Add examples from README to example_test.go (#66)

Author: arjunmahishi

example_test.go

@@ -13,14 +13,40 @@ var task = func() {
 
 func ExampleScheduler_StartBlocking() {
 	s := gocron.NewScheduler(time.UTC)
-	s.Every(3).Seconds().Do(task)
+	_, _ = s.Every(3).Seconds().Do(task)
 	s.StartBlocking()
 }
 
+func ExampleScheduler_StartAsync() {
+	s := gocron.NewScheduler(time.UTC)
+	_, _ = s.Every(3).Seconds().Do(task)
+	<-s.StartAsync()
+}
+
+func ExampleScheduler_StartImmediately() {
+	s := gocron.NewScheduler(time.UTC)
+	_, _ = s.Every(1).Hour().StartImmediately().Do(task)
+	s.StartBlocking()
+}
+
+func ExampleScheduler_StartAt() {
+	s := gocron.NewScheduler(time.UTC)
+	specificTime := time.Date(2019, time.November, 10, 15, 0, 0, 0, time.UTC)
+	_, _ = s.Every(1).Hour().StartAt(specificTime).Do(task)
+	s.StartBlocking()
+}
+
+func ExampleScheduler_Stop() {
+	s := gocron.NewScheduler(time.UTC)
+	_, _ = s.Every(1).Second().Do(task)
+	s.StartAsync()
+	s.Stop()
+}
+
 func ExampleScheduler_At() {
 	s := gocron.NewScheduler(time.UTC)
-	s.Every(1).Day().At("10:30").Do(task)
-	s.Every(1).Monday().At("10:30:01").Do(task)
+	_, _ = s.Every(1).Day().At("10:30").Do(task)
+	_, _ = s.Every(1).Monday().At("10:30:01").Do(task)
 }
 
 func ExampleJob_ScheduledTime() {
@@ -29,3 +55,36 @@ func ExampleJob_ScheduledTime() {
 	fmt.Println(job.ScheduledAtTime())
 	// Output: 10:30
 }
+
+func ExampleScheduler_RemoveJobByTag() {
+	s := gocron.NewScheduler(time.UTC)
+	tag1 := []string{"tag1"}
+	tag2 := []string{"tag2"}
+	_, _ = s.Every(1).Week().SetTag(tag1).Do(task)
+	_, _ = s.Every(1).Week().SetTag(tag2).Do(task)
+	s.StartAsync()
+	_ = s.RemoveJobByTag("tag1")
+}
+
+func ExampleScheduler_NextRun() {
+	s := gocron.NewScheduler(time.UTC)
+	_, _ = s.Every(1).Day().At("10:30").Do(task)
+	s.StartAsync()
+	_, time := s.NextRun()
+	fmt.Println(time.Format("15:04")) // print only the hour and minute (hh:mm)
+	// Output: 10:30
+}
+
+func ExampleScheduler_Clear() {
+	s := gocron.NewScheduler(time.UTC)
+	_, _ = s.Every(1).Second().Do(task)
+	_, _ = s.Every(1).Minute().Do(task)
+	_, _ = s.Every(1).Month(1).Do(task)
+	fmt.Println(len(s.Jobs())) // Print the number of jobs before clearing
+	s.Clear()                  // Clear all the jobs
+	fmt.Println(len(s.Jobs())) // Print the number of jobs after clearing
+	s.StartAsync()
+	// Output:
+	// 3
+	// 0
+}