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describe ("Fake", function() {
beforeEach (function() {
sut = new Fake();
});
var sut;
describe ("when stubbing out return values", function() {
describe ("when there are no parameters", function() {
it ("should return the correct value", function() {
expect(result).toEqual("hello");
});
beforeEach (function() {
sut.stub('greet').andReturn('hello');
result = sut.greet();
});
var result;
});
describe ("when there are arguments to match", function() {
describe ("when there is a single input argument", function() {
describe ("when invoked as expected", function() {
it ("should return the value the corresponds to the input arguments", function() {
expect(sut.greet('mo')).toEqual('hello mo');
});
it ("should return the correct value that corresponds to other args", function() {
expect(sut.greet('jo')).toEqual('hello jo');
});
beforeEach (function() {
sut.stub('greet').with('mo').andReturn('hello mo');
sut.stub('greet').with('jo').andReturn('hello jo');
});
});
describe ("when invoked unexpectedly", function() {
it ("should throw an error", function() {
sut.stub('greet').with('mo').andReturn('hello mo');
expect(function(){sut.greet('malcolm');}).toThrow("Matcher not found.");
});
});
});
});
});
});
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