add idle state for interval programs

Author: GustavoCaso

pkg/program/program.go

@@ -38,6 +38,7 @@ const (
 	StateNotStarted ProcessState = iota
 	StateRunning
 	StateFinished
+	StateIdle
 	StateError
 )
 
@@ -195,6 +196,7 @@ func (p *program) Start(ctx context.Context) (<-chan struct{}, error) {
 
 					p.stateLock.Lock()
 					p.currentRun++
+					p.overallState = StateIdle
 					p.stateLock.Unlock()
 				}
 			}
@@ -637,6 +639,8 @@ func (p *program) Statistics() Statistics {
 	switch p.State() {
 	case StateFinished:
 		state = "finished"
+	case StateIdle:
+		state = "idle"
 	case StateError:
 		state = "error"
 	case StateRunning:

pkg/program/program_test.go

@@ -592,6 +592,10 @@ func TestStatistics(t *testing.T) {
 			t.Errorf("Expected at least 1 output line, got %d", stats.TotalOutputLines)
 		}
 
+		if stats.State != "idle" {
+			t.Errorf("Expected interval program state to be idle, got %s", stats.State)
+		}
+
 		stringOutput := stats.String()
 		if !strings.Contains(stringOutput, "echo-test") {
 			t.Errorf("Expected string output to contain program name, got: %q", stringOutput)
@@ -637,6 +641,10 @@ func TestStatistics(t *testing.T) {
 			t.Error("Expected LastError to be set")
 		}
 
+		if stats.State != "error" {
+			t.Errorf("Expected program state to be error, got %s", stats.State)
+		}
+
 		stringOutput := stats.String()
 		if !strings.Contains(stringOutput, "failed: 1") {
 			t.Errorf("Expected string output to show failed runs, got: %q", stringOutput)