mirror of https://github.com/kubernetes/kops.git
75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
/*
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Copyright 2021 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 truncate
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import (
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"fmt"
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"testing"
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)
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func TestTruncateString(t *testing.T) {
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grid := []struct {
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Input string
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Expected string
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MaxLength int
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AlwaysAddHash bool
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}{
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{
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Input: "foo",
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Expected: "foo",
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MaxLength: 64,
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},
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{
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Input: "this_string_is_33_characters_long",
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Expected: "this_string_is_33_characters_long",
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MaxLength: 64,
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},
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{
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Input: "this_string_is_33_characters_long",
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Expected: "this_string_is_33_characters_long-t4mk8d",
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MaxLength: 64,
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AlwaysAddHash: true,
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},
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{
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Input: "this_string_is_longer_it_is_46_characters_long",
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Expected: "this_string_is_longer_it_-ha2gug",
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MaxLength: 32,
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},
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{
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Input: "this_string_is_longer_it_is_46_characters_long",
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Expected: "this_string_is_longer_it_-ha2gug",
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MaxLength: 32,
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AlwaysAddHash: true,
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},
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{
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Input: "this_string_is_even_longer_due_to_extreme_verbosity_it_is_in_fact_84_characters_long",
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Expected: "this_string_is_even_longer_due_to_extreme_verbosity_it_is-7mc0g6",
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MaxLength: 64,
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},
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}
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for _, g := range grid {
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t.Run(fmt.Sprintf("input:%s/maxLength:%d/alwaysAddHash:%v", g.Input, g.MaxLength, g.AlwaysAddHash), func(t *testing.T) {
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opt := TruncateStringOptions{MaxLength: g.MaxLength, AlwaysAddHash: g.AlwaysAddHash}
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actual := TruncateString(g.Input, opt)
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if actual != g.Expected {
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t.Errorf("TruncateString(%q, %+v) => %q, expected %q", g.Input, opt, actual, g.Expected)
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}
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})
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}
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}
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