[Tests] add passing test, fixed in #3070.

Ref: typescript-eslint/typescript-eslint#2985

Author: karlhorky

tests/lib/rules/jsx-uses-vars.js

@@ -215,6 +215,19 @@ ruleTester.run('no-unused-vars', ruleNoUnusedVars, {
  React.render(<lowercase />);
  `,
  errors: [{message: '\'lowercase\' is defined but never used.'}]
+ }, {
+ code: `
+ /* eslint jsx-uses-vars: 1 */
+ function Greetings(div) {
+ return <div />;
+ }
+ Greetings();
+ `,
+ errors: [{
+ message: '\'div\' is defined but never used.',
+ line: 3
+ }],
+ parser: parsers.BABEL_ESLINT
  }
  ]
 });