mock

mock library

Installing

npm install @thoughtsunificator/mock --save-dev

API

When calling the mock method on any Object, the Object will have a mock propery set to a Mock Object, the same Object is returned by the method.

mock method

function(target, propertyName, returnValue): Mock

Mock

| name | type | comment | ---- | ------ | ---- | | called | boolean | Whether the mock was called | callCount | Number | The number of times the mock was called | calls | MockCall[] | An array that contains MockCalls

MockCall

| name | type | comment | ---- | ------ | ---- | | arguments | array | | this | * |

Examples

Mock a property

import mock from "@thoughtsunificator/mock"

const mockProperty = mock(obj, "bar")
assert.strictEqual(obj.bar, "bar")
assert.strictEqual(mockProperty.callCount, 1)
assert.strictEqual(obj.bar.mock.called, true)

Mock a method

import mock from "@thoughtsunificator/mock"

const mockFunction = mock(obj, "baz")
assert.strictEqual(obj.baz("foo", "bar"), "baz123foobar")
assert.strictEqual(obj.baz.mock.callCount, 1)
assert.strictEqual(mockFunction.callCount, 1)
assert.strictEqual(mockFunction.called, true)
assert.strictEqual(mockFunction.calls[0].arguments[0], "foo")
assert.strictEqual(mockFunction.calls[0].arguments[1], "bar")