pe_test.go | 5 +++++

diff --git a/pe_test.go b/pe_test.go
index f560e37249949d7b17c04e94956ae8fd2d317078..acb93c13b04ede10c558f6e517ecb49d5ebcfc73 100644
--- a/pe_test.go
+++ b/pe_test.go
@@ -48,6 +48,11 @@ 	if len(output) != 0 {
 		t.Errorf("Matches function call", output)
 	}
 
+	output = GetAllMatches("fs.read(arg)", MatchOptions{})
+	if len(output) != 0 {
+		t.Errorf("Matches function call", output)
+	}
+
 	output = GetAllMatches("~/www", MatchOptions{})
 	if len(output) == 0 || output[0] != "~/www" {
 		t.Errorf("Doesnt match home", output)