83 lines
1.5 KiB
Go
83 lines
1.5 KiB
Go
// Copyright 2019 Prometheus Team
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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 notify
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestTruncate(t *testing.T) {
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testCases := []struct {
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in string
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n int
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out string
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trunc bool
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}{
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{
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in: "",
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n: 5,
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out: "",
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trunc: false,
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},
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{
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in: "abcde",
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n: 2,
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out: "ab",
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trunc: true,
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},
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{
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in: "abcde",
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n: 4,
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out: "a...",
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trunc: true,
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},
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{
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in: "abcde",
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n: 5,
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out: "abcde",
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trunc: false,
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},
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{
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in: "abcdefgh",
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n: 5,
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out: "ab...",
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trunc: true,
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},
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{
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in: "a⌘cde",
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n: 5,
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out: "a⌘cde",
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trunc: false,
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},
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{
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in: "a⌘cdef",
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n: 5,
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out: "a⌘...",
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trunc: true,
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},
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}
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for _, tc := range testCases {
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t.Run(fmt.Sprintf("truncate(%s,%d)", tc.in, tc.n), func(t *testing.T) {
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s, trunc := Truncate(tc.in, tc.n)
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require.Equal(t, tc.trunc, trunc)
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require.Equal(t, tc.out, s)
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})
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}
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}
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