Mode get variable unit testing

[JackHowa]

• Shows two values emitted for two alias modes via https://github.com/lukasoppermann/design-tokens/pull/289
• Thought this might be a helpful base to work off of for testing the change

[coveralls]

Pull Request Test Coverage Report for Build 7574121155

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+1.7%) to 68.118%

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Totals
Change from base Build 7178369965:	1.7%
Covered Lines:	516
Relevant Lines:	737

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💛 - Coveralls

[JackHowa]

closing due to inactivity