Reader -> Reader+Parser refactoring: added tests

for new reader

io/reader/text_test.go

@@ -0,0 +1,106 @@
+package reader
+
+import (
+	"maze-solver/maze"
+	"maze-solver/utils"
+	"reflect"
+	"testing"
+)
+
+func TestTextReadTrivial(t *testing.T) {
+	tests := []struct {
+		name     string
+		filename string
+		pathChar byte
+		wallChar byte
+		expected *maze.RawMaze
+	}{
+		{
+			"Trivial",
+			"../../assets/trivial.txt",
+			' ',
+			'#',
+			&maze.RawMaze{
+				PathChar: ' ',
+				WallChar: '#',
+				Data: []string{
+					"## ##",
+					"#   #",
+					"### #",
+				},
+			},
+		},
+		{
+			"Trivial Bigger",
+			"../../assets/trivial-bigger.txt",
+			' ',
+			'#',
+			&maze.RawMaze{
+				PathChar: ' ',
+				WallChar: '#',
+				Data: []string{
+					"### ###",
+					"### ###",
+					"#     #",
+					"##### #",
+					"##### #",
+				},
+			},
+		},
+		{
+			"Bigger Staggered",
+			"../../assets/trivial-bigger-staggered.txt",
+			' ',
+			'#',
+			&maze.RawMaze{
+				PathChar: ' ',
+				WallChar: '#',
+				Data: []string{
+					"### ###",
+					"### ###",
+					"#     #",
+					"#### ##",
+					"#### ##",
+				},
+			},
+		},
+		{
+			"Normal",
+			"../../assets/normal.txt",
+			' ',
+			'#',
+			&maze.RawMaze{
+				PathChar: ' ',
+				WallChar: '#',
+				Data: []string{
+					"##### #####",
+					"#     #   #",
+					"##### ### #",
+					"#   #     #",
+					"# # ##### #",
+					"# #       #",
+					"### ### # #",
+					"#   #   # #",
+					"# ####### #",
+					"#     #   #",
+					"##### #####",
+				},
+			},
+		},
+	}
+
+	for _, test := range tests {
+		reader := TextReader{
+			Filename: test.filename,
+			PathChar: test.pathChar,
+			WallChar: test.wallChar,
+		}
+
+		got, err := reader.Read()
+		utils.Check(err, "Couldn't read file %q", reader.Filename)
+
+		if !reflect.DeepEqual(got, test.expected) {
+			t.Fatalf("%s: lexed mazes do not match\nGot: %v\nWant: %v", test.name, got, test.expected)
+		}
+	}
+}