gopy/bind/printer_test.go

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2015-07-29 06:36:45 +00:00
// Copyright 2015 The go-python Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package bind
import (
"bytes"
"io"
"reflect"
"testing"
)
func TestPrinter(t *testing.T) {
decl := &printer{
buf: new(bytes.Buffer),
indentEach: []byte("\t"),
}
impl := &printer{
buf: new(bytes.Buffer),
indentEach: []byte("\t"),
}
decl.Printf("\ndecl 1\n")
decl.Indent()
decl.Printf(">>> decl-1\n")
decl.Outdent()
impl.Printf("impl 1\n")
decl.Printf("decl 2\n")
impl.Printf("impl 2\n")
out := new(bytes.Buffer)
_, err := io.Copy(out, decl)
if err != nil {
t.Fatalf("error: %v\n", err)
}
_, err = io.Copy(out, impl)
if err != nil {
t.Fatalf("error: %v\n", err)
}
want := `
decl 1
>>> decl-1
decl 2
impl 1
impl 2
`
str := string(out.Bytes())
if !reflect.DeepEqual(str, want) {
t.Fatalf("error:\nwant=%q\ngot =%q\n", want, str)
}
}