add day 2 results

utils/testing/assert.go

@@ -2,6 +2,13 @@ package assert
 
 import "testing"
 
+func IsTrue(t *testing.T, expr bool, message string) {
+	if expr != true {
+		t.Logf("Expected true but got false: %s", message)
+		t.Fail()
+	}
+}
+
 func StrEquals(t *testing.T, actual, expected, message string) {
 	if actual != expected {
 		t.Logf("Expected value '%s' but got '%s': %s", expected, actual, message)