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/* ipp-usb - HTTP reverse proxy, backed by IPP-over-USB connection to device
*
* Copyright (C) 2020 and up by Alexander Pevzner (pzz@apevzner.com)
* See LICENSE for license terms and conditions
*
* Tests for paper.go
*/
package main
import (
"testing"
)
var allSizes = []PaperSize{
PaperLegal,
PaperA4,
PaperTabloid,
PaperA3,
PaperC,
PaperA2,
}
// Compute p.Less(p2) and check answer
func testPaperSizeLess(t *testing.T, p, p2 PaperSize, answer bool) {
rsp := p.Less(p2)
if rsp != answer {
t.Errorf("PaperSize{%d,%d}.Less(PaperSize{%d,%d}): %v, must be %v",
p.Width, p.Height,
p2.Width, p2.Height,
rsp, answer,
)
}
}
// Compute p.Classify() and check answer
func testPaperSizeClassify(t *testing.T, p PaperSize, answer string) {
rsp := p.Classify()
if rsp != answer {
t.Errorf("PaperSize{%d,%d}.Classify(): %v, must be %v",
p.Width, p.Height,
rsp, answer,
)
}
}
// Test (PaperSize) Less()
func TestPaperSizeLess(t *testing.T) {
var p2 PaperSize
for _, p := range allSizes {
testPaperSizeLess(t, p, p, false)
if p.Less(p) {
t.Fail()
}
p2 = PaperSize{p.Width - 1, p.Height}
testPaperSizeLess(t, p, p2, false)
testPaperSizeLess(t, p2, p, true)
p2 = PaperSize{p.Width, p.Height - 1}
testPaperSizeLess(t, p, p2, false)
testPaperSizeLess(t, p2, p, true)
p2 = PaperSize{p.Width - 1, p.Height + 1}
testPaperSizeLess(t, p, p2, false)
testPaperSizeLess(t, p2, p, false)
p2 = PaperSize{p.Width + 1, p.Height - 1}
testPaperSizeLess(t, p, p2, false)
testPaperSizeLess(t, p2, p, false)
}
}
// Test (PaperSize) Classify()
func TestPaperSizeClassify(t *testing.T) {
testPaperSizeClassify(t, PaperLegal, "legal-A4")
testPaperSizeClassify(t, PaperA4, "legal-A4")
testPaperSizeClassify(t, PaperTabloid, "tabloid-A3")
testPaperSizeClassify(t, PaperA3, "tabloid-A3")
testPaperSizeClassify(t, PaperC, "isoC-A2")
testPaperSizeClassify(t, PaperA2, "isoC-A2")
var sizes []PaperSize
sizes = []PaperSize{
{PaperA4.Width - 1, PaperA4.Height},
{PaperA4.Width, PaperA4.Height - 1},
}
for _, p := range sizes {
testPaperSizeClassify(t, p, "<legal-A4")
}
sizes = []PaperSize{
{PaperC.Width + 1, PaperC.Height},
{PaperC.Width, PaperC.Height + 1},
{PaperA2.Width + 1, PaperA2.Height},
{PaperA2.Width, PaperA2.Height + 1},
}
for _, p := range sizes {
testPaperSizeClassify(t, p, ">isoC-A2")
}
// HP LaserJet MFP M28
testPaperSizeClassify(t, PaperSize{21590, 29692}, "legal-A4")
}
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