Finished day 5 part 1

Author: magikid

day5.go

@@ -0,0 +1,29 @@
+package main
+
+import "fmt"
+
+// Day5Solution1 finding the max seat id
+func Day5Solution1(input []string, done chan string) {
+	seatAssignments := make(chan seatAssignment)
+	inputChannel := make(chan string, len(input))
+
+	for _, input := range input {
+		inputChannel <- input
+	}
+	close(inputChannel)
+
+	go quickSeatAssignment(inputChannel, seatAssignments)
+
+	var maxSeat seatAssignment
+	for seat := range seatAssignments {
+		if seat.id > maxSeat.id {
+			maxSeat = seat
+		}
+	}
+	done <- fmt.Sprintf("part1: max seat id seen %v", maxSeat.id)
+}
+
+// Day5Solution2 WIP
+func Day5Solution2(input []string, done chan string) {
+	done <- "part2"
+}

day5_test.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestConvert(t *testing.T) {
+	seat := makeSeatAssignment("FBFBBFFRLR")
+	assert.Equal(t, 44, seat.row)
+	assert.Equal(t, 5, seat.column)
+	assert.Equal(t, 357, seat.id)
+
+	seat2 := makeSeatAssignment("BFFFBBFRRR")
+	assert.Equal(t, 70, seat2.row)
+	assert.Equal(t, 7, seat2.column)
+	assert.Equal(t, 567, seat2.id)
+
+	seat3 := makeSeatAssignment("FFFBBBFRRR")
+	assert.Equal(t, 14, seat3.row)
+	assert.Equal(t, 7, seat3.column)
+	assert.Equal(t, 119, seat3.id)
+
+	seat4 := makeSeatAssignment("BBFFBBFRLL")
+	assert.Equal(t, 102, seat4.row)
+	assert.Equal(t, 4, seat4.column)
+	assert.Equal(t, 820, seat4.id)
+}
+
+func TestBinary(t *testing.T) {
+	input := "FF"
+	assert.Equal(t, 0, makeBinary(input, 'F', 'B'))
+}