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60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
// Copyright (c) 2023 IBM Corp.
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// All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package readereither
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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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F "github.com/IBM/fp-go/function"
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"github.com/IBM/fp-go/internal/utils"
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"github.com/stretchr/testify/assert"
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)
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type MyContext string
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const defaultContext MyContext = "default"
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func TestMap(t *testing.T) {
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g := F.Pipe1(
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Of[MyContext, error](1),
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Map[MyContext, error](utils.Double),
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)
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assert.Equal(t, ET.Of[error](2), g(defaultContext))
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}
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func TestAp(t *testing.T) {
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g := F.Pipe1(
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Of[MyContext, error](utils.Double),
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Ap[MyContext, error, int, int](Of[MyContext, error](1)),
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)
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assert.Equal(t, ET.Of[error](2), g(defaultContext))
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}
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func TestFlatten(t *testing.T) {
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g := F.Pipe1(
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Of[MyContext, string](Of[MyContext, string]("a")),
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Flatten[MyContext, string, string],
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)
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assert.Equal(t, ET.Of[string]("a"), g(defaultContext))
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}
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