1 files changed, 28 insertions, 0 deletions
diff --git a/internal/task/sort_test.go b/internal/task/sort_test.go
new file mode 100644
index 0000000..4b034c9
--- /dev/null
+++ b/internal/task/sort_test.go
@@ -0,0 +1,28 @@
+package task
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestSortTasks(t *testing.T) {
+	tasks := []Task{
+		{ID: 2, Due: "20240102T000000Z", Priority: "M", Tags: []string{"b", "a"}},
+		{ID: 1, Due: "20240101T000000Z", Priority: "H", Tags: []string{"a"}},
+		{ID: 3, Due: "", Priority: "", Tags: []string{"c"}},
+		{ID: 4, Due: "20240101T000000Z", Priority: "L", Tags: []string{"a"}},
+		{ID: 5, Due: "20240101T000000Z", Priority: "H", Tags: []string{"b"}},
+		{ID: 6, Due: "20240101T000000Z", Priority: "H", Tags: []string{"b"}},
+	}
+
+	SortTasks(tasks)
+
+	var ids []int
+	for _, tsk := range tasks {
+		ids = append(ids, tsk.ID)
+	}
+	want := []int{1, 5, 6, 4, 2, 3}
+	if !reflect.DeepEqual(ids, want) {
+		t.Fatalf("unexpected order: %v", ids)
+	}
+}