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65 lines
1.9 KiB
Go
65 lines
1.9 KiB
Go
// Copyright (c) 2015-2022 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"bytes"
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"io"
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"testing"
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)
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func TestPrettyStdout(t *testing.T) {
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testCases := []struct {
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originText string
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prettyText string
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}{
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{"", ""},
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{"text", "text"},
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// Check with new lines
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{"text\r\n", "text\r\n"},
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{"\ttext\n", "\ttext\n"},
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// Print some unicode characters and check if it is not altered
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{"добро пожаловать.", "добро пожаловать."},
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// Print colored text
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{"\x1b\x5b\x33\x31\x6d\x66\x61\x69\x6c", "^?[31mfail"},
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// Print clear screen
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{"\x1b\x63", "^?c"},
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// Random data
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{"\x3d\xef\xd2\xb5", "=<3D>ҵ"},
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}
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for i, testCase := range testCases {
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reader := bytes.NewReader([]byte(testCase.originText))
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fakeStdout := bytes.NewBuffer([]byte(""))
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n, err := io.Copy(newPrettyStdout(fakeStdout), reader)
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if err != nil {
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t.Fatalf("Test %d: %v\n", i+1, err)
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}
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if int(n) != len(testCase.originText) {
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t.Fatalf("Test %d: copy error\n", i+1)
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}
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prettyText, err := io.ReadAll(fakeStdout)
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if err != nil {
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t.Fatalf("Test %d: %v", i+1, err)
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}
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if string(prettyText) != testCase.prettyText {
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t.Fatalf("Test %d: expected output `%s`, found output `%s`", i+1, testCase.prettyText, string(prettyText))
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}
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}
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}
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