package net.pterodactylus.sone.fcp

import com.google.common.base.Optional.of
import net.pterodactylus.sone.core.Core
import net.pterodactylus.sone.data.Post
import net.pterodactylus.sone.data.PostReply
import net.pterodactylus.sone.freenet.fcp.FcpException
import net.pterodactylus.sone.test.mock
import net.pterodactylus.sone.test.whenever
import org.hamcrest.MatcherAssert.assertThat
import org.hamcrest.Matchers.equalTo
import org.junit.Test

/**
 * Unit test for [CreateReplyCommand].
 */
class CreateReplyCommandTest : SoneCommandTest() {

	private val post = mock<Post>()

	override fun createCommand(core: Core) = CreateReplyCommand(core)

	@Test
	fun `command requires write access`() {
		assertThat(command.requiresWriteAccess(), equalTo(true))
	}

	@Test
	fun `request without any parameters results in fcp exception`() {
		requestWithoutAnyParameterResultsInFcpException()
	}

	@Test
	fun `request with empty Sone parameter results in fcp exception`() {
		requestWithEmptySoneParameterResultsInFcpException()
	}

	@Test
	fun `request with invalid Sone parameter results in fcp exception`() {
		requestWithInvalidSoneParameterResultsInFcpException()
	}

	@Test
	fun `request with valid remote Sone parameter results in fcp exception`() {
		requestWithValidRemoteSoneParameterResultsInFcpException()
	}

	private fun addValidLocalSoneParameter() {
		parameters.putSingle("Sone", "LocalSoneId")
		whenever(core.getSone("LocalSoneId")).thenReturn(of(localSone))
	}

	@Test
	fun `request without post parameter results in fcp exception`() {
		addValidLocalSoneParameter()
		expectedException.expect(FcpException::class.java)
		command.execute(parameters, null, null)
	}

	@Test
	fun `request with invalid post parameter results in fcp exception`() {
		addValidLocalSoneParameter()
		parameters.putSingle("Post", "InvalidPostId")
		expectedException.expect(FcpException::class.java)
		command.execute(parameters, null, null)
	}

	private fun addValidPostParameter() {
		parameters.putSingle("Post", "ValidPostId")
		whenever(core.getPost("ValidPostId")).thenReturn(of(post))
	}

	@Test
	fun `request without text results in fcp exception`() {
		addValidLocalSoneParameter()
		addValidPostParameter()
		expectedException.expect(FcpException::class.java)
		command.execute(parameters, null, null)
	}

	@Test
	fun `complete request creates reply`() {
		addValidLocalSoneParameter()
		addValidPostParameter()
		parameters.putSingle("Text", "Test")
		val postReply = mock<PostReply>().apply { whenever(id).thenReturn("ReplyId") }
		whenever(core.createReply(localSone, post, "Test")).thenReturn(postReply)
		val response = command.execute(parameters, null, null)
		assertThat(response.replyParameters["Message"], equalTo("ReplyCreated"))
		assertThat(response.replyParameters["Reply"], equalTo("ReplyId"))
	}

}