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cmd/go: count flag has no effect on Examples #42936

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cherrymui opened this issue Dec 2, 2020 · 3 comments
Closed

cmd/go: count flag has no effect on Examples #42936

cherrymui opened this issue Dec 2, 2020 · 3 comments
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FrozenDueToAge NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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Backlog

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@cherrymui
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What version of Go are you using (go version)?

tip (73e796c)

Does this issue reproduce with the latest release?

Yes

What operating system and processor architecture are you using (go env)?

darwin/amd64

What did you do?

Running Example with -count flag.

$ go test -run=TestSprintf -count=2 -v fmt
=== RUN   TestSprintf
--- PASS: TestSprintf (0.00s)
=== RUN   TestSprintf
--- PASS: TestSprintf (0.00s)
PASS
ok  	fmt	0.063s
$ go test -run=ExampleSprintf -count=2 -v fmt
=== RUN   ExampleSprintf
--- PASS: ExampleSprintf (0.00s)
PASS
ok  	fmt	0.065s

What did you expect to see?

Example runs N times with -count=N, same as running Tests.

What did you see instead?

Example runs only once.

Sorry if this has discussed before or if a decision has been made.
@cagedmantis cagedmantis changed the title testing: -count flag has no effect on Example? cmd/go: count flag has no effect on Examples Dec 8, 2020
@cagedmantis cagedmantis added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Dec 8, 2020
@cagedmantis cagedmantis added this to the Backlog milestone Dec 8, 2020
@cagedmantis
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The test command flag description states that examples are always run once. The maintainers should be able to discuss this further.

@cagedmantis
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/cc @bcmills @jayconrod @matloob

@cherrymui
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Thanks. If this is intended, it is fine. We can close this.

@golang golang locked and limited conversation to collaborators Dec 31, 2021
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