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test_runner: add support for mocking setImmediate timer #49397

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Merged
merged 5 commits into from
Aug 31, 2023
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test_runner: add support for mocking setImmediate timer #49397

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41d7fc3
test_runner: add support for setImmediate
ErickWendel Aug 29, 2023
c1d70cc
add @ovflowd suggestion
ErickWendel Aug 29, 2023
4fbcd69
test: change mock callCount to common.mustCall
ErickWendel Aug 29, 2023
a8c1ede
test: explicit add mustcall 1 times
ErickWendel Aug 29, 2023
962e14a
test_runner: apply sugestions
ErickWendel Aug 30, 2023
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test: change mock callCount to common.mustCall 
Signed-off-by: Erick Wendel <[email protected]>
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@ErickWendel
ErickWendel committed Aug 29, 2023
commit 4fbcd69e6d82ce96d0fcecab28e3fa26a20ac43d
36 changes: 8 additions & 28 deletions test/parallel/test-runner-mock-timers.js
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Original file line number Diff line number Diff line change
Expand Up @@ -257,23 +257,15 @@ describe('Mock Timers Test Suite', () => {
it('should not advance in time if clearImmediate was invoked', (t) => {
t.mock.timers.enable(['setImmediate']);

const fn = mock.fn();
const id = global.setImmediate(fn);
const id = global.setImmediate(common.mustNotCall());
global.clearImmediate(id);
t.mock.timers.tick(200);

assert.strictEqual(fn.mock.callCount(), 0);
});

it('should advance in time and trigger timers when calling the .tick function', (t) => {
t.mock.timers.enable(['setImmediate']);

const fn = mock.fn();

global.setImmediate(fn);

global.setImmediate(common.mustCall());
t.mock.timers.tick(0);
assert.strictEqual(fn.mock.callCount(), 1);
});

it('should execute in order if setImmediate is called multiple times', (t) => {
Expand Down Expand Up @@ -433,54 +425,42 @@ describe('Mock Timers Test Suite', () => {
it('should not advance in time if clearImmediate was invoked', (t) => {
t.mock.timers.enable(['setImmediate']);

const fn = mock.fn();
const id = nodeTimers.setImmediate(fn);
const id = nodeTimers.setImmediate(common.mustNotCall());
nodeTimers.clearImmediate(id);
t.mock.timers.tick(200);

assert.strictEqual(fn.mock.callCount(), 0);
});

it('should advance in time and trigger timers when calling the .tick function', (t) => {
t.mock.timers.enable(['setImmediate']);

const fn = mock.fn();

nodeTimers.setImmediate(fn);

nodeTimers.setImmediate(common.mustCall());
t.mock.timers.tick(0);
assert.strictEqual(fn.mock.callCount(), 1);
});

it('should execute in order if setImmediate is called multiple times', (t) => {
t.mock.timers.enable(['setImmediate']);
const order = [];
const fn1 = t.mock.fn(() => order.push('f1'));
const fn2 = t.mock.fn(() => order.push('f2'));
const fn1 = t.mock.fn(common.mustCall(() => order.push('f1')));
const fn2 = t.mock.fn(common.mustCall(() => order.push('f2')));

nodeTimers.setImmediate(fn1);
nodeTimers.setImmediate(fn2);

t.mock.timers.tick(0);

assert.strictEqual(fn1.mock.callCount(), 1);
assert.strictEqual(fn2.mock.callCount(), 1);
assert.deepStrictEqual(order, ['f1', 'f2']);
});

it('should execute setImmediate first if setTimeout was also called', (t) => {
t.mock.timers.enable(['setImmediate', 'setTimeout']);
const order = [];
const fn1 = t.mock.fn(() => order.push('f1'));
const fn2 = t.mock.fn(() => order.push('f2'));
const fn1 = t.mock.fn(common.mustCall(() => order.push('f1')));
const fn2 = t.mock.fn(common.mustCall(() => order.push('f2')));

nodeTimers.setTimeout(fn2, 0);
nodeTimers.setImmediate(fn1);

t.mock.timers.tick(100);

assert.strictEqual(fn1.mock.callCount(), 1);
assert.strictEqual(fn2.mock.callCount(), 1);
assert.deepStrictEqual(order, ['f1', 'f2']);
});
});
Expand Down