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This goes against DRY principle, but it was recommended by Jasmine team to reduce coupling between tests.
This commit is contained in:
Nito Buendia
2022-03-16 21:18:25 +08:00
parent 2e8b477489
commit c13dd26c4b
1 changed files with 18 additions and 9 deletions
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27
spec/core/matchers/toHaveSpyInteractionsSpec.js
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@@ -1,33 +1,40 @@
describe('toHaveSpyInteractions', function() { describe('toHaveSpyInteractions', function() {
let spyObj;
beforeEach(function() {
spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
spyObj.otherMethod = function() {};
});
it('detects spy interactions', function() { it('detects spy interactions', function() {
let spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
spyObj.spyA(); spyObj.spyA();
expect(spyObj).toHaveSpyInteractions(); expect(spyObj).toHaveSpyInteractions();
}); });
it('detects multiple spy interactions', function() { it('detects multiple spy interactions', function() {
let spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
spyObj.spyA(); spyObj.spyA();
spyObj.spyB(); spyObj.spyB();
spyObj.spyA(); spyObj.spyA();
expect(spyObj).toHaveSpyInteractions(); expect(spyObj).toHaveSpyInteractions();
}); });
it('detects no spy interactions', function() { it('detects no spy interactions', function() {
let spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
expect(spyObj).not.toHaveSpyInteractions(); expect(spyObj).not.toHaveSpyInteractions();
}); });
it('ignores non-observed spy object interactions', function() { it('ignores non-observed spy object interactions', function() {
let spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
spyObj.otherMethod(); spyObj.otherMethod();
expect(spyObj).not.toHaveSpyInteractions(); expect(spyObj).not.toHaveSpyInteractions();
}); });
[true, 123, 'string'].forEach(function(testValue) { [true, 123, 'string'].forEach(function(testValue) {
it(`throws error if a non-object (${testValue}) is passed`, function() { it(`throws error if a non-object (${testValue}) is passed`, function() {
let spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
expect(function() { expect(function() {
expect(true).toHaveSpyInteractions(); expect(true).toHaveSpyInteractions();
}).toThrowError(Error, /Expected a spy object, but got/); }).toThrowError(Error, /Expected a spy object, but got/);
@@ -36,6 +43,8 @@ describe('toHaveSpyInteractions', function() {
[['argument'], [false, 0]].forEach(function(testValue) { [['argument'], [false, 0]].forEach(function(testValue) {
it(`throws error if arguments (${testValue}) are passed`, function() { it(`throws error if arguments (${testValue}) are passed`, function() {
let spyObj = jasmine.createSpyObj('NewClass', ['spyA', 'spyB']);
expect(function() { expect(function() {
expect(spyObj).toHaveSpyInteractions(...testValue); expect(spyObj).toHaveSpyInteractions(...testValue);
}).toThrowError(Error, /Does not take arguments/); }).toThrowError(Error, /Does not take arguments/);
@@ -43,12 +52,12 @@ describe('toHaveSpyInteractions', function() {
}); });
it('throws error if spy object has no spies', function() { it('throws error if spy object has no spies', function() {
const newSpyObj = jasmine.createSpyObj('OtherClass', ['method']); const spyObj = jasmine.createSpyObj('NewClass', ['method']);
// Removing spy since spy objects cannot be created without spies. // Removing spy since spy objects cannot be created without spies.
newSpyObj.method = function() {}; spyObj.method = function() {};
expect(function() { expect(function() {
expect(newSpyObj).toHaveSpyInteractions(); expect(spyObj).toHaveSpyInteractions();
}).toThrowError( }).toThrowError(
Error, Error,
/Expected a spy object with spies, but object has no spies/ /Expected a spy object with spies, but object has no spies/