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57 lines
1.4 KiB
Go
57 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 array
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import (
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"fmt"
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"testing"
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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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func TestZipWith(t *testing.T) {
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left := From(1, 2, 3)
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right := From("a", "b", "c", "d")
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res := ZipWith(left, right, func(l int, r string) string {
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return fmt.Sprintf("%s%d", r, l)
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})
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assert.Equal(t, From("a1", "b2", "c3"), res)
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}
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func TestZip(t *testing.T) {
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left := From(1, 2, 3)
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right := From("a", "b", "c", "d")
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res := Zip[string](left)(right)
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assert.Equal(t, From(T.MakeTuple2("a", 1), T.MakeTuple2("b", 2), T.MakeTuple2("c", 3)), res)
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}
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func TestUnzip(t *testing.T) {
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left := From(1, 2, 3)
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right := From("a", "b", "c")
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zipped := Zip[string](left)(right)
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unzipped := Unzip(zipped)
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assert.Equal(t, right, unzipped.F1)
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assert.Equal(t, left, unzipped.F2)
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}
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