package runner

import (
	"errors"
	"testing"
)

func TestTaskHasErrorReturnsFalseIfNoUnderlyingJobHaveErrors(t *testing.T) {
	task := NewTaskTracker(nil)
	NewTaskTracker(task)

	if task.HasError() {
		t.Errorf("Expected false, got true.")
	}
}

func TestTaskHasErrorReturnsTrueIfAnyJobHasErrors(t *testing.T) {
	task := NewTaskTracker(nil)

	// Two jobs, one of which has an error.
	NewTaskTracker(task)
	subTask := NewTaskTracker(task)

	subTask.SetError(errors.New("test"))

	if !task.HasError() {
		t.Errorf("Expected true, got false.")
	}
}

func TestTaskFailedReturnsTrueIfAnyChildHasFailed(t *testing.T) {
	task := NewTaskTracker(nil)
	NewTaskTracker(task).SetStatus("failed")

	if !task.Failed() {
		t.Error("Expected failed = true, got false.")
	}
}

func TestTaskFailedReturnsTrueIfTaskFailed(t *testing.T) {
	task := NewTaskTracker(nil).SetStatus("failed")
	NewTaskTracker(task)

	if !task.Failed() {
		t.Error("Expected failed = true, got false.")
	}
}

func TeskTaskFailedReturnsFalseIfNeitherSelfOrChildrenFailed(t *testing.T) {
	task := NewTaskTracker(nil).SetStatus("success")
	NewTaskTracker(task)

	if task.Failed() {
		t.Error("Expected failed = false, got true.")
	}
}