34 lines
1.1 KiB
Go
34 lines
1.1 KiB
Go
// Copyright 2017 The etcd Authors
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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 report
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import "testing"
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func TestPercentiles(t *testing.T) {
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nums := make([]float64, 100)
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nums[99] = 1 // 99-percentile (1 out of 100)
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data := percentiles(nums)
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if data[len(pctls)-2] != 1 {
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t.Fatalf("99-percentile expected 1, got %f", data[len(pctls)-2])
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}
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nums = make([]float64, 1000)
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nums[999] = 1 // 99.9-percentile (1 out of 1000)
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data = percentiles(nums)
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if data[len(pctls)-1] != 1 {
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t.Fatalf("99.9-percentile expected 1, got %f", data[len(pctls)-1])
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}
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}
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