dict: implemented sub-field access, e.g D=["sub-dict"]["sub-field"]

t_index_test.go

@@ -6,19 +6,21 @@ package expr
 
 import (
 	"testing"
+
+	"git.portale-stac.it/go-pkg/expr/kern"
 )
 
 func TestCollections(t *testing.T) {
-	section := "Collection"
+	section := "Index"
 	inputs := []inputType{
 		/*   1 */ {`"abcdef"[1:3]`, "bc", nil},
 		/*   2 */ {`"abcdef"[:3]`, "abc", nil},
 		/*   3 */ {`"abcdef"[1:]`, "bcdef", nil},
 		/*   4 */ {`"abcdef"[:]`, "abcdef", nil},
-		// /*   5 */ {`[0,1,2,3,4][:]`, ListType{int64(0), int64(1), int64(2), int64(3), int64(4)}, nil},
 		/*   5 */ {`"abcdef"[1:2:3]`, nil, `[1:14] invalid range specification`},
 		/*   6 */ {`"abcdef"[((1>0)?{1}:{0}):3]`, "bc", nil},
 		/*   7 */ {`"abcdef"[[0,1][0]:1]`, "a", nil},
+		/*   8 */ {`[0,1,2,3,4][:]`, kern.NewListA(int64(0), int64(1), int64(2), int64(3), int64(4)), nil},
 	}
 
 	t.Setenv("EXPR_PATH", ".")