feat(tests): Add unit tests for consumption step no 1

[remiriv]

WIP - Pour l'instant que testé étape conso 1 - reste à tester étape conso 2

Proposed changes

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Rajout des tests automatisés pour les calculs des étapes de consommation après les modifications dues à l'intégration du formulaire

Types of changes

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What types of changes does your code introduce to ogre ?
Put an x in the boxes that apply

• Bugfix (non-breaking change which fixes an issue)
• [] New feature (non-breaking change which adds functionality)
• Code style update (formatting, renaming)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [x ] Refactoring (no functional changes, no api changes)
• Documentation Update (if none of the other choices apply)
• Other (please describe): Tests

Checklist

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Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This is simply a reminder of what we are going to look for before merging your code.

offseason_ogre/blob/master/CONTRIBUTING.md) doc

• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation and modify the README.md (if appropriate)
• Any dependent changes have been merged and published in downstream modules
• If the feature changes current behavior, reasons why your solution is better.

[Baboo7]

Quelques questions sinon c'est top 👍