New builtin module 'iterator'

t_builtin-iterator_test.go

@@ -0,0 +1,50 @@
+// Copyright (c) 2024 Celestino Amoroso (celestino.amoroso@gmail.com).
+// All rights reserved.
+
+// t_builtin-iterator.go
+package expr
+
+import (
+	"testing"
+)
+
+func TestFuncRun(t *testing.T) {
+	section := "Builtin-Iterator"
+
+	inputs := []inputType{
+		/*   1 */ {`builtin "iterator"; it=$(1,2,3); run(it)`, nil, nil},
+		/*   2 */ {`builtin "iterator"; run($(1,2,3), func(index,item){item+10})`, nil, nil},
+		/*   3 */ {`builtin "iterator"; run($(1,2,3), func(index,item){it_status=it_status+item; true}, {"it_status":0})`, int64(6), nil},
+		/*   4 */ {`builtin ["iterator", "fmt"]; run($(1,2,3), func(index,item){println(item+10)})`, nil, nil},
+		/*   5 */ {`builtin "iterator"; run(nil)`, nil, `paramter "iterator" must be an iterator, passed <nil> [nil]`},
+		/*   6 */ {`builtin "iterator"; run($(1,2,3), nil)`, nil, `paramter "operator" must be a function, passed <nil> [nil]`},
+		/*   7 */ {`builtin "iterator"; run($(1,2,3), func(){1}, "prrr")`, nil, `paramter "vars" must be a dictionary, passed prrr [string]`},
+	}
+
+	//t.Setenv("EXPR_PATH", ".")
+
+	//runTestSuiteSpec(t, section, inputs, 3)
+	runTestSuite(t, section, inputs)
+}
+
+// func TestFmt(t *testing.T) {
+// 	section := "Builtin-Fmt"
+
+// 	text := "ciao mondo"
+// 	inputs := []inputType{
+// 		/*   1 */ {fmt.Sprintf(`println("%s")`, text), int64(11), nil},
+// 	}
+
+// 	// t.Setenv("EXPR_PATH", ".")
+
+// 	var b bytes.Buffer
+// 	ctx := NewSimpleStore()
+// 	currentStdout := SetCtrl(ctx, ControlStdout, &b)
+
+// 	runCtxTestSuite(t, ctx, section, inputs)
+
+// 	SetCtrl(ctx, ControlStdout, currentStdout)
+// 	if b.String() != text+"\n" {
+// 		t.Errorf("println(): Got: %q, Want: %q", b.String(), text+"\n")
+// 	}
+// }