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pokemon_test.go
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pokemon_test.go
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package pokemonbattlelib
import (
"fmt"
. "github.com/onsi/ginkgo"
. "github.com/onsi/ginkgo/extensions/table"
. "github.com/onsi/gomega"
)
func NewPokemon() *Pokemon {
stats := [6]uint{100, 4, 4, 4, 4, 4}
return &Pokemon{NatDex: 0, Level: 1, Stats: stats, CurrentHP: 100, Ability: AbilityIlluminate, metadata: make(map[PokemonMeta]interface{})}
}
func PkmnDefault() *Pokemon {
pkmn := NewPokemon()
pkmn.Moves[0] = GetMove(TestMoveDefault)
return pkmn
}
func PkmnNoDamage() *Pokemon {
pkmn := NewPokemon()
pkmn.Moves[0] = GetMove(TestMoveNoDamage)
return pkmn
}
func PkmnWithType(t Type) *Pokemon {
pkmn := PkmnDefault()
pkmn.Type = t
return pkmn
}
func PkmnWithMoves(m ...MoveId) *Pokemon {
pkmn := PkmnDefault()
for i := 0; i < len(m); i += 1 {
pkmn.Moves[i] = GetMove(m[i])
}
return pkmn
}
var _ = Describe("Pokemon generation", func() {
It("generates a Pokemon given just a dex number", func() {
p := GeneratePokemon(PkmnWartortle)
Expect(int(p.NatDex)).To(Equal(8))
})
It("gets the name of a generated Pokemon", func() {
p := GeneratePokemon(PkmnBulbasaur)
Expect(p.GetName()).To(Equal("Bulbasaur"))
})
It("generates a Pokemon with a given level", func() {
p := GeneratePokemon(PkmnPiplup, WithLevel(5))
Expect(p.Level).To(BeEquivalentTo(5))
})
It("generates a Pokemon with a given total experience", func() {
p := GeneratePokemon(PkmnPiplup, WithTotalExp(135))
Expect(p.Level).To(BeEquivalentTo(5))
Expect(p.TotalExperience).To(BeEquivalentTo(135))
})
It("generates a Pokemon with a given set of IVs", func() {
p := GeneratePokemon(PkmnPiplup, WithIVs([6]uint8{31, 31, 31, 31, 31, 31}))
Expect(p.IVs).To(BeEquivalentTo([6]uint8{31, 31, 31, 31, 31, 31}))
})
It("generates a Pokemon with a given set of EVs", func() {
p := GeneratePokemon(PkmnPiplup, WithEVs([6]uint8{0, 252, 6, 0, 0, 252}))
Expect(p.EVs).To(BeEquivalentTo([6]uint8{0, 252, 6, 0, 0, 252}))
})
It("generates a Pokemon with a given Nature", func() {
p := GeneratePokemon(PkmnPiplup, WithNature(NatureAdamant))
Expect(p.Nature).To(Equal(NatureAdamant))
})
It("generates a Pokemon with a given Ability", func() {
p := GeneratePokemon(PkmnPiplup, WithAbility(AbilityBadDreams))
Expect(p.Ability).To(Equal(AbilityBadDreams))
})
It("generates a Pokemon with a given moveset", func() {
pkmn := GeneratePokemon(PkmnPiplup, WithMoves(MovePound, MovePursuit))
Expect(pkmn.Moves).To(BeEquivalentTo([MaxMoves]*Move{GetMove(MovePound), GetMove(MovePursuit), nil, nil}))
})
It("generates a Pokemon that is not genderless", func() {
p := GeneratePokemon(PkmnPiplup)
Expect(p.Gender).To(Or(Equal(GenderFemale), Equal(GenderMale)))
})
It("generates a Pokemon that has a specific gender", func() {
p := GeneratePokemon(PkmnPiplup, WithGender(GenderFemale))
Expect(p.Gender).To(Equal(GenderFemale))
})
It("creates Pokemon with accurate stats reflecting its given values", func() {
// see: https://bulbapedia.bulbagarden.net/wiki/Stat, scroll down to 'Example'
p := GeneratePokemon(
PkmnGarchomp,
WithLevel(78),
WithIVs([6]uint8{24, 12, 30, 16, 23, 5}),
WithEVs([6]uint8{74, 190, 91, 48, 84, 23}),
)
Expect(p.Stats).To(BeEquivalentTo([6]uint{289, 253, 193, 151, 171, 171}))
})
It("panics when computing stats of illegal Pokemon", func() {
p := GeneratePokemon(PkmnBulbasaur)
p.Level = 105
Expect(func() { p.computeStats() }).To(Panic())
})
DescribeTable("Panic when given invalid options",
func(opts ...GeneratePokemonOption) {
Expect(func() { GeneratePokemon(PkmnStarly, opts...) }).To(Panic())
},
Entry("level too high", WithLevel(MaxLevel+1)),
Entry("level too low", WithLevel(MinLevel-1)),
Entry("IVs too high", WithIVs([6]uint8{32, 32, 32, 32, 32, 32})),
Entry("EVs too high", WithEVs([6]uint8{255, 255, 255, 255, 255, 255})),
Entry("too many moves", WithMoves(MoveFly, MoveAerialAce, MoveRoost, MovePeck, MovePound)),
)
Describe("Validation", func() {
It("succeeds when the pokemon has moves", func() {
p := GeneratePokemon(PkmnPikachu, WithMoves(MoveThunder))
Expect(p.Validate(PkmnRuleSetDefault)).To(Succeed())
})
It("fails when the pokemon has no moves", func() {
p := GeneratePokemon(PkmnPikachu)
Expect(p.Validate(PkmnRuleSetDefault)).To(MatchError(ErrorValidationMissingMoves))
})
It("fails when the pokemon has invalid level", func() {
p := GeneratePokemon(PkmnPikachu, WithMoves(MoveThunder))
p.Ability = 0
Expect(p.Validate(PkmnRuleSetDefault)).To(MatchError(ErrorValidationMissingAbility))
})
It("fails when the pokemon has invalid level", func() {
p := GeneratePokemon(PkmnPikachu, WithMoves(MoveThunder))
p.Level = 0
Expect(p.Validate(PkmnRuleSetDefault)).To(MatchError(ErrorValidationInvalidLevel))
})
It("fails when the pokemon has invalid IVs", func() {
p := GeneratePokemon(PkmnPikachu, WithMoves(MoveThunder))
p.IVs[StatHP] = 255
Expect(p.Validate(PkmnRuleSetDefault)).To(MatchError(ErrorValidationInvalidIvs))
})
It("fails when the pokemon has invalid EVs", func() {
p := GeneratePokemon(PkmnPikachu, WithMoves(MoveThunder))
p.EVs[StatHP] = 255
Expect(p.Validate(PkmnRuleSetDefault)).To(MatchError(ErrorValidationInvalidEvs))
})
It("fails when the pokemon knows struggle", func() {
p := GeneratePokemon(PkmnPikachu, WithMoves(MoveStruggle))
Expect(p.Validate(PkmnRuleSetDefault)).To(MatchError(ErrorValidationInvalidMoves))
})
})
})
var _ = Describe("Test leveling methods", func() {
It("panics when leveling beyond the max level", func() {
pkmn := GeneratePokemon(PkmnCharizard, WithLevel(MaxLevel))
Expect(func() { pkmn.GainLevels(1) }).To(Panic())
})
It("panics when trying to level down", func() {
pkmn := GeneratePokemon(PkmnPiplup, WithLevel(5))
Expect(func() { pkmn.GainLevels(-1) }).To(Panic())
})
It("panics when trying to lose experience", func() {
pkmn := GeneratePokemon(PkmnPiplup, WithLevel(5))
Expect(func() { pkmn.GainExperience(-135) }).To(Panic())
})
It("prevents a Pokemon from gaining experience beyond the max", func() {
pkmn := GeneratePokemon(PkmnPiplup, WithLevel(MaxLevel))
pkmn.GainExperience(100000000000)
Expect(int(pkmn.Level)).To(Equal(MaxLevel))
})
})
var _ = Describe("Pokemon string representation", func() {
var (
pkmn *Pokemon
want string
)
It("should show the correct string for Pokemon", func() {
pkmn = GeneratePokemon(PkmnBulbasaur, WithLevel(5))
want = "Bulbasaur"
Expect(fmt.Sprintf("%s", pkmn)).To(Equal(want))
})
})
var _ = Describe("Pokemon stat boosts", func() {
DescribeTable("crit chance boosting items",
func(i Item) {
p := GeneratePokemon(PkmnPiplup, WithLevel(5), WithMoves(MoveSplash))
p.HeldItem = ItemRazorClaw
Expect(p.CritChance()).To(Equal(CritChances[p.StatModifiers[StatCritChance]+1]))
},
Entry("Razor Claw", ItemRazorClaw),
Entry("Scope Lens", ItemScopeLens),
)
})
var _ = Describe("Pokemon Data", func() {
It("should work for Bulbasaur", func() {
pkmn := GeneratePokemon(PkmnBulbasaur)
Expect(pkmn.Data().Name).To(Equal("Bulbasaur"))
})
It("should work for Arceus", func() {
pkmn := GeneratePokemon(PkmnArceus)
Expect(pkmn.Data().Name).To(Equal("Arceus"))
})
})
var _ = Describe("RandomGender", func() {
DescribeTable("Should always return one gender",
func(rate int, gender Gender) {
for i := 0; i < 10000; i++ {
Expect(RandomGender(uint8(rate))).To(Equal(gender))
}
},
Entry("Male", 0, GenderMale),
Entry("Female", 8, GenderFemale),
)
It("should never return Genderless", func() {
for i := 0; i < 10000; i++ {
Expect(RandomGender(uint8(i % 9))).ToNot(Equal(GenderGenderless))
}
})
})