all test file on builtin functions have been renamed from t_func-*_test.go to t_builtin-*_test.go

t_builtin-os-file_test.go

@@ -0,0 +1,29 @@
+// Copyright (c) 2024 Celestino Amoroso (celestino.amoroso@gmail.com).
+// All rights reserved.
+
+// t_func-os_test.go
+package expr
+
+import (
+	"errors"
+	"testing"
+)
+
+func TestFuncOs(t *testing.T) {
+	section := "Func-OS"
+	inputs := []inputType{
+		/*   1 */ {`builtin "os.file"`, int64(1), nil},
+		/*   2 */ {`builtin "os.file"; handle=fileOpen("/etc/hosts"); fileClose(handle)`, true, nil},
+		/*   3 */ {`builtin "os.file"; handle=fileOpen("/etc/hostsX")`, nil, errors.New(`open /etc/hostsX: no such file or directory`)},
+		/*   4 */ {`builtin "os.file"; handle=fileCreate("/tmp/dummy"); fileClose(handle)`, true, nil},
+		/*   5 */ {`builtin "os.file"; handle=fileAppend("/tmp/dummy"); fileWrite(handle, "bye-bye"); fileClose(handle)`, true, nil},
+		/*   6 */ {`builtin "os.file"; handle=fileOpen("/tmp/dummy"); word=fileRead(handle, "-"); fileClose(handle);word`, "bye", nil},
+		/*   7 */ {`builtin "os.file"; word=fileRead(nil, "-")`, nil, errors.New(`readFileFunc(): invalid file handle`)},
+		/*   7 */ {`builtin "os.file"; fileWrite(nil, "bye")`, nil, errors.New(`writeFileFunc(): invalid file handle`)},
+	}
+
+	// t.Setenv("EXPR_PATH", ".")
+
+	// parserTestSpec(t, section, inputs, 69)
+	parserTest(t, section, inputs)
+}