[material_ui] Fix self-comparison and assert bugs in semantics_tester

Apply TestSemantics fixes to the material copy of semantics_tester

flutter/flutter · #192164

packages/flutter/test/material/semantics_tester.dart is a copy of packages/flutter/test/widgets/semantics_tester.dart, kept so material tests do not cross-import from widgets. It did not receive the fixes from #191938, so the two copies had drifted by exactly those four bugs: controlsNodes != controlsNodes compares the field to itself, so the setEquals check is unreachable and the expectation nev…

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+129/−4

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Fix self-comparison and assert typos in TestSemantics

flutter/flutter · #191938

This replaces #185975, which the stale bot auto-closed on Jul 1. The requested tests had been pushed on May 21 (commit "Add semantics tester regression tests"), but the waiting for response label was never cleared, so the timer kept running. #185975 could not be reopened, hence this PR. @chunhtai you'd reviewed #185975 and said it lgtm pending a test. That test is here — three regression tests, o…

merged

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+134/−4

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179K

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Remove semantics_tester import from material_button_test.dart

flutter/flutter · #184807

Part of #182636 Summary Remove the semantics_tester.dart cross-import from material_button_test.dart. What changed Replaced the deprecated SemanticsTester/TestSemantics assertions in the MaterialButton semantics test with tester.getSemantics(...) and matchesSemantics(...) Kept the semantic size verification for the enabled and disabled button states Removed the ../widgets/semantics_tester.dart im…

merged

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+32/−50

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179K

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