": "git",
@@ -71,6 +67,7 @@
 		"eslint": "^7.2.0",
 		"evalmd": "^0.0.19",
 		"functions-have-names": "^1.2.1",
+		"nyc": "^10.3.2",
 		"safe-publish-latest": "^1.1.4",
 		"tape": "^5.0.1"
 	},

test/implementation.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var test = require('tape');
+var callBind = require('call-bind');
+
+var any = require('../implementation');
+var runTests = require('./tests');
+
+var bound = callBind(any);
+
+// eslint-disable-next-line no-shadow
+var rebindable = function any(iterable) {
+	// eslint-disable-next-line no-invalid-this
+	return bound(typeof this === 'undefined' ? Promise : this, iterable);
+};
+
+test('as a function', function (t) {
+	t.test('bad Promise/this value', function (st) {
+		// eslint-disable-next-line no-useless-call
+		st['throws'](function () { any.call(undefined, []); }, TypeError, 'undefined is not an object');
+
+		// eslint-disable-next-line no-useless-call
+		st['throws'](function () { any.call(null, []); }, TypeError, 'null is not an object');
+		st.end();
+	});
+
+	runTests(rebindable, t);
+
+	t.end();
+});