Testing

Author: Wesley Duerksen

src/Devices/Ethernet_TC.cpp

@@ -28,4 +28,6 @@ void Ethernet_TC::renewDHCPLease() {
     Ethernet.maintain();
     previous_lease = current_millis;
   }
+
+  numAttemptedDHCPReleases++;
 }

src/Devices/Ethernet_TC.h

@@ -13,6 +13,9 @@ class Ethernet_TC {
   IPAddress getIP() {
     return IP;
   };
+  int getNumAttemptedDHCPReleases() {
+    return numAttemptedDHCPReleases;
+  };
   void renewDHCPLease();
 
 protected:
@@ -26,4 +29,7 @@ class Ethernet_TC {
   IPAddress IP;
   unsigned long previous_lease;
   const unsigned long LEASE_INTERVAL = 345600000;  // 4 days in milliseconds
+
+  // testing
+  int numAttemptedDHCPReleases = 0;
 };

test/Ethernet.cpp

@@ -4,7 +4,21 @@
 #include "Ethernet_TC.h"
 
 unittest(test) {
-  assertTrue(true);
+  // Test singleton
+  Ethernet_TC singleton1;
+  singleton1 = singleton1->getInstance();
+  Ethernet_TC singleton2;
+  singleton2 = singleton2->getInstance();
+  assertEqual(singleton1, singleton2);
+
+  // Test that the default Ip was used as a fall back
+  assertEqual(singleton->getIP(), "19216812");
+
+  // Test DHCP is being maintained
+  singleton1->renewDHCPLease();
+  singleton1->renewDHCPLease();
+  singleton1->renewDHCPLease();
+  assertEqual(singleton1->getNumAttemptedDHCPReleases(), 3);
 }
 
 unittest_main()