sneak
5b7e258195
TestSaveRestoreRoundTrip, TestNewGameRandomizesAppearances, and TestNewLevelInvariants split their assertion blocks into t.Helper() sub-checks. The lint run is now completely clean (0 issues).
124 lines
2.8 KiB
Go
124 lines
2.8 KiB
Go
package game
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import "testing"
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// badcheck from init.c: every probability table must sum to exactly 100.
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func TestProbabilitiesSumTo100(t *testing.T) {
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sum := func(info []ObjInfo) int {
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s := 0
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for _, oi := range info {
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s += oi.Prob
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}
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return s
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}
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data := newGameData()
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tables := map[string][]ObjInfo{
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"things": data.baseThings[:],
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"potions": data.basePotInfo[:],
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"scrolls": data.baseScrInfo[:],
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"rings": data.baseRingInfo[:],
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"sticks": data.baseWsInfo[:],
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"weapons": data.baseWeapInfo[:NumWeaponTypes], // excludes the flame entry
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"armor": data.baseArmInfo[:],
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}
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for name, tab := range tables {
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if s := sum(tab); s != 100 {
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t.Errorf("bad percentages for %s: sum = %d, want 100", name, s)
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}
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}
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}
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func TestInitProbsCumulative(t *testing.T) {
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g := NewGame(Config{Seed: 1})
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last := g.Items.Potions[NumPotionTypes-1].Prob
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if last != 100 {
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t.Errorf("cumulative potion probability ends at %d, want 100", last)
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}
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for i := PotionKind(1); i < NumPotionTypes; i++ {
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if g.Items.Potions[i].Prob < g.Items.Potions[i-1].Prob {
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t.Errorf("potion probs not nondecreasing at %d", i)
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}
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}
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}
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func TestNewGameRandomizesAppearances(t *testing.T) {
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g := NewGame(Config{Seed: 12345})
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checkPotionColors(t, g)
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checkScrollNames(t, g)
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checkWandMaterials(t, g)
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// Determinism: same seed, same appearances.
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h := NewGame(Config{Seed: 12345})
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if h.Items != g.Items {
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t.Error("two games with the same seed produced different item lore")
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}
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}
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// checkPotionColors verifies every potion has a distinct color.
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func checkPotionColors(t *testing.T, g *RogueGame) {
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t.Helper()
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seen := map[string]bool{}
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for i, c := range g.Items.PotColors {
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if c == "" {
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t.Fatalf("potion %d has no color", i)
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}
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if seen[c] {
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t.Errorf("potion color %q assigned twice", c)
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}
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seen[c] = true
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}
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}
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// checkScrollNames verifies every scroll has a name within the C buffer
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// limit.
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func checkScrollNames(t *testing.T, g *RogueGame) {
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t.Helper()
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for i, n := range g.Items.ScrNames {
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if n == "" {
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t.Fatalf("scroll %d has no name", i)
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}
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if len(n) > MaxNameLen+1 {
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t.Errorf("scroll name %q longer than C buffer allows", n)
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}
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}
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}
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// checkWandMaterials verifies every stick has a wand/staff type and a
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// material.
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func checkWandMaterials(t *testing.T, g *RogueGame) {
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t.Helper()
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for i := range g.Items.WandType {
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if g.Items.WandType[i] != wandName && g.Items.WandType[i] != staffName {
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t.Errorf("stick %d has type %q", i, g.Items.WandType[i])
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}
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if g.Items.WandMade[i] == "" {
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t.Errorf("stick %d has no material", i)
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}
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}
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}
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func TestMonsterTable(t *testing.T) {
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data := newGameData()
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if data.monsterTable[0].Name != "aquator" || data.monsterTable[25].Name != "zombie" {
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t.Error("monster table order broken")
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}
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if data.monsterTable['D'-'A'].Name != "dragon" {
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t.Error("letter indexing broken")
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}
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}
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