mirror of
https://github.com/tjboldt/ProDOS-Utilities.git
synced 2024-11-24 16:31:28 +00:00
115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
// Copyright Terence J. Boldt (c)2021-2024
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// Use of this source code is governed by an MIT
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// license that can be found in the LICENSE file.
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// This file provides tests for access to volume bitmap on
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// a ProDOS drive image
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package prodos
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import (
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"fmt"
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"testing"
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)
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func TestCreateVolumeBitmap(t *testing.T) {
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var tests = []struct {
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blocks uint16
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want uint16
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}{
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{65535, 8192},
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{65533, 8192},
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{140, 512},
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}
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for _, tt := range tests {
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testname := fmt.Sprintf("%d", tt.blocks)
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t.Run(testname, func(t *testing.T) {
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volumeBitMap := createVolumeBitmap(tt.blocks)
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ans := uint16(len(volumeBitMap))
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if ans != tt.want {
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t.Errorf("got %d, want %d", ans, tt.want)
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}
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})
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}
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}
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func TestCheckFreeBlockInVolumeBitmap(t *testing.T) {
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var tests = []struct {
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blocks uint16
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want bool
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}{
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{0, false}, // boot block
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{1, false}, // SOS boot block
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{2, false}, // volume root
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{21, false}, // end of volume bitmap
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{22, true}, // beginning of free space
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{8192, true}, // more free space
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{65534, true}, // last free block
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{65535, false}, // can't use last block because volume size is 0xFFFF, not 0x10000
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}
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for _, tt := range tests {
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testname := fmt.Sprintf("%d", tt.blocks)
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t.Run(testname, func(t *testing.T) {
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volumeBitMap := createVolumeBitmap(65535)
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ans := checkFreeBlockInVolumeBitmap(volumeBitMap, tt.blocks)
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if ans != tt.want {
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t.Errorf("got %t, want %t", ans, tt.want)
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}
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})
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}
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}
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func TestMarkBlockInVolumeBitmap(t *testing.T) {
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var tests = []struct {
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blocks uint16
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want bool
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}{
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{0, false}, // boot block
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{1, false}, // SOS boot block
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{2, false}, // volume root
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{21, false}, // end of volume bitmap
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{22, true}, // beginning of free space
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{999, false}, // end of volume bitmap
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{8192, true}, // more free space
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{65534, true}, // last free block
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{65535, false}, // can't use last block because volume size is 0xFFFF, not 0x10000
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}
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for _, tt := range tests {
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testname := fmt.Sprintf("%d", tt.blocks)
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t.Run(testname, func(t *testing.T) {
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volumeBitMap := createVolumeBitmap(65535)
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markBlockInVolumeBitmap(volumeBitMap, 999)
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ans := checkFreeBlockInVolumeBitmap(volumeBitMap, tt.blocks)
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if ans != tt.want {
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t.Errorf("got %t, want %t", ans, tt.want)
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}
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})
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}
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}
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func TestUpdateVolumeBitmap(t *testing.T) {
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blockList := []uint16{10, 11, 12, 100, 120}
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virtualDisk := NewMemoryFile(0x2000000)
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CreateVolume(virtualDisk, "VIRTUAL.DISK", 0xFFFE)
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updateVolumeBitmap(virtualDisk, blockList)
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for _, tt := range blockList {
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testname := fmt.Sprintf("%d", tt)
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t.Run(testname, func(t *testing.T) {
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volumeBitmap, err := ReadVolumeBitmap(virtualDisk)
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if err != nil {
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t.Error("got error, want nil")
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}
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free := checkFreeBlockInVolumeBitmap(volumeBitmap, tt)
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if free {
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t.Errorf("got true, want false")
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}
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})
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}
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}
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