diff --git a/tests/testthat/test-undesirable_operator_linter.R b/tests/testthat/test-undesirable_operator_linter.R
index 7635bf3dd..af0281f8e 100644
--- a/tests/testthat/test-undesirable_operator_linter.R
+++ b/tests/testthat/test-undesirable_operator_linter.R
@@ -1,12 +1,12 @@
 context("undesirable_operator_linter")
 
 test_that("linter returns correct linting", {
-  linter <- undesirable_operator_linter(op=c("$"="use the `[[` accessor", "<<-"=NA))
-  msgA <- rex::escape("Operator `<<-` is undesirable.")
-  msgD <- rex::escape("Operator `$` is undesirable. As an alternative, use the `[[` accessor.")
+  linter <- undesirable_operator_linter(op = c("$" = "use the `[[` accessor", "<<-" = NA))
+  msg_assign <- rex::escape("Operator `<<-` is undesirable.")
+  msg_dollar <- rex::escape("Operator `$` is undesirable. As an alternative, use the `[[` accessor.")
 
   expect_lint("x <- foo:::getObj()", NULL, linter)
   expect_lint("cat(\"10$\")", NULL, linter)
-  expect_lint("a <<- log(10)", list(message=msgA, line_number=1L, column_number=3L), linter)
-  expect_lint("data$parsed == c(1, 2)", list(message=msgD, line_number=1L, column_number=5L), linter)
+  expect_lint("a <<- log(10)", list(message = msg_assign, line_number = 1L, column_number = 3L), linter)
+  expect_lint("data$parsed == c(1, 2)", list(message = msg_dollar, line_number = 1L, column_number = 5L), linter)
 })