test(react-toast): add hook regression tests for useToast, useToastBody, useToastTitle#36044
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dmytrokirpa wants to merge 5 commits intomicrosoft:masterfrom
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test(react-toast): add hook regression tests for useToast, useToastBody, useToastTitle#36044dmytrokirpa wants to merge 5 commits intomicrosoft:masterfrom
dmytrokirpa wants to merge 5 commits intomicrosoft:masterfrom
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…oastBody, useToastTitle Tests lock down the exact behaviors that PR microsoft#35914 refactors — backgroundAppearance mapping, context reads (intent, bodyId, titleId), and the media slot default-icon injection by intent — so any regression introduced by the base-hooks refactor will be caught immediately. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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…sertions The `components` property is deprecated but these tests intentionally verify its shape as a regression guard while the API contract still exists. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Summary
Adds unit tests that lock down the hook-level behaviors of
useToast_unstable,useToastBody_unstable, anduseToastTitle_unstablebefore #35914 lands.These tests act as a regression safety net: once #35914 refactors each hook to delegate to a
*Base_unstablevariant, CI must still pass all 37 of these cases — which verifies that the base-hook delegation produces identical output to the current implementation.useToast_unstable(8 tests)backgroundAppearancemaps directly fromprops.appearance(undefined/'inverted'/'brand')intentis read fromToastContainerContextcomponentsshape and root slot presencerootuseToastBody_unstable(10 tests)backgroundAppearancecomes fromBackgroundAppearanceContext(not from props)root.idis wired tobodyIdfromToastContainerContextsubtitleis absent when not provided, present when providedcomponentsshape and root slot presenceuseToastTitle_unstable(19 tests — highest regression risk)backgroundAppearancefromBackgroundAppearanceContextintentandtitleIdfromToastContainerContext;root.idappliedundefinedwithout intent; correct icon (CheckmarkCircleFilled/DiamondDismissFilled/WarningFilled/InfoFilled) per intentmedia.childrenoverride: explicit children must win over the default iconrenderByDefaultbehavior: media slot present whenever intent is set, even without a media prop