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78 lines
2.0 KiB
Go
78 lines
2.0 KiB
Go
package readereither
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import (
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"fmt"
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"testing"
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E "github.com/ibm/fp-go/either"
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T "github.com/ibm/fp-go/tuple"
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"github.com/stretchr/testify/assert"
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)
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var (
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testError = fmt.Errorf("error")
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)
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func TestSequenceT1(t *testing.T) {
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t1 := Of[MyContext, error]("s1")
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e1 := Left[MyContext, string](testError)
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res1 := SequenceT1(t1)
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assert.Equal(t, E.Of[error](T.MakeTuple1("s1")), res1(defaultContext))
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res2 := SequenceT1(e1)
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assert.Equal(t, E.Left[T.Tuple1[string]](testError), res2(defaultContext))
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}
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func TestSequenceT2(t *testing.T) {
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t1 := Of[MyContext, error]("s1")
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e1 := Left[MyContext, string](testError)
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t2 := Of[MyContext, error](2)
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e2 := Left[MyContext, int](testError)
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res1 := SequenceT2(t1, t2)
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assert.Equal(t, E.Of[error](T.MakeTuple2("s1", 2)), res1(defaultContext))
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res2 := SequenceT2(e1, t2)
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assert.Equal(t, E.Left[T.Tuple2[string, int]](testError), res2(defaultContext))
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res3 := SequenceT2(t1, e2)
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assert.Equal(t, E.Left[T.Tuple2[string, int]](testError), res3(defaultContext))
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}
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func TestSequenceT3(t *testing.T) {
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t1 := Of[MyContext, error]("s1")
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e1 := Left[MyContext, string](testError)
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t2 := Of[MyContext, error](2)
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e2 := Left[MyContext, int](testError)
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t3 := Of[MyContext, error](true)
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e3 := Left[MyContext, bool](testError)
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res1 := SequenceT3(t1, t2, t3)
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assert.Equal(t, E.Of[error](T.MakeTuple3("s1", 2, true)), res1(defaultContext))
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res2 := SequenceT3(e1, t2, t3)
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assert.Equal(t, E.Left[T.Tuple3[string, int, bool]](testError), res2(defaultContext))
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res3 := SequenceT3(t1, e2, t3)
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assert.Equal(t, E.Left[T.Tuple3[string, int, bool]](testError), res3(defaultContext))
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res4 := SequenceT3(t1, t2, e3)
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assert.Equal(t, E.Left[T.Tuple3[string, int, bool]](testError), res4(defaultContext))
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}
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func TestSequenceT4(t *testing.T) {
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t1 := Of[MyContext, error]("s1")
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t2 := Of[MyContext, error](2)
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t3 := Of[MyContext, error](true)
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t4 := Of[MyContext, error](1.0)
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res := SequenceT4(t1, t2, t3, t4)
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assert.Equal(t, E.Of[error](T.MakeTuple4("s1", 2, true, 1.0)), res(defaultContext))
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}
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