diff --git a/src/testdir/test_assert.vim b/src/testdir/test_assert.vim
index 61c77c5..049ce98 100644
--- a/src/testdir/test_assert.vim
+++ b/src/testdir/test_assert.vim
@@ -1,19 +1,19 @@
 " Test that the methods used for testing work.
 
-func Test_assertFalse()
-  call assertFalse(0)
+func Test_assert_false()
+  call assert_false(0)
 endfunc
 
-func Test_assertTrue()
-  call assertTrue(1)
-  call assertTrue(123)
+func Test_assert_true()
+  call assert_true(1)
+  call assert_true(123)
 endfunc
 
-func Test_assertEqual()
+func Test_assert_equal()
   let s = 'foo'
-  call assertEqual('foo', s)
+  call assert_equal('foo', s)
   let n = 4
-  call assertEqual(4, n)
+  call assert_equal(4, n)
   let l = [1, 2, 3]
-  call assertEqual([1, 2, 3], l)
+  call assert_equal([1, 2, 3], l)
 endfunc