diff --git a/session/session_setup_test.go b/session/session_setup_test.go
new file mode 100644
index 00000000..6867e21e
--- /dev/null
+++ b/session/session_setup_test.go
@@ -0,0 +1,43 @@
+package session
+
+import "testing"
+
+func Test_containsCapitals(t *testing.T) {
+	type args struct {
+		s string
+	}
+	tests := []struct {
+		name string
+		args args
+		want bool
+	}{
+		{
+			name: "Test all alpha lowercase",
+			args: args{s: "abcdefghijklmnopqrstuvwxyz"},
+			want: false,
+		},
+		{
+			name: "Test all alpha uppercase",
+			args: args{s: "ABCDEFGHIJKLMNOPQRSTUVWXYZ"},
+			want: true,
+		},
+		{
+			name: "Test special chars",
+			args: args{s: "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"},
+			want: false,
+		},
+		// Add test for UTF8 ?
+		// {
+		// 	name: "Test special UTF-8 chars",
+		// 	args: args{s: "€©¶αϚϴЈ"},
+		// 	want: false,
+		// },
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := containsCapitals(tt.args.s); got != tt.want {
+				t.Errorf("containsCapitals() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}