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StrategyTest.kt
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StrategyTest.kt
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package org.vld.sdp.behavioral
import org.assertj.core.api.Assertions.* // ktlint-disable no-wildcard-imports
import org.junit.jupiter.api.DisplayName
import org.junit.jupiter.api.TestInstance
import org.junit.jupiter.params.ParameterizedTest
import org.junit.jupiter.params.provider.Arguments
import org.junit.jupiter.params.provider.MethodSource
import java.util.stream.Stream
@TestInstance(TestInstance.Lifecycle.PER_CLASS)
class StrategyTest {
val transportCompany = TransportCompany()
@DisplayName("Given a transport company and a group of tourists. When request a transport. Then return an appropriate transport based on the size of the tourist group")
@ParameterizedTest(name = "{0} tourists -> {1}")
@MethodSource("transportProvider")
fun givenTransportCompanyAndGoupOfTourists_whenRequestTransport_thenReturnAppropriateTransport(
groupSize: Int,
expectedTransport: String
) {
// Given & When
// dynamically select the appropriate transport (strategy) based on the size of the tourist gourp
val transport = transportCompany.requestTransport(groupSize)()
// Then
assertThat(transport).isEqualTo(expectedTransport)
}
fun transportProvider(): Stream<Arguments> = Stream.of(
Arguments.of(4, "Go by Taxi"),
Arguments.of(14, "Go by Bus")
)
}