test: templates tests

[michalmrazek]

Describe your changes

Issue ticket number and link

Checklist before requesting a review

• [ ] I have performed a self-review of my code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] My changes generate no new warnings
• [ ] If it is a core feature, I have added thorough tests.

[codecov-commenter]

Codecov Report

Base: 70.28% // Head: 73.89% // Increases project coverage by +3.61% :tada:

Coverage data is based on head (2613db4) compared to base (1de5844). Patch coverage: 0.00% of modified lines in pull request are covered.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #63 +/- ## ========================================== + Coverage 70.28% 73.89% +3.61% ========================================== Files 56 56 Lines 2699 2697 -2 ========================================== + Hits 1897 1993 +96 + Misses 802 704 -98 ``` | [Impacted Files](https://codecov.io/gh/avast/wanna-ml/pull/63?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast) | Coverage Δ | | |---|---|---| | [src/wanna/cli/\_\_main\_\_.py](https://codecov.io/gh/avast/wanna-ml/pull/63/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast#diff-c3JjL3dhbm5hL2NsaS9fX21haW5fXy5weQ==) | `82.14% <0.00%> (+82.14%)` | :arrow_up: | | [src/wanna/cli/version.py](https://codecov.io/gh/avast/wanna-ml/pull/63/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast#diff-c3JjL3dhbm5hL2NsaS92ZXJzaW9uLnB5) | `39.13% <0.00%> (+39.13%)` | :arrow_up: | | [src/wanna/cli/plugins/pipeline\_plugin.py](https://codecov.io/gh/avast/wanna-ml/pull/63/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast#diff-c3JjL3dhbm5hL2NsaS9wbHVnaW5zL3BpcGVsaW5lX3BsdWdpbi5weQ==) | `50.00% <0.00%> (+50.00%)` | :arrow_up: | | [src/wanna/cli/plugins/tensorboard\_plugin.py](https://codecov.io/gh/avast/wanna-ml/pull/63/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast#diff-c3JjL3dhbm5hL2NsaS9wbHVnaW5zL3RlbnNvcmJvYXJkX3BsdWdpbi5weQ==) | `58.62% <0.00%> (+58.62%)` | :arrow_up: | | [src/wanna/cli/plugins/components\_plugin.py](https://codecov.io/gh/avast/wanna-ml/pull/63/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast#diff-c3JjL3dhbm5hL2NsaS9wbHVnaW5zL2NvbXBvbmVudHNfcGx1Z2luLnB5) | `90.90% <0.00%> (+90.90%)` | :arrow_up: | | [src/wanna/cli/plugins/runner.py](https://codecov.io/gh/avast/wanna-ml/pull/63/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast#diff-c3JjL3dhbm5hL2NsaS9wbHVnaW5zL3J1bm5lci5weQ==) | `100.00% <0.00%> (+100.00%)` | :arrow_up: | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=avast)

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