Moved RawMaze to reader package since it is used

mostly there
This commit is contained in:
Karma Riuk 2023-08-05 16:36:49 +02:00
parent fa4c13812d
commit 7e86e29e82
6 changed files with 56 additions and 54 deletions

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@ -1,4 +1,4 @@
package maze package reader
import ( import (
"strings" "strings"

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@ -1,4 +1,4 @@
package maze package reader
import "testing" import "testing"
@ -6,16 +6,18 @@ func TestRawMazeWall(t *testing.T) {
tests := []struct { tests := []struct {
name string name string
width, height int width, height int
data [][]byte pathChar, wallChar byte
data []string
expected [][]bool expected [][]bool
}{ }{
{ {
"Trivial", "Trivial",
5, 3, 5, 3,
[][]byte{ ' ', '#',
{0b_00100_000}, []string{
{0b_01110_000}, "## ##",
{0b_00010_000}, "# #",
"### #",
}, },
[][]bool{ [][]bool{
{true, true, false, true, true}, {true, true, false, true, true},
@ -26,12 +28,13 @@ func TestRawMazeWall(t *testing.T) {
{ {
"Trivial Bigger", "Trivial Bigger",
7, 5, 7, 5,
[][]byte{ ' ', '#',
{0b_0001000_0}, []string{
{0b_0001000_0}, "### ###",
{0b_0111110_0}, "### ###",
{0b_0000010_0}, "# #",
{0b_0000010_0}, "##### #",
"##### #",
}, },
[][]bool{ [][]bool{
{true, true, true, false, true, true, true}, {true, true, true, false, true, true, true},
@ -44,12 +47,13 @@ func TestRawMazeWall(t *testing.T) {
{ {
"Bigger Staggered", "Bigger Staggered",
7, 5, 7, 5,
[][]byte{ ' ', '#',
{0b_0001000_0}, []string{
{0b_0001000_0}, "### ###",
{0b_0111110_0}, "### ###",
{0b_0000100_0}, "# #",
{0b_0000100_0}, "#### ##",
"#### ##",
}, },
[][]bool{ [][]bool{
{true, true, true, false, true, true, true}, {true, true, true, false, true, true, true},
@ -62,18 +66,19 @@ func TestRawMazeWall(t *testing.T) {
{ {
"Normal", "Normal",
11, 11, 11, 11,
[][]byte{ ' ', '#',
{0b_00000100, 0b000_00000}, []string{
{0b_01111101, 0b110_00000}, "##### #####",
{0b_00000100, 0b010_00000}, "# # #",
{0b_01110111, 0b110_00000}, "##### ### #",
{0b_01010000, 0b010_00000}, "# # #",
{0b_01011111, 0b110_00000}, "# # ##### #",
{0b_00010001, 0b010_00000}, "# # #",
{0b_01110111, 0b010_00000}, "### ### # #",
{0b_01000000, 0b010_00000}, "# # # #",
{0b_01111101, 0b110_00000}, "# ####### #",
{0b_00000100, 0b000_00000}, "# # #",
"##### #####",
}, },
[][]bool{ [][]bool{
{true, true, true, true, true, false, true, true, true, true, true}, {true, true, true, true, true, false, true, true, true, true, true},
@ -92,11 +97,12 @@ func TestRawMazeWall(t *testing.T) {
} }
for _, test := range tests { for _, test := range tests {
rawMaze := RawMaze{ reader := StringsReader{
Width: test.width, PathChar: test.pathChar,
Height: test.height, WallChar: test.wallChar,
Data: test.data, Lines: &test.data,
} }
rawMaze, _ := reader.Read()
for y, row := range test.expected { for y, row := range test.expected {
for x, expected := range row { for x, expected := range row {
if rawMaze.IsWall(x, y) != expected { if rawMaze.IsWall(x, y) != expected {

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@ -1,7 +1,5 @@
package reader package reader
import "maze-solver/maze"
type Reader interface { type Reader interface {
Read() (*maze.RawMaze, error) Read() (*RawMaze, error)
} }

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@ -2,7 +2,6 @@ package reader
import ( import (
"fmt" "fmt"
"maze-solver/maze"
"maze-solver/utils" "maze-solver/utils"
) )
@ -11,16 +10,16 @@ type StringsReader struct {
Lines *[]string Lines *[]string
} }
func (r *StringsReader) Read() (*maze.RawMaze, error) { func (r *StringsReader) Read() (*RawMaze, error) {
width, height := len((*r.Lines)[0]), len(*r.Lines) width, height := len((*r.Lines)[0]), len(*r.Lines)
ret := &maze.RawMaze{ ret := &RawMaze{
Width: width, Width: width,
Height: height, Height: height,
Data: make([][]byte, height), Data: make([][]byte, height),
} }
for i := 0; i < height; i++ { for i := 0; i < height; i++ {
ret.Data[i] = make([]byte, width/maze.CHUNK_SIZE+1) ret.Data[i] = make([]byte, width/CHUNK_SIZE+1)
} }
for y, line := range *r.Lines { for y, line := range *r.Lines {
@ -31,7 +30,7 @@ func (r *StringsReader) Read() (*maze.RawMaze, error) {
} }
func (r *StringsReader) processLine(line string, dest *[]byte) { func (r *StringsReader) processLine(line string, dest *[]byte) {
n_chunks := len(line)/maze.CHUNK_SIZE + 1 n_chunks := len(line)/CHUNK_SIZE + 1
if len(*dest) != n_chunks { if len(*dest) != n_chunks {
panic(fmt.Sprintf("The row that should receive the chunks does not have the correct length (%v, want %v)", len(*dest), n_chunks)) panic(fmt.Sprintf("The row that should receive the chunks does not have the correct length (%v, want %v)", len(*dest), n_chunks))
@ -40,11 +39,11 @@ func (r *StringsReader) processLine(line string, dest *[]byte) {
for i := 0; i < n_chunks; i++ { for i := 0; i < n_chunks; i++ {
var chunk byte = 0 // all walls var chunk byte = 0 // all walls
end_index := utils.Min((i+1)*maze.CHUNK_SIZE, len(line)) end_index := utils.Min((i+1)*CHUNK_SIZE, len(line))
for x, c := range line[i*maze.CHUNK_SIZE : end_index] { for x, c := range line[i*CHUNK_SIZE : end_index] {
if c == rune(r.PathChar) { if c == rune(r.PathChar) {
chunk |= 1 << (maze.CHUNK_SIZE - 1 - x) chunk |= 1 << (CHUNK_SIZE - 1 - x)
} }
} }

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@ -2,7 +2,6 @@ package reader
import ( import (
"bufio" "bufio"
"maze-solver/maze"
"os" "os"
) )
@ -11,7 +10,7 @@ type TextReader struct {
PathChar, WallChar byte PathChar, WallChar byte
} }
func (r TextReader) Read() (*maze.RawMaze, error) { func (r TextReader) Read() (*RawMaze, error) {
lines, err := getLines(r.Filename) lines, err := getLines(r.Filename)
if err != nil { if err != nil {
return nil, err return nil, err

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@ -64,7 +64,7 @@ func Parse(reader reader.Reader) (*maze.Maze, error) {
return ret, nil return ret, nil
} }
func lookupNeighbourAbove(raw_maze *maze.RawMaze, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node, m *maze.Maze) { func lookupNeighbourAbove(raw_maze *reader.RawMaze, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node, m *maze.Maze) {
for y := node.Coords.Y - 1; y >= 0; y-- { for y := node.Coords.Y - 1; y >= 0; y-- {
neighbour, ok := (*nodesByCoord)[maze.Coordinates{X: node.Coords.X, Y: y}] neighbour, ok := (*nodesByCoord)[maze.Coordinates{X: node.Coords.X, Y: y}]
@ -94,7 +94,7 @@ func lookupNeighbourAbove(raw_maze *maze.RawMaze, node *maze.Node, nodesByCoord
} }
} }
func lookupNeighbourLeft(raw_maze *maze.RawMaze, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node) { func lookupNeighbourLeft(raw_maze *reader.RawMaze, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node) {
for x := node.Coords.X - 1; x > 0; x-- { for x := node.Coords.X - 1; x > 0; x-- {
if raw_maze.IsWall(x, node.Coords.Y) && x < node.Coords.X-1 { if raw_maze.IsWall(x, node.Coords.Y) && x < node.Coords.X-1 {
panic(fmt.Sprintf("Found no node before wall while looking to the left at neighbours of node %v", node)) panic(fmt.Sprintf("Found no node before wall while looking to the left at neighbours of node %v", node))
@ -109,7 +109,7 @@ func lookupNeighbourLeft(raw_maze *maze.RawMaze, node *maze.Node, nodesByCoord *
} }
} }
func lookupNeighbourRight(raw_maze *maze.RawMaze, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node) { func lookupNeighbourRight(raw_maze *reader.RawMaze, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node) {
for x := node.Coords.X + 1; x < raw_maze.Width; x++ { for x := node.Coords.X + 1; x < raw_maze.Width; x++ {
if raw_maze.IsWall(x, node.Coords.Y) { if raw_maze.IsWall(x, node.Coords.Y) {
panic(fmt.Sprintf("Found no node before wall while looking to the right at neighbours of node %v", node)) panic(fmt.Sprintf("Found no node before wall while looking to the right at neighbours of node %v", node))