Function expectTextContains

expectTextContains(
    page: any,
    selectorKey: string,
    textKey: string,
): Promise<void>
Asserts that an element has text content containing the expected substring. Supports fixtures for reusable selectors and text values.
Parameters
- page: any
- selectorKey: string
- textKey: string
Returns Promise<void>
Example
```
Then I pw see text "header.title" contains "Welcome"
```
- Defined in backend/assertions/forms.ts:124