Init wsclient and code tests with rsocket client

src/main/kotlin/com/cubetiqs/wsclient/StockClient.kt

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+package com.cubetiqs.wsclient
+
+import org.springframework.messaging.rsocket.RSocketRequester
+import org.springframework.stereotype.Service
+import reactor.core.publisher.Flux
+
+@Service
+interface StockClient {
+    fun priceFor(symbol: String): Flux<StockPrice>
+}
+
+@Service
+class RSocketStockClient (
+        private val requesterBuilder: RSocketRequester.Builder
+) : StockClient {
+    private fun createRSocketRequester(): RSocketRequester {
+        return requesterBuilder.connectTcp("localhost", 7000).block() ?: throw Exception("requester not loaded")
+    }
+
+    override fun priceFor(symbol: String): Flux<StockPrice> {
+        return createRSocketRequester().route("stockPrices")
+                .data(symbol)
+                .retrieveFlux(StockPrice::class.java)
+    }
+}

src/main/kotlin/com/cubetiqs/wsclient/StockPrice.kt

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+package com.cubetiqs.wsclient
+
+import java.time.LocalDateTime
+
+data class StockPrice (
+        val symbol: String,
+        val price: Double,
+        val time: LocalDateTime
+)

src/main/kotlin/com/cubetiqs/wsclient/WsClientApplication.kt

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+package com.cubetiqs.wsclient
+
+import org.springframework.boot.autoconfigure.SpringBootApplication
+
+@SpringBootApplication
+class WsClientApplication

src/main/resources/application.properties

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+

src/test/kotlin/com/cubetiqs/wsclient/RSocketClientApplicationTests.kt

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+package com.cubetiqs.wsclient
+
+import org.junit.jupiter.api.Assertions
+import org.junit.jupiter.api.Test
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.context.SpringBootTest
+import reactor.core.publisher.Flux
+
+@SpringBootTest
+class RSocketClientApplicationTests @Autowired constructor(
+		private val stockClient: StockClient
+) {
+	@Test
+	fun shouldRetrieveStockPricesFromTheService() {
+		val prices: Flux<StockPrice> = stockClient.priceFor("USD")
+
+		Assertions.assertNotNull(prices)
+		val fivePrices = prices.take(5)
+		Assertions.assertEquals(5, fivePrices.count().block())
+		Assertions.assertEquals("USD", fivePrices.blockFirst()?.symbol)
+	}
+
+}

src/test/kotlin/com/cubetiqs/wsclient/WsClientApplicationTests.kt

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+package com.cubetiqs.wsclient
+
+import org.junit.jupiter.api.Test
+import org.springframework.boot.test.context.SpringBootTest
+
+@SpringBootTest
+class WsClientApplicationTests {
+
+	@Test
+	fun contextLoads() {
+	}
+
+}