bug(mat-select): Mat select arrow is not rotating when the dropdown menu is visible #29985
Description
Is this a regression?
- Yes, this behavior used to work in the previous version
The previous version in which this bug was not present was
No response
Description
Currently the mat-select dropdown arrow is not rotating when the select dropdown is visible.
But according to the material design, it should change direction when the menu is opened.
Material design: https://m2.material.io/components/menus#exposed-dropdown-menu
Reproduction
You can see the issue in action on any select field: https://material.angular.io/components/select/examples
Expected Behavior
The arrow should rotate/change direction when the dropdown menu is visible
Actual Behavior
The arrow is not rotating/changing direction when the dropdown menu is visible
Environment
- Angular: 18
- CDK/Material: 18
- Browser(s): Chrome
- Operating System (e.g. Windows, macOS, Ubuntu): Windows