printer_test.go

// Copyright 2013 The Go 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 printer

import (
	//"fmt"
	"testing"
)

func TestPrinter(t *testing.T) {
	name, err := Default()
	if err != nil {
		t.Fatalf("Default failed: %v", err)
	}

	p, err := Open(name)
	if err != nil {
		t.Fatalf("Open failed: %v", err)
	}
	defer p.Close()

	err = p.StartDocument("my document", "RAW")
	if err != nil {
		t.Fatalf("StartDocument failed: %v", err)
	}
	defer p.EndDocument()
	err = p.StartPage()
	if err != nil {
		t.Fatalf("StartPage failed: %v", err)
	}
	fmt.Fprintf(p, "Hello %q\n", name)
	err = p.EndPage()
	if err != nil {
		t.Fatalf("EndPage failed: %v", err)
	}
}

func TestReadNames(t *testing.T) {
	names, err := ReadNames()
	if err != nil {
		t.Fatalf("ReadNames failed: %v", err)
	}
	t.Logf("ReadNames: %#v", names)
	name, err := Default()
	if err != nil {
		t.Fatalf("Default failed: %v", err)
	}
	//name = "Fax";
	//name = "PDFCreator";
	name = "Microsoft XPS Document Writer";
	t.Log(name);
	port, err := GetPrinterPort(name)
	res, err := GetAllMediaNames(name, port);
	t.Logf("GetAllMediaNames: %#v", res)
	sizes, err := GetAllMediaSizes(name, port);
	t.Logf("GetAllMediaSizes: %#v", sizes)
	iDs, err := GetAllMediaIDs(name, port);
	t.Logf("GetAllMediaIDs: %#v", iDs)

	resol, err := GetAllResolutions(name, port);
	if err != nil {
		t.Fatalf("getAllResolutions failed: %v", err)
	}
	t.Logf("GetAllResolutions: %v", resol);

	settings, err := GetDefaultSettings(name, port);
	if err != nil {
		t.Fatalf("getDefaultSettings failed: %v", err)
	}
	t.Logf("GetDefaultSettings: %#v", settings)

	// make sure default printer is listed
	for _, v := range names {
		if v == name {
			return
		}
	}
	t.Fatal("Default printed %q is not listed amongst printers returned by ReadNames %q", name, names)
}