patch 8.0.0708: some tests are old style

Problem:    Some tests are old style.
Solution:   Change a few tests from old style to new style. (pschuh,
            closes #1813)
diff --git a/src/testdir/test_escaped_glob.vim b/src/testdir/test_escaped_glob.vim
new file mode 100644
index 0000000..6eca8bc
--- /dev/null
+++ b/src/testdir/test_escaped_glob.vim
@@ -0,0 +1,25 @@
+" Test whether glob()/globpath() return correct results with certain escaped
+" characters.
+
+function SetUp()
+  " make sure glob() doesn't use the shell
+  set shell=doesnotexist
+  " consistent sorting of file names
+  set nofileignorecase
+endfunction
+
+function Test_glob()
+  call assert_equal("", glob('Xxx\{'))
+  call assert_equal("", glob('Xxx\$'))
+  w! Xxx{
+  w! Xxx\$
+  call assert_equal("Xxx{", glob('Xxx\{'))
+  call assert_equal("Xxx$", glob('Xxx\$'))
+endfunction
+
+function Test_globpath()
+  call assert_equal("sautest/autoload/Test104.vim\nsautest/autoload/footest.vim",
+        \ globpath('sautest/autoload', '*.vim'))
+  call assert_equal(['sautest/autoload/Test104.vim', 'sautest/autoload/footest.vim'],
+        \ globpath('sautest/autoload', '*.vim', 0, 1))
+endfunction