Add fan test module

src/moduleTests/fanTest.rs

@@ -0,0 +1,24 @@
+use std::thread;
+use std::time::Duration;
+
+use rppal::gpio::Gpio;
+
+let gpio = Gpio::new()?;
+let mut fanFiveVoltRail = gpio.get(2)?.into_output();
+
+// Quick toggle fans 5 seconds long,  0.5s interval
+
+let mut i = 0;
+
+while i < 11 {
+	fanFiveVoltRail.set_high();
+	thread::sleep(Duration::from_secs(0.5));
+	fanFiveVoltRail.set_low();
+	i = i + 1
+}
+
+// Run fans for five more seconds constant
+
+fanFiveVoltRail.set_high();
+thread::sleep(Duration::from_secs(5));
+fanFiveVoltRail.set_low();