Add (failing) tests for TextQuoteCreator

app/core/src/test/java/com/fsck/k9/TestHelper.kt

@@ -0,0 +1,3 @@
+package com.fsck.k9
+
+fun String.crlf() = replace("\n", "\r\n")

app/core/src/test/java/com/fsck/k9/message/quote/TextQuoteCreatorTest.kt

@@ -0,0 +1,102 @@
+package com.fsck.k9.message.quote
+
+
+import android.content.res.Configuration
+import android.content.res.Resources
+import com.fsck.k9.Account.QuoteStyle
+import com.fsck.k9.CoreResourceProvider
+import com.fsck.k9.K9
+import com.fsck.k9.RobolectricTest
+import com.fsck.k9.TestCoreResourceProvider
+import com.fsck.k9.crlf
+import com.fsck.k9.mail.Address
+import com.fsck.k9.mail.Message
+import com.fsck.k9.mail.Message.RecipientType
+import com.google.common.truth.Truth.assertThat
+import com.nhaarman.mockito_kotlin.doReturn
+import com.nhaarman.mockito_kotlin.mock
+import org.junit.After
+import org.junit.Before
+import org.junit.Test
+import org.koin.dsl.module.applicationContext
+import org.koin.standalone.StandAloneContext
+import java.util.Date
+import java.util.Locale
+
+
+class TextQuoteCreatorTest : RobolectricTest() {
+    val resources = mock<Resources> {
+        on { configuration } doReturn Configuration().apply { locale = Locale.ROOT }
+    }
+    val originalMessage = mock<Message> {
+        on { sentDate } doReturn Date(1540421219L)
+        on { from } doReturn Address.parse("Alice <alice@sender.example>")
+        on { getRecipients(RecipientType.TO) } doReturn Address.parse("bob@recipient.example")
+        on { getRecipients(RecipientType.CC) } doReturn emptyArray<Address>()
+        on { subject } doReturn "Message subject"
+    }
+
+
+    @Before
+    fun setUp() {
+        K9.setHideTimeZone(true)
+
+        val koinModule = applicationContext {
+            bean { TestCoreResourceProvider() } bind CoreResourceProvider::class
+        }
+        StandAloneContext.startKoin(listOf(koinModule))
+    }
+
+    @After
+    fun tearDown() {
+        StandAloneContext.closeKoin()
+    }
+
+    @Test
+    fun prefixQuote() {
+        val messageBody = "Line 1\r\nLine 2\r\nLine 3"
+        val quoteStyle = QuoteStyle.PREFIX
+        val quotePrefix = "> "
+
+        val quote = createQuote(messageBody, quoteStyle, quotePrefix)
+
+        assertThat(quote).isEqualTo("""
+            On January 18, 1970 7:53:41 PM UTC, Alice <alice@sender.example> wrote:
+            > Line 1
+            > Line 2
+            > Line 3
+
+            """.trimIndent().crlf())
+    }
+
+    @Test
+    fun headerQuote() {
+        val messageBody = "Line 1\r\nLine 2\r\nLine 3"
+        val quoteStyle = QuoteStyle.HEADER
+
+        val quote = createQuote(messageBody, quoteStyle)
+
+        assertThat(quote).isEqualTo("""
+
+            -------- Original Message --------
+            From: Alice <alice@sender.example>
+            Sent: January 18, 1970 7:53:41 PM UTC
+            To: bob@recipient.example
+            Subject: Message subject
+
+            Line 1
+            Line 2
+            Line 3
+            """.trimIndent().crlf())
+    }
+
+    private fun createQuote(messageBody: String, quoteStyle: QuoteStyle, quotePrefix: String = ""): String {
+        return TextQuoteCreator.quoteOriginalTextMessage(
+                resources,
+                originalMessage,
+                messageBody,
+                quoteStyle,
+                quotePrefix
+        )
+    }
+}