forked from Silverfish/proton-bridge
68 lines
2.7 KiB
Go
68 lines
2.7 KiB
Go
// Copyright (c) 2021 Proton Technologies AG
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//
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// This file is part of ProtonMail Bridge.
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//
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// ProtonMail 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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// ProtonMail 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 ProtonMail 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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