src/test/kotlin/net/pterodactylus/rhynodge/webpages/weather/WeatherStateTest.kt

   1 package net.pterodactylus.rhynodge.webpages.weather
   2
   3 import com.fasterxml.jackson.databind.ObjectMapper
   4 import org.hamcrest.MatcherAssert.assertThat
   5 import org.hamcrest.Matchers.`is`
   6 import org.junit.Test
   7 import java.time.Instant
   8 import java.time.ZoneId
   9 import java.time.ZonedDateTime
  10
  11 /**
  12  * Unit test for [WeatherState].
  13
  14  * @author [David ‘Bombe’ Roden](mailto:bombe@pterodactylus.net)
  15  */
  16 const val SERVICE_NAME = "Weather Service"
  17
  18 class WeatherStateTest {
  19
  20     private val now = Instant.now().atZone(ZoneId.of("Europe/Berlin"))
  21
  22     @Test
  23     fun stateRetainsServiceName() {
  24         val state = WeatherState(SERVICE_NAME, now)
  25         assertThat(state.service, `is`(SERVICE_NAME))
  26     }
  27
  28     @Test
  29     fun statesWithoutHoursEqualOneAnother() {
  30         val now = now
  31         val firstState = WeatherState(SERVICE_NAME, ZonedDateTime.from(now))
  32         val secondState = WeatherState(SERVICE_NAME, ZonedDateTime.from(now))
  33         assertThat(firstState, `is`(secondState))
  34     }
  35
  36     @Test
  37     fun statesWithTheSameHoursAreEqual() {
  38         val now = now
  39         val firstState = WeatherState(SERVICE_NAME, ZonedDateTime.from(now))
  40         firstState += HourState(0, 10, null, 0.05, 0.0, WindDirection.NORTH, 5, null, null, "Fine", "http://1")
  41         firstState += HourState(1, 12, null, 0.1, 2.0, WindDirection.WEST, 8, null, null, "Superb", "http://2")
  42         val secondState = WeatherState(SERVICE_NAME, ZonedDateTime.from(now))
  43         secondState += HourState(0, 10, null, 0.05, 0.0, WindDirection.NORTH, 5, null, null, "Fine", "http://1")
  44         secondState += HourState(1, 12, null, 0.1, 2.0, WindDirection.WEST, 8, null, null, "Superb", "http://2")
  45         assertThat(firstState, `is`(secondState))
  46     }
  47
  48     @Test
  49     fun iteratingDeliversHourStates() {
  50         val now = now
  51         val firstState = WeatherState(SERVICE_NAME, ZonedDateTime.from(now))
  52         firstState += HourState(0, 10, null, 0.05, 0.0, WindDirection.NORTH, 5, null, null, "Fine", "http://1")
  53         firstState += HourState(1, 12, null, 0.1, 2.0, WindDirection.WEST, 8, null, null, "Superb", "http://2")
  54         assertThat(firstState.iterator().asSequence().toList(), `is`(firstState.hours as Iterable<HourState>))
  55     }
  56
  57     @Test
  58     fun stateIsSerializableAsJson() {
  59         val objectMapper = ObjectMapper()
  60         val now = now
  61         val originalState = WeatherState(SERVICE_NAME, ZonedDateTime.from(now))
  62         originalState += HourState(0, 10, null, 0.05, 0.0, WindDirection.NORTH, 5, null, null, "Fine", "http://1")
  63         originalState += HourState(1, 12, null, 0.1, 2.0, WindDirection.WEST, 8, null, null, "Superb", "http://2")
  64         val json = objectMapper.writeValueAsString(originalState)
  65         println(json)
  66         val parsedState = objectMapper.readValue(json, WeatherState::class.java)
  67         assertThat(parsedState, `is`(originalState))
  68     }
  69
  70 }