forked from Silverfish/proton-bridge
137 lines
3.7 KiB
Go
137 lines
3.7 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 message
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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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"github.com/stretchr/testify/require"
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)
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func TestScanner(t *testing.T) {
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const literal = `this part of the text should be ignored
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--longrandomstring
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body1
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--longrandomstring
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body2
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--longrandomstring--
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`
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scanner, err := newPartScanner(strings.NewReader(literal), "longrandomstring")
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require.NoError(t, err)
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parts, err := scanner.scanAll()
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require.NoError(t, err)
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assert.Equal(t, "\nbody1\n", string(parts[0].b))
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assert.Equal(t, "\nbody2\n", string(parts[1].b))
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assert.Equal(t, "\nbody1\n", literal[parts[0].offset:parts[0].offset+len(parts[0].b)])
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assert.Equal(t, "\nbody2\n", literal[parts[1].offset:parts[1].offset+len(parts[1].b)])
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}
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func TestScannerNested(t *testing.T) {
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const literal = `This is the preamble. It is to be ignored, though it
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is a handy place for mail composers to include an
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explanatory note to non-MIME compliant readers.
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--simple boundary
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Content-type: multipart/mixed; boundary="nested boundary"
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This is the preamble. It is to be ignored, though it
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is a handy place for mail composers to include an
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explanatory note to non-MIME compliant readers.
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--nested boundary
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Content-type: text/plain; charset=us-ascii
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This part does not end with a linebreak.
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--nested boundary
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Content-type: text/plain; charset=us-ascii
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This part does end with a linebreak.
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--nested boundary--
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--simple boundary
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Content-type: text/plain; charset=us-ascii
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This part does end with a linebreak.
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--simple boundary--
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This is the epilogue. It is also to be ignored.
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`
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scanner, err := newPartScanner(strings.NewReader(literal), "simple boundary")
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require.NoError(t, err)
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parts, err := scanner.scanAll()
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require.NoError(t, err)
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assert.Equal(t, `Content-type: multipart/mixed; boundary="nested boundary"
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This is the preamble. It is to be ignored, though it
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is a handy place for mail composers to include an
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explanatory note to non-MIME compliant readers.
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--nested boundary
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Content-type: text/plain; charset=us-ascii
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This part does not end with a linebreak.
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--nested boundary
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Content-type: text/plain; charset=us-ascii
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This part does end with a linebreak.
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--nested boundary--`, string(parts[0].b))
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assert.Equal(t, `Content-type: text/plain; charset=us-ascii
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This part does end with a linebreak.
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`, string(parts[1].b))
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}
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func TestScannerNoFinalLinebreak(t *testing.T) {
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const literal = `--nested boundary
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Content-type: text/plain; charset=us-ascii
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This part does not end with a linebreak.
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--nested boundary
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Content-type: text/plain; charset=us-ascii
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This part does end with a linebreak.
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--nested boundary--`
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scanner, err := newPartScanner(strings.NewReader(literal), "nested boundary")
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require.NoError(t, err)
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parts, err := scanner.scanAll()
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require.NoError(t, err)
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assert.Equal(t, `Content-type: text/plain; charset=us-ascii
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This part does not end with a linebreak.`, string(parts[0].b))
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assert.Equal(t, `Content-type: text/plain; charset=us-ascii
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This part does end with a linebreak.
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`, string(parts[1].b))
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}
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