59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
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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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*/
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package realis
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestCurrentBatchCalculator(t *testing.T) {
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t.Run("singleBatchOverflow", func(t *testing.T) {
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curBatch := calculateCurrentBatch(10, []int32{2})
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assert.Equal(t, 4, curBatch)
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})
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t.Run("noInstancesUpdating", func(t *testing.T) {
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curBatch := calculateCurrentBatch(0, []int32{2})
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assert.Equal(t, 0, curBatch)
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})
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t.Run("evenMatchSingleBatch", func(t *testing.T) {
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curBatch := calculateCurrentBatch(2, []int32{2})
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assert.Equal(t, 0, curBatch)
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})
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t.Run("moreInstancesThanBatches", func(t *testing.T) {
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curBatch := calculateCurrentBatch(5, []int32{1, 2})
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assert.Equal(t, 2, curBatch)
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})
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t.Run("moreInstancesThanBatchesDecreasing", func(t *testing.T) {
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curBatch := calculateCurrentBatch(5, []int32{2, 1})
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assert.Equal(t, 3, curBatch)
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})
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t.Run("unevenFit", func(t *testing.T) {
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curBatch := calculateCurrentBatch(2, []int32{1, 2})
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assert.Equal(t, 1, curBatch)
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})
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t.Run("halfWay", func(t *testing.T) {
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curBatch := calculateCurrentBatch(1, []int32{1, 2})
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assert.Equal(t, 0, curBatch)
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})
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}
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