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67 lines
2.7 KiB
67 lines
2.7 KiB
// Copyright (c) 2022 Proton AG |
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// |
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// This file is part of Proton Mail Bridge. |
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// |
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// Proton Mail Bridge is free software: you can redistribute it and/or modify |
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// it under the terms of the GNU 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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// Proton Mail Bridge 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 General Public License for more details. |
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// |
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// You should have received a copy of the GNU General Public License |
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// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>. |
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package imap |
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import ( |
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"strings" |
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"testing" |
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"github.com/stretchr/testify/assert" |
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) |
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func TestFilterHeader(t *testing.T) { |
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const header = "To: somebody\r\nFrom: somebody else\r\nSubject: this is\r\n\ta multiline field\r\n\r\n" |
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assert.Equal(t, "To: somebody\r\n\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "To") |
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}))) |
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assert.Equal(t, "From: somebody else\r\n\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "From") |
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}))) |
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assert.Equal(t, "To: somebody\r\nFrom: somebody else\r\n\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "To") || strings.EqualFold(field, "From") |
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}))) |
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assert.Equal(t, "Subject: this is\r\n\ta multiline field\r\n\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "Subject") |
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}))) |
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} |
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// TestFilterHeaderNoNewline tests that we don't include a trailing newline when filtering |
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// if the original header also lacks one (which it can legally do if there is no body). |
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func TestFilterHeaderNoNewline(t *testing.T) { |
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const header = "To: somebody\r\nFrom: somebody else\r\nSubject: this is\r\n\ta multiline field\r\n" |
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assert.Equal(t, "To: somebody\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "To") |
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}))) |
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assert.Equal(t, "From: somebody else\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "From") |
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}))) |
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assert.Equal(t, "To: somebody\r\nFrom: somebody else\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "To") || strings.EqualFold(field, "From") |
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}))) |
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assert.Equal(t, "Subject: this is\r\n\ta multiline field\r\n", string(filterHeaderLines([]byte(header), func(field string) bool { |
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return strings.EqualFold(field, "Subject") |
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}))) |
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}
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