Initial commit

internal/api/task_generator_test.go

@@ -0,0 +1,73 @@
+package api
+
+import (
+	"testing"
+	"time"
+
+	"gardomatic.kleiax.de/internal/storage"
+)
+
+type templateTestModel struct {
+	items  map[int]storage.SpeciesTaskTemplate
+	nextID int
+}
+
+func (m *templateTestModel) Insert(value storage.SpeciesTaskTemplate) (storage.SpeciesTaskTemplate, error) {
+	m.nextID++
+	value.ID, value.Version = m.nextID, 1
+	m.items[value.ID] = value
+	return value, nil
+}
+func (m *templateTestModel) Get(gardenID, id int) (storage.SpeciesTaskTemplate, error) {
+	value, ok := m.items[id]
+	if !ok {
+		return storage.SpeciesTaskTemplate{}, storage.ErrRecordNotFound
+	}
+	return value, nil
+}
+func (m *templateTestModel) GetAllForSpecies(gardenID, speciesID int) ([]storage.SpeciesTaskTemplate, error) {
+	result := []storage.SpeciesTaskTemplate{}
+	for _, value := range m.items {
+		if value.SpeciesID == speciesID {
+			result = append(result, value)
+		}
+	}
+	return result, nil
+}
+func (m *templateTestModel) Update(gardenID int, value storage.SpeciesTaskTemplate) (storage.SpeciesTaskTemplate, error) {
+	value.Version++
+	m.items[value.ID] = value
+	return value, nil
+}
+func (m *templateTestModel) Delete(gardenID, id int) error { delete(m.items, id); return nil }
+
+func TestGenerateTasksIsIdempotentAndHandlesWrapAround(t *testing.T) {
+	app, _, _ := newGardenTestApplication()
+	speciesID, monthFrom, dayFrom := 2, 11, 1
+	app.models.Plants = &plantTestModel{items: map[int]storage.Plant{5: {ID: 5, GardenID: 3, SpeciesID: &speciesID, Name: "Rose", Status: "active"}}}
+	app.models.SpeciesTaskTemplates = &templateTestModel{items: map[int]storage.SpeciesTaskTemplate{7: {ID: 7, SpeciesID: speciesID, Title: "Winterschutz prüfen", TriggerType: storage.TaskTriggerMonthOfYear, MonthFrom: &monthFrom, DayFrom: &dayFrom, Duration: 3, DurationUnit: storage.TaskDurationMonth, Recurrence: storage.TaskRecurrenceWeekly, RecurrenceInterval: 2, Active: true}}}
+	tasks := &taskTestModel{items: map[int]storage.Task{}, nextID: 10}
+	app.models.Tasks = tasks
+	now := time.Date(2026, 9, 1, 12, 0, 0, 0, time.UTC)
+	if err := app.generateTasks(3, 12, now); err != nil {
+		t.Fatal(err)
+	}
+	firstCount := len(tasks.items)
+	if firstCount != 1 {
+		t.Fatalf("generated count=%d", firstCount)
+	}
+	if err := app.generateTasks(3, 12, now); err != nil {
+		t.Fatal(err)
+	}
+	if len(tasks.items) != firstCount {
+		t.Fatalf("second generation count=%d want=%d", len(tasks.items), firstCount)
+	}
+	for _, task := range tasks.items {
+		if task.Recurrence != storage.TaskRecurrenceWeekly || task.RecurrenceInterval != 2 {
+			t.Errorf("recurrence not copied to generated task: %+v", task)
+		}
+		if task.DueAtStart.Before(time.Date(2026, 11, 1, 0, 0, 0, 0, time.UTC)) || task.DueAtEnd.After(endOfDay(time.Date(2027, 2, 1, 0, 0, 0, 0, time.UTC))) {
+			t.Errorf("window outside wrap range: %+v", task)
+		}
+	}
+}