just/test/number-is-prime/index.js at test · hmmhmmhm/just

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var test = require('../util/test')(__filename);

var isPrime = require('../../packages/number-is-prime');

test('number is prime', function(t) {

t.plan(3);

t.ok(isPrime(2));

t.ok(isPrime(17));

t.ok(isPrime(13441));

t.end();

});

test('number is not prime', function(t) {

t.plan(6);

t.notOk(isPrime(0));

t.notOk(isPrime(1));

t.notOk(isPrime(4));

t.notOk(isPrime(10));

t.notOk(isPrime(-10));

t.notOk(isPrime(13440));

t.end();

});

test('throw error', function(t) {

t.throws(function() {

isPrime(undefined);

});

t.throws(function() {

isPrime(null);

});

t.throws(function() {

isPrime('js');

});

t.throws(function() {

isPrime();

});

t.throws(function() {

isPrime([]);

});

t.throws(function() {

isPrime({});

});

t.throws(function() {

isPrime(function() {});

});

t.throws(function() {

isPrime(2.5);

});

t.end();

});

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