Add tests for FlowedMessageUtils
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package com.fsck.k9.mail.internet
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import com.fsck.k9.mail.crlf
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import com.google.common.truth.Truth.assertThat
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import org.junit.Ignore
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import org.junit.Test
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private const val DEL_SP_NO = false
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private const val DEL_SP_YES = true
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class FlowedMessageUtilsTest {
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@Test
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fun `deflow() with simple text`() {
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val input = "Text that should be \r\n" +
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"displayed on one line"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo("Text that should be displayed on one line")
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}
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@Test
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fun `deflow() with only some lines ending in space`() {
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val input = "Text that \r\n" +
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"should be \r\n" +
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"displayed on \r\n" +
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"one line.\r\n" +
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"Text that should retain\r\n" +
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"its line break."
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(
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"""
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Text that should be displayed on one line.
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Text that should retain
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its line break.
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""".trimIndent().crlf()
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)
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}
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@Test
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fun `deflow() with nothing to do`() {
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val input = "Line one\r\nLine two\r\n"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(input)
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}
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@Test
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fun `deflow() with quoted text`() {
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val input = "On [date], [user] wrote:\r\n" +
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"> Text that should be displayed \r\n" +
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"> on one line\r\n" +
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"\r\n" +
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"Some more text that should be \r\n" +
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"displayed on one line.\r\n"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(
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"""
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|On [date], [user] wrote:
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|> Text that should be displayed on one line
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|Some more text that should be displayed on one line.
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""".trimMargin().crlf()
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)
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}
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@Test
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fun `deflow() with quoted text ending in space`() {
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val input = "> Quoted text \r\n" +
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"Some other text"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo("> Quoted text \r\nSome other text")
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}
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@Test
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fun `deflow() with quoted text ending in space before quoted text of different quoting depth`() {
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val input = ">> Depth 2 \r\n" +
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"> Depth 1 \r\n" +
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"> is here\r\n" +
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"Some other text"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(
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"""
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>> Depth 2${" "}
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> Depth 1 is here
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Some other text
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""".trimIndent().crlf()
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)
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}
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@Ignore("Fails because of a bug in the code. See GH-6029")
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@Test
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fun `deflow() with quoted text ending in space followed by empty line`() {
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val input = "> Quoted \r\n" +
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"\r\n" +
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"Text"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(input)
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}
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@Test
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fun `deflow() with delSp=true`() {
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val input = "Text that is wrapped mid wo \r\nrd"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_YES)
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assertThat(result).isEqualTo("Text that is wrapped mid word")
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}
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@Test
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fun `deflow() with quoted text and space-stuffing and delSp=true`() {
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val input = "> Quoted te \r\n" +
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"> xt"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_YES)
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assertThat(result).isEqualTo("> Quoted text")
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}
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@Test
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fun `deflow() with space-stuffed second line`() {
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val input = "Text that should be \r\n" +
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" displayed on one line"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo("Text that should be displayed on one line")
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}
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@Test
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fun `deflow() with only space-stuffing`() {
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val input = "Line 1\r\n" +
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" Line 2\r\n" +
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" Line 3\r\n"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo("Line 1\r\nLine 2\r\nLine 3\r\n")
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}
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@Test
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fun `deflow() with quoted space-stuffed second line`() {
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val input = "> Text that should be \r\n" +
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"> displayed on one line"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo("> Text that should be displayed on one line")
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}
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@Test
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fun `deflow() with text containing signature`() {
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val input = "Text that should be \r\n" +
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"displayed on one line.\r\n" +
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"\r\n" +
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"-- \r\n" +
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"Signature \r\n" +
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"text"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(
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"""
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Text that should be displayed on one line.
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--${" "}
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Signature text
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""".trimIndent().crlf()
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)
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}
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@Test
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fun `deflow() with quoted text containing signature`() {
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val input = "> Text that should be \r\n" +
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"> displayed on one line.\r\n" +
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"> \r\n" +
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"> -- \r\n" +
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"> Signature \r\n" +
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"> text"
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val result = FlowedMessageUtils.deflow(input, DEL_SP_NO)
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assertThat(result).isEqualTo(
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"""
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> Text that should be displayed on one line.
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>${" "}
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> --${" "}
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> Signature text
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""".trimIndent().crlf()
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)
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}
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}
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