89 lines
1.5 KiB
Go
89 lines
1.5 KiB
Go
package ecs
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import (
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"testing"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/stretchr/testify/assert"
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)
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func TestChunkIDs(t *testing.T) {
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provider := &Provider{}
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testCases := []struct {
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desc string
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count int
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expected []int
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}{
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{
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desc: "0 element",
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count: 0,
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expected: []int(nil),
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},
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{
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desc: "1 element",
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count: 1,
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expected: []int{1},
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},
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{
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desc: "99 elements, 1 chunk",
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count: 99,
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expected: []int{99},
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},
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{
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desc: "100 elements, 1 chunk",
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count: 100,
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expected: []int{100},
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},
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{
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desc: "101 elements, 2 chunks",
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count: 101,
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expected: []int{100, 1},
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},
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{
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desc: "199 elements, 2 chunks",
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count: 199,
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expected: []int{100, 99},
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},
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{
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desc: "200 elements, 2 chunks",
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count: 200,
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expected: []int{100, 100},
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},
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{
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desc: "201 elements, 3 chunks",
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count: 201,
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expected: []int{100, 100, 1},
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},
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{
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desc: "555 elements, 5 chunks",
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count: 555,
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expected: []int{100, 100, 100, 100, 100, 55},
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},
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{
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desc: "1001 elements, 11 chunks",
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count: 1001,
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expected: []int{100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 1},
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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var IDs []*string
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for range test.count {
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IDs = append(IDs, aws.String("a"))
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}
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var outCount []int
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for _, el := range provider.chunkIDs(IDs) {
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outCount = append(outCount, len(el))
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}
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assert.Equal(t, test.expected, outCount)
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})
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}
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}
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