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62 lines
1.1 KiB
Go
62 lines
1.1 KiB
Go
package testing
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import (
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"testing"
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ET "github.com/ibm/fp-go/either"
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EQ "github.com/ibm/fp-go/eq"
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L "github.com/ibm/fp-go/internal/monad/testing"
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IOE "github.com/ibm/fp-go/ioeither"
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)
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// AssertLaws asserts the apply monad laws for the `IOEither` monad
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func AssertLaws[E, A, B, C any](t *testing.T,
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eqe EQ.Eq[E],
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eqa EQ.Eq[A],
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eqb EQ.Eq[B],
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eqc EQ.Eq[C],
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ab func(A) B,
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bc func(B) C,
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) func(a A) bool {
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return L.AssertLaws(t,
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IOE.Eq(ET.Eq(eqe, eqa)),
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IOE.Eq(ET.Eq(eqe, eqb)),
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IOE.Eq(ET.Eq(eqe, eqc)),
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IOE.Of[E, A],
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IOE.Of[E, B],
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IOE.Of[E, C],
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IOE.Of[E, func(A) A],
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IOE.Of[E, func(A) B],
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IOE.Of[E, func(B) C],
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IOE.Of[E, func(func(A) B) B],
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IOE.MonadMap[E, A, A],
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IOE.MonadMap[E, A, B],
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IOE.MonadMap[E, A, C],
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IOE.MonadMap[E, B, C],
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IOE.MonadMap[E, func(B) C, func(func(A) B) func(A) C],
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IOE.MonadChain[E, A, A],
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IOE.MonadChain[E, A, B],
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IOE.MonadChain[E, A, C],
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IOE.MonadChain[E, B, C],
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IOE.MonadAp[A, E, A],
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IOE.MonadAp[B, E, A],
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IOE.MonadAp[C, E, B],
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IOE.MonadAp[C, E, A],
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IOE.MonadAp[B, E, func(A) B],
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IOE.MonadAp[func(A) C, E, func(A) B],
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ab,
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bc,
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)
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}
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