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test_runner: serialize 'expected' and 'actual' in isolation · nodejs/node@91c8624 · GitHub

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Commit 91c8624

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richardlau
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test_runner: serialize 'expected' and 'actual' in isolation
Previously, a value seen in 'actual' would be serialized as a circular reference if it had also appeared in 'expected'. PR-URL: #51851 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Chemi Atlow <chemi@atlow.co.il>
1 parent e192ba1 commit 91c8624

8 files changed

Lines changed: 118 additions & 39 deletions

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‎lib/internal/test_runner/reporter/tap.js‎

Lines changed: 5 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -224,8 +224,11 @@ function jsToYaml(indent, name, value, seen) {
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}
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if (errIsAssertion) {
227-
result += jsToYaml(indent, 'expected', errExpected, seen);
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result += jsToYaml(indent, 'actual', errActual, seen);
227+
// Note that we're deliberately creating shallow copies of the `seen`
228+
// set here in order to isolate the discovery of circular references
229+
// within the expected and actual properties respectively.
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result += jsToYaml(indent, 'expected', errExpected, new SafeSet(seen));
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result += jsToYaml(indent, 'actual', errActual, new SafeSet(seen));
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if (errOperator) {
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result += jsToYaml(indent, 'operator', errOperator, seen);
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}

‎test/fixtures/test-runner/output/junit_reporter.snapshot‎

Lines changed: 24 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -422,35 +422,51 @@ Error [ERR_TEST_FAILURE]: bar
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}
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</failure>
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</testcase>
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<testcase name="assertion errors display actual and expected properly" time="*" classname="test" failure="Expected values to be loosely deep-equal:{ bar: 1, foo: 1}should loosely deep-equal&lt;ref *1> { bar: 2, c: [Circular *1]}">
426-
<failure type="testCodeFailure" message="Expected values to be loosely deep-equal:{ bar: 1, foo: 1}should loosely deep-equal&lt;ref *1> { bar: 2, c: [Circular *1]}">
425+
<testcase name="assertion errors display actual and expected properly" time="*" classname="test" failure="Expected values to be loosely deep-equal:{ bar: 1, boo: [ 1 ], foo: 1}should loosely deep-equal{ boo: [ 1 ], circular: &lt;ref *1> { bar: 2, c: [Circular *1] }}">
426+
<failure type="testCodeFailure" message="Expected values to be loosely deep-equal:{ bar: 1, boo: [ 1 ], foo: 1}should loosely deep-equal{ boo: [ 1 ], circular: &lt;ref *1> { bar: 2, c: [Circular *1] }}">
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[Error [ERR_TEST_FAILURE]: Expected values to be loosely deep-equal:
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{
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bar: 1,
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boo: [
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1
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],
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foo: 1
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}
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should loosely deep-equal
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&lt;ref *1> {
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bar: 2,
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c: [Circular *1]
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{
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boo: [
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1
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],
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circular: &lt;ref *1> {
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bar: 2,
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c: [Circular *1]
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}
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}] {
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code: 'ERR_TEST_FAILURE',
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failureType: 'testCodeFailure',
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cause: AssertionError [ERR_ASSERTION]: Expected values to be loosely deep-equal:
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{
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bar: 1,
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boo: [
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1
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],
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foo: 1
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}
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should loosely deep-equal
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&lt;ref *1> {
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bar: 2,
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c: [Circular *1]
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{
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boo: [
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1
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],
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circular: &lt;ref *1> {
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bar: 2,
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c: [Circular *1]
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}
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}
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* {
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generatedMessage: true,

‎test/fixtures/test-runner/output/lcov_reporter.snapshot‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -694,6 +694,7 @@ DA:388,1
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DA:389,1
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DA:390,1
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DA:391,1
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LH:389
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LF:391
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DA:392,1
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LH:390
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LF:392
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end_of_record

‎test/fixtures/test-runner/output/output.js‎

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -382,8 +382,9 @@ test('assertion errors display actual and expected properly', async () => {
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circular.c = circular;
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const tmpLimit = Error.stackTraceLimit;
384384
Error.stackTraceLimit = 1;
385+
const boo = [1];
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try {
386-
assert.deepEqual({ foo: 1, bar: 1 }, circular); // eslint-disable-line no-restricted-properties
387+
assert.deepEqual({ foo: 1, bar: 1, boo }, { boo, circular }); // eslint-disable-line no-restricted-properties
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} catch (err) {
388389
Error.stackTraceLimit = tmpLimit;
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throw err;

‎test/fixtures/test-runner/output/output.snapshot‎

Lines changed: 18 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -643,23 +643,36 @@ not ok 61 - assertion errors display actual and expected properly
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{
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bar: 1,
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boo: [
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1
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],
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foo: 1
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}
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should loosely deep-equal
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651-
<ref *1> {
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bar: 2,
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c: [Circular *1]
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{
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boo: [
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1
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],
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circular: <ref *1> {
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bar: 2,
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c: [Circular *1]
661+
}
654662
}
655663
code: 'ERR_ASSERTION'
656664
name: 'AssertionError'
657665
expected:
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bar: 2
659-
c: <Circular>
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boo:
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0: 1
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circular:
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bar: 2
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c: <Circular>
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actual:
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foo: 1
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bar: 1
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boo:
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0: 1
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operator: 'deepEqual'
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stack: |-
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*

‎test/fixtures/test-runner/output/output_cli.snapshot‎

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Original file line numberDiff line numberDiff line change
@@ -643,23 +643,36 @@ not ok 61 - assertion errors display actual and expected properly
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{
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bar: 1,
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boo: [
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1
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],
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foo: 1
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}
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should loosely deep-equal
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651-
<ref *1> {
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bar: 2,
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c: [Circular *1]
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{
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boo: [
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1
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],
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circular: <ref *1> {
659+
bar: 2,
660+
c: [Circular *1]
661+
}
654662
}
655663
code: 'ERR_ASSERTION'
656664
name: 'AssertionError'
657665
expected:
658-
bar: 2
659-
c: <Circular>
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boo:
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0: 1
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circular:
669+
bar: 2
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c: <Circular>
660671
actual:
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foo: 1
662673
bar: 1
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boo:
675+
0: 1
663676
operator: 'deepEqual'
664677
stack: |-
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*

‎test/fixtures/test-runner/output/spec_reporter.snapshot‎

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Original file line numberDiff line numberDiff line change
@@ -263,14 +263,22 @@
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{
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bar: 1,
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boo: [
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1
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],
266269
foo: 1
267270
}
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269272
should loosely deep-equal
270273

271-
<ref *1> {
272-
bar: 2,
273-
c: [Circular *1]
274+
{
275+
boo: [
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1
277+
],
278+
circular: <ref *1> {
279+
bar: 2,
280+
c: [Circular *1]
281+
}
274282
}
275283
* {
276284
generatedMessage: true,
@@ -528,14 +536,22 @@
528536

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{
530538
bar: 1,
539+
boo: [
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1
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],
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foo: 1
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}
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should loosely deep-equal
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536-
<ref *1> {
537-
bar: 2,
538-
c: [Circular *1]
547+
{
548+
boo: [
549+
1
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],
551+
circular: <ref *1> {
552+
bar: 2,
553+
c: [Circular *1]
554+
}
539555
}
540556
* {
541557
generatedMessage: true,

‎test/fixtures/test-runner/output/spec_reporter_cli.snapshot‎

Lines changed: 26 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -263,20 +263,28 @@
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{
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bar: 1,
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boo: [
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1
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],
266269
foo: 1
267270
}
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269272
should loosely deep-equal
270273

271-
<ref *1> {
272-
bar: 2,
273-
c: [Circular *1]
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{
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boo: [
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1
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],
278+
circular: <ref *1> {
279+
bar: 2,
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c: [Circular *1]
281+
}
274282
}
275283
* {
276284
generatedMessage: true,
277285
code: 'ERR_ASSERTION',
278-
actual: { foo: 1, bar: 1 },
279-
expected: <ref *1> { bar: 2, c: [Circular *1] },
286+
actual: { foo: 1, bar: 1, boo: [ 1 ] },
287+
expected: { boo: [ 1 ], circular: <ref *1> { bar: 2, c: [Circular *1] } },
280288
operator: 'deepEqual'
281289
}
282290

@@ -528,20 +536,28 @@
528536

529537
{
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bar: 1,
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boo: [
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1
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],
531542
foo: 1
532543
}
533544

534545
should loosely deep-equal
535546

536-
<ref *1> {
537-
bar: 2,
538-
c: [Circular *1]
547+
{
548+
boo: [
549+
1
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],
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circular: <ref *1> {
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bar: 2,
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c: [Circular *1]
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}
539555
}
540556
* {
541557
generatedMessage: true,
542558
code: 'ERR_ASSERTION',
543-
actual: { foo: 1, bar: 1 },
544-
expected: <ref *1> { bar: 2, c: [Circular *1] },
559+
actual: { foo: 1, bar: 1, boo: [ 1 ] },
560+
expected: { boo: [ 1 ], circular: <ref *1> { bar: 2, c: [Circular *1] } },
545561
operator: 'deepEqual'
546562
}
547563

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