Test plan for Emmet features from extension using new APIs

[ramya-rao-a]

Test item for #21943

Complexity: 4

OS

• macOS @joaomoreno

Pre-req for testing

• Clone the repo for the extension https://github.com/Microsoft/vscode-emmet
• Run vsce package to get the vsix
• Side load the extension by code-insiders --install-extension emmet-0.0.1.vsix

Suggestion Items

• As you type an abbreviation, the suggestion list should show the expanded abbreviation. Can be turned off by disabling emmet.suggestExpandedAbbreviation
• As you type an abbreviation, all possible abbreviations should show in the suggestion list. Can be turned off by disabling emmet.suggestAbbreviations
• After typing an abbreviation, escape the suggestion list, hit TAB. The built-in emmet expansion should not work
• Set emmet.suggestExpandedAbbreviation to false, and repeat the previous step, built in emmet expansion should now work

Commands to test:

• Emmet 2.0: Expand abbreviation
  - The selected text or the text preceeding the cursor if no text is selected is taken as the abbreviation to expand.
  - Works with html, xml, jade, slim, haml files and css,scss,sass, less, stylus files
• Emmet 2.0: Wrap with abbreviation
  - The selected text or the current line if no text is selected, is wrapped with given abbreviation.
  - Works with html, xml, jade, slim, haml files
• Emmet 2.0: Remove Tag
  - The tag under the cursor is removed along with the corresponding opening/closing tag. Works with multiple cursors. Works only in html and xml files.
• Emmet 2.0: Update Tag
  - The tag under the cursor is updated to the given tag. Works with multiple cursors. Works only in html and xml files.
• Emmet 2.0: Go to Matching Pair
  - Cursor moves to the tag matching to the tag under cursor. Works with multiple cursors. Works only in html and xml files.