Cypress · Senior · Question 66 of 76

When is testing a canvas-based UI in Cypress practical?

1Through app state, test hooks or visual comparisons
2Never; canvas apps can't be tested
3Through cy.get on the shapes drawn on the canvas

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Correct answer: Through app state, test hooks or visual comparisons

Explanation

Canvas content isn't in the DOM. Expose state for assertions or use screenshot diffs for visual checks.

Further reading

Cypress: Trade-offs ↗

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