monitor a good

Former-commit-id: 5a37bfdfe208d3d1a71e6b4924209d0c8e6f53a0

monitor/item_test.go

@@ -0,0 +1,123 @@
+package monitor
+
+import (
+	"local/rssmon3/config"
+	"os"
+	"testing"
+	"time"
+)
+
+func initItem() {
+	os.Args = []string{"a", "-db", "map"}
+	if err := config.New(); err != nil {
+		panic(err)
+	}
+}
+
+func TestItemNewItem(t *testing.T) {
+	initItem()
+
+	i, err := NewItem("NewItem", time.Second)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if i.Key != "NewItem" {
+		t.Fatal(i.Key)
+	}
+}
+
+func TestItemCompare(t *testing.T) {
+	initItem()
+
+	i, _ := NewItem("iCompare", time.Second)
+	j, _ := NewItem("jCompare", 10*time.Second)
+	if c := i.Compare(j); c != -1 {
+		t.Fatal(c)
+	}
+
+	i, _ = NewItem("iCompare", time.Second)
+	j, _ = NewItem("iCompare", time.Second)
+	if c := i.Compare(j); c != 0 {
+		t.Fatal(c)
+	}
+
+	i, _ = NewItem("iCompare", 10*time.Second)
+	j, _ = NewItem("jCompare", time.Second)
+	if c := i.Compare(j); c != 1 {
+		t.Fatal(c)
+	}
+}
+
+func TestItemInterval(t *testing.T) {
+	initItem()
+
+	i, _ := NewItem("iInterval", 10*time.Second)
+	if i := i.Interval(); i != 10*time.Second {
+		t.Fatal(i)
+	}
+}
+
+func TestItemGetSetInterval(t *testing.T) {
+	initItem()
+
+	i := &Item{Key: "GetSetInterval"}
+
+	if i, err := i.getInterval(); err == nil {
+		t.Errorf("get interval of unset passes")
+	} else if i != forever {
+		t.Errorf("failing get interval is not forever")
+	}
+
+	if err := i.setInterval(time.Minute); err != nil {
+		t.Errorf("failing set interval: %v", err)
+	}
+
+	if i, err := i.getInterval(); err != nil {
+		t.Errorf("get interval of set fails: %v", err)
+	} else if i != time.Minute {
+		t.Errorf("passing get interval is not time.Minute")
+	}
+}
+
+func TestItemLastMark(t *testing.T) {
+	initItem()
+
+	i, _ := NewItem("iLastMark", 100*time.Millisecond)
+
+	first := i.Last()
+	if first.Sub(time.Now().Add(-100*time.Millisecond)) > time.Millisecond*200 {
+		t.Errorf("default last is wrong: %v", first)
+	}
+
+	i.Mark()
+	second := i.Last()
+	if first == second {
+		t.Errorf("mark() didn't change last")
+	}
+	if second.Sub(time.Now()) > time.Millisecond*100 {
+		t.Errorf("marked last is wrong: %v", second)
+	}
+}
+
+func TestItemGetSetLast(t *testing.T) {
+	initItem()
+
+	i := &Item{Key: "iGetSetLast"}
+
+	if i, err := i.getLast(); err == nil {
+		t.Errorf("get last of unset passes")
+	} else if i != never {
+		t.Errorf("failing get last is not never")
+	}
+
+	stamp := time.Now()
+	if err := i.setLast(stamp); err != nil {
+		t.Errorf("failing set last: %v", err)
+	}
+
+	if i, err := i.getLast(); err != nil {
+		t.Errorf("get last of set fails: %v", err)
+	} else if i.Sub(stamp) > time.Millisecond*10 {
+		t.Errorf("passing get last is not %v: got %v (+%v)", stamp, i, i.Sub(stamp))
+	}
+}