new iter-iter iterator and kern.func-info module

t_iter-iter_test.go

@@ -0,0 +1,63 @@
+// Copyright (c) 2024 Celestino Amoroso (celestino.amoroso@gmail.com).
+// All rights reserved.
+
+// t_iter-iter_test.go
+package expr
+
+import (
+	"testing"
+
+	"git.portale-stac.it/go-pkg/expr/kern"
+)
+
+func TestIterIterator(t *testing.T) {
+	section := "Iterator"
+	inputs := []inputType{
+		/*   1 */ {`it=$(4); $(it) filter ${_}==100`, kern.NewListA(), nil},
+		/*   2 */ {`it=$(4); $(it, func(){$_}) filter ${_}==100`, kern.NewListA(), nil},
+		/*   3 */ {`it=$(4); $(it, func(arg1){arg1+$_}, 10) filter ${_}==100`, kern.NewListA(), nil},
+	}
+
+	runTestSuiteSpec(t, section, inputs, 3)
+	// runTestSuite(t, section, inputs)
+}
+
+// func TestNewIterIterator(t *testing.T) {
+// 	var it kern.Iterator
+// 	var err error
+
+// 	list := kern.NewListA("a", "b", "c", "d")
+// 	itList := NewListIterator(list, []any{1, 3, 1})
+// 	it, err = NewIterator(nil, itList, map[string]any{"op": kern.NewFunctor("test")})
+// 	if err != nil {
+// 		t.Errorf("error: %v", err)
+// 	} else {
+// 		if item, err := it.Next(); err != nil {
+// 			t.Errorf("error: %v", err)
+// 		} else if item != "b" {
+// 			t.Errorf("expected %q, got %q", "b", item)
+// 		} else {
+// 			t.Logf("Next: %v", item)
+// 		}
+// 	}
+// }
+
+// func TestNewIterIteratorNoOp(t *testing.T) {
+// 	var it kern.Iterator
+// 	var err error
+
+// 	list := kern.NewListA("a", "b", "c", "d")
+// 	itList := NewListIterator(list, []any{1, 3, 1})
+// 	it, err = NewIterator(nil, itList, nil)
+// 	if err != nil {
+// 		t.Errorf("error: %v", err)
+// 	} else {
+// 		if item, err := it.Next(); err != nil {
+// 			t.Errorf("error: %v", err)
+// 		} else if item != "b" {
+// 			t.Errorf("expected %q, got %q", "b", item)
+// 		} else {
+// 			t.Logf("Next: %v", item)
+// 		}
+// 	}
+// }