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Tests for type checking

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This commit is contained in:
Angelos Chalaris
2018-02-03 13:12:42 +02:00
parent fe6565184d
commit cb5c991b60
8 changed files with 66 additions and 10 deletions
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5
test/isArrayLike/isArrayLike.test.js
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@ -5,9 +5,12 @@ test('Testing isArrayLike', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isArrayLike === 'function', 'isArrayLike is a Function');
t.equal(isArrayLike('abc'), true, 'Returns true for a string');
t.equal(isArrayLike([1,2,3]), true, 'Returns true for an array');
t.equal(isArrayLike(null), false, 'Returns false for null');
//t.deepEqual(isArrayLike(args..), 'Expected');
//t.equal(isArrayLike(args..), 'Expected');
//t.false(isArrayLike(args..), 'Expected');
//t.throws(isArrayLike(args..), 'Expected');
t.end();
});
});

12
test/isEmpty/isEmpty.test.js
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@ -5,9 +5,19 @@ test('Testing isEmpty', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isEmpty === 'function', 'isEmpty is a Function');
t.equal(isEmpty(new Map()), true, 'Returns true for empty Map');
t.equal(isEmpty(new Set()), true, 'Returns true for empty Set');
t.equal(isEmpty([]), true, 'Returns true for empty array');
t.equal(isEmpty({}), true, 'Returns true for empty object');
t.equal(isEmpty(''), true, 'Returns true for empty string');
t.equal(isEmpty([1, 2]), false, 'Returns false for non-empty array');
t.equal(isEmpty({ a: 1, b: 2 }), false, 'Returns false for non-empty object');
t.equal(isEmpty('text'), false, 'Returns false for non-empty string');
t.equal(isEmpty(123), true, 'Returns true - type is not considered a collection');
t.equal(isEmpty(true), true, 'Returns true - type is not considered a collection');
//t.deepEqual(isEmpty(args..), 'Expected');
//t.equal(isEmpty(args..), 'Expected');
//t.false(isEmpty(args..), 'Expected');
//t.throws(isEmpty(args..), 'Expected');
t.end();
});
});

5
test/isNil/isNil.test.js
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@ -5,9 +5,12 @@ test('Testing isNil', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isNil === 'function', 'isNil is a Function');
t.equal(isNil(null), true, 'Returns true for null');
t.equal(isNil(undefined), true, 'Returns true for undefined');
t.equal(isNil(''), false, 'Returns false for an empty string');
//t.deepEqual(isNil(args..), 'Expected');
//t.equal(isNil(args..), 'Expected');
//t.false(isNil(args..), 'Expected');
//t.throws(isNil(args..), 'Expected');
t.end();
});
});

6
test/isObjectLike/isObjectLike.test.js
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@ -5,9 +5,13 @@ test('Testing isObjectLike', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isObjectLike === 'function', 'isObjectLike is a Function');
t.equal(isObjectLike({}), true, 'Returns true for an object');
t.equal(isObjectLike([1, 2, 3]), true, 'Returns true for an array');
t.equal(isObjectLike(x => x), false, 'Returns false for a function');
t.equal(isObjectLike(null), false, 'Returns false for null');
//t.deepEqual(isObjectLike(args..), 'Expected');
//t.equal(isObjectLike(args..), 'Expected');
//t.false(isObjectLike(args..), 'Expected');
//t.throws(isObjectLike(args..), 'Expected');
t.end();
});
});

4
test/isPlainObject/isPlainObject.test.js
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@ -5,9 +5,11 @@ test('Testing isPlainObject', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isPlainObject === 'function', 'isPlainObject is a Function');
t.equal(isPlainObject({ a: 1 }), true, 'Returns true for a plain object');
t.equal(isPlainObject(new Map()), false, 'Returns false for a Map (example of non-plain object)');
//t.deepEqual(isPlainObject(args..), 'Expected');
//t.equal(isPlainObject(args..), 'Expected');
//t.false(isPlainObject(args..), 'Expected');
//t.throws(isPlainObject(args..), 'Expected');
t.end();
});
});

9
test/isPromiseLike/isPromiseLike.test.js
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@ -5,9 +5,16 @@ test('Testing isPromiseLike', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isPromiseLike === 'function', 'isPromiseLike is a Function');
t.equal(isPromiseLike({
then: function() {
return '';
}
}), true, 'Returns true for a promise-like object');
t.equal(isPromiseLike(null), false, 'Returns false for null');
t.equal(isPromiseLike({}), false, 'Returns false for an empty object');
//t.deepEqual(isPromiseLike(args..), 'Expected');
//t.equal(isPromiseLike(args..), 'Expected');
//t.false(isPromiseLike(args..), 'Expected');
//t.throws(isPromiseLike(args..), 'Expected');
t.end();
});
});

3
test/isUndefined/isUndefined.test.js
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@ -5,9 +5,10 @@ test('Testing isUndefined', (t) => {
//For more information on all the methods supported by tape
//Please go to https://github.com/substack/tape
t.true(typeof isUndefined === 'function', 'isUndefined is a Function');
t.true(isUndefined(undefined), 'Returns true for undefined');
//t.deepEqual(isUndefined(args..), 'Expected');
//t.equal(isUndefined(args..), 'Expected');
//t.false(isUndefined(args..), 'Expected');
//t.throws(isUndefined(args..), 'Expected');
t.end();
});
});

32
test/testlog
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@ -1,4 +1,4 @@
Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Test log for: Sat Feb 03 2018 13:12:08 GMT+0200 (GTB Standard Time)
> 30-seconds-of-code@0.0.1 test G:\My Files\git Repositories\30-seconds-of-code
> tape test/**/*.test.js | tap-spec
@ -670,6 +670,9 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Testing isArrayLike
√ isArrayLike is a Function
√ Returns true for a string
√ Returns true for an array
√ Returns false for null
Testing isBoolean
@ -685,6 +688,16 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Testing isEmpty
√ isEmpty is a Function
√ Returns true for empty Map
√ Returns true for empty Set
√ Returns true for empty array
√ Returns true for empty object
√ Returns true for empty string
√ Returns false for non-empty array
√ Returns false for non-empty object
√ Returns false for non-empty string
√ Returns true - type is not considered a collection
√ Returns true - type is not considered a collection
Testing isEven
@ -712,6 +725,9 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Testing isNil
√ isNil is a Function
√ Returns true for null
√ Returns true for undefined
√ Returns false for an empty string
Testing isNull
@ -736,10 +752,16 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Testing isObjectLike
√ isObjectLike is a Function
√ Returns true for an object
√ Returns true for an array
√ Returns false for a function
√ Returns false for null
Testing isPlainObject
√ isPlainObject is a Function
√ Returns true for a plain object
√ Returns false for a Map (example of non-plain object)
Testing isPrime
@ -764,6 +786,9 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Testing isPromiseLike
√ isPromiseLike is a Function
√ Returns true for a promise-like object
√ Returns false for null
√ Returns false for an empty object
Testing isRegExp
@ -805,6 +830,7 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
Testing isUndefined
√ isUndefined is a Function
√ Returns true for undefined
Testing isUpperCase
@ -1662,8 +1688,8 @@ Test log for: Sat Feb 03 2018 13:01:36 GMT+0200 (GTB Standard Time)
√ Works with multiple promises
total: 766
passing: 766
total: 792
passing: 792
duration: 2.4s