Before: call ale#assert#SetUpLinterTest('solidity', 'solhint') let b:args = ' --formatter unix %s' After: unlet! b:args unlet! b:executable call ale#assert#TearDownLinterTest() Execute(The default command should be correct): AssertLinterCwd '' AssertLinter 'solhint', ale#Escape('solhint') . b:args Execute(The options should be configurable): let g:ale_solidity_solhint_options = '--foobar' AssertLinter 'solhint', ale#Escape('solhint') . ' --foobar' . b:args Execute(solhint should be run from a containing project with solhint executable): call ale#test#SetFilename('../test-files/solhint/Contract.sol') let b:executable = ale#path#Simplify(g:dir . '/../test-files/solhint/node_modules/.bin/solhint') AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/solhint') AssertLinter b:executable, ale#Escape(b:executable) . b:args