perf/fsmonitor: use test_must_be_empty helper

[nipunn1313]

Simplify perf/fsmonitor test and make error messages more clear.

cc: Derrick Stolee stolee@gmail.com

[nipunn1313]

/submit

[gitgitgadget]

Submitted as pull.799.git.1606342297403.gitgitgadget@gmail.com

To fetch this version into FETCH_HEAD:

git fetch https://github.com/gitgitgadget/git pr-799/nipunn1313/nk/fsmonitor-test-cleanup-v1

To fetch this version to local tag pr-799/nipunn1313/nk/fsmonitor-test-cleanup-v1:

git fetch --no-tags https://github.com/gitgitgadget/git tag pr-799/nipunn1313/nk/fsmonitor-test-cleanup-v1

[gitgitgadget]

On the Git mailing list, Derrick Stolee wrote (reply to this):

On 11/25/2020 5:11 PM, Nipunn Koorapati via GitGitGadget wrote:
> From: Nipunn Koorapati <nipunn@dropbox.com>
> 
> Simplify test and make error messages more clear here.
> Per feedback from Junio in
> 33226af42b (t/perf/fsmonitor: improve error message if typoing hook
> name, 2020-10-26)

Thanks, Nipunn. This patch looks good to me.

-Stolee

[gitgitgadget]

User Derrick Stolee <stolee@gmail.com> has been added to the cc: list.

[gitgitgadget]

This branch is now known as nk/perf-fsmonitor-cleanup.

[gitgitgadget]

This patch series was integrated into seen via git@272b55c.

[gitgitgadget]

This patch series was integrated into seen via git@4ae8792.

[gitgitgadget]

This patch series was integrated into seen via git@e75294e.

[gitgitgadget]

This patch series was integrated into seen via git@e229b6a.

[gitgitgadget]

This patch series was integrated into next via git@3096e95.

[gitgitgadget]

This patch series was integrated into seen via git@8e2def7.

[gitgitgadget]

This patch series was integrated into next via git@8e2def7.

[gitgitgadget]

This patch series was integrated into master via git@8e2def7.

[gitgitgadget]

Closed via 8e2def7.