add tests

pkg/humanize/time_test.go

@@ -0,0 +1,30 @@
+package humanize
+
+import (
+	"fmt"
+	"testing"
+	"time"
+)
+
+func TestTime(t *testing.T) {
+	t.Run("tests the humanized time", func(t *testing.T) {
+
+		now := time.Now()
+
+		fmt.Println("now:", now)
+
+		count := 10
+		// then is the current time - 10 minutes.
+		then := now.Add(time.Duration(-count) * time.Minute)
+
+		request := Time(then)
+		response := "10 minutes ago"
+
+		got := request
+		want := response
+
+		if got != want {
+			t.Errorf("got %v, want %v", got, want)
+		}
+	})
+}

pkg/utils/utils_test.go

@@ -0,0 +1,39 @@
+package utils
+
+import (
+	"testing"
+)
+
+// I don't know how to test the other ones since they are random
+func TestCommandsUsed(t *testing.T) {
+	t.Run("tests the commands used counter", func(t *testing.T) {
+
+		request := mockCommandsUsed(127)
+		response := 127
+
+		got := request
+		want := response
+
+		if got != want {
+			t.Errorf("got %v, want %v", got, want)
+		}
+
+		// 127 + 53
+		request = mockCommandsUsed(53)
+		response = 180
+
+		got = request
+		want = response
+
+		if got != want {
+			t.Errorf("got %v, want %v", got, want)
+		}
+	})
+}
+
+func mockCommandsUsed(n int) int {
+	for i := 0; i < n; i++ {
+		CommandUsed()
+	}
+	return tempCommands
+}