t7527: test FSMonitor on repos with Unicode root paths

Create some test repos with UTF8 characters in the pathname of the
root directory and verify that the builtin FSMonitor can watch them.

This test is mainly for Windows where we need to avoid `*A()`
routines.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>

t/t7527-builtin-fsmonitor.sh

@@ -671,4 +671,27 @@ do
 	done
 done
 
+# Test Unicode UTF-8 characters in the pathname of the working
+# directory root.  Use of "*A()" routines rather than "*W()" routines
+# on Windows can sometimes lead to odd failures.
+#
+u1=$(printf "u_c3_a6__\xC3\xA6")
+u2=$(printf "u_e2_99_ab__\xE2\x99\xAB")
+u_values="$u1 $u2"
+for u in $u_values
+do
+	test_expect_success "Unicode in repo root path: $u" '
+		test_when_finished "stop_daemon_delete_repo $u" &&
+
+		git init "$u" &&
+		echo 1 >"$u"/file1 &&
+		git -C "$u" add file1 &&
+		git -C "$u" config core.fsmonitor true &&
+
+		start_daemon -C "$u" &&
+		git -C "$u" status >actual &&
+		grep "new file:   file1" actual
+	'
+done
+
 test_done