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Day 23: Part 2

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Rewrite with a linked list and pointer cache because array allocation was optimistic at best

Signed-off-by: James Griffin <james@unsupervised.ca>
This commit is contained in:
James Griffin
2020-12-23 18:43:51 -04:00
parent 35de155e0b
commit 6584675e5a
3 changed files with 125 additions and 91 deletions
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50
twentythree/day_twentythree_test.go
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@@ -6,13 +6,8 @@ func Test_load_input(t *testing.T) {
g := game{}
g.load("32415")
if len(g.cups) != 5 {
t.Logf("Expected 5 cups. Got %d", len(g.cups))
t.FailNow()
}
if g.highestCup != 5 {
t.Logf("Expected highest cup to be 5, found %d", g.highestCup)
if g.cups != 5 {
t.Logf("Expected 5 cups. Got %d", g.cups)
t.FailNow()
}
}
@@ -21,17 +16,12 @@ func Test_10_moves(t *testing.T) {
g := game{}
g.load("389125467")
if len(g.cups) != 9 {
t.Logf("Expected 9 cups. Got %d", len(g.cups))
if g.cups != 9 {
t.Logf("Expected 9 cups. Got %d", g.cups)
t.FailNow()
}
if g.highestCup != 9 {
t.Logf("Expected highest cup to be 9, found %d", g.highestCup)
t.FailNow()
}
tenMoves := g.play(10)
tenMoves := g.play(10, true)
if tenMoves != "92658374" {
t.Logf("Expected \"92658374\" but found %q", tenMoves)
t.FailNow()
@@ -42,19 +32,31 @@ func Test_100_moves(t *testing.T) {
g := game{}
g.load("389125467")
if len(g.cups) != 9 {
t.Logf("Expected 9 cups. Got %d", len(g.cups))
if g.cups != 9 {
t.Logf("Expected 9 cups. Got %d", g.cups)
t.FailNow()
}
if g.highestCup != 9 {
t.Logf("Expected highest cup to be 9, found %d", g.highestCup)
t.FailNow()
}
hundredMoves := g.play(100)
hundredMoves := g.play(100, true)
if hundredMoves != "67384529" {
t.Logf("Expected \"67384529\" but found %q", hundredMoves)
t.FailNow()
}
}
}
func Test_10million_moves(t *testing.T) {
g := game{}
g.milliload("389125467")
if g.cups != 1000000 {
t.Logf("Expected 1000000 cups. Got %d", g.cups)
t.FailNow()
}
g.play(10000000, false)
starProduct := g.starProduct()
if starProduct != 149245887792 {
t.Logf("Expected 149245887792 but got produc %q", 149245887792)
t.FailNow()
}
}