test: ForecastApiClient 테스트 코드 작성

src/test/java/com/backendoori/ootw/weather/util/client/ForecastApiClientTest.java

@@ -0,0 +1,65 @@
+package com.backendoori.ootw.weather.util.client;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import java.time.LocalDateTime;
+import java.util.NoSuchElementException;
+import java.util.stream.Stream;
+import com.backendoori.ootw.weather.dto.forecast.BaseDateTime;
+import com.backendoori.ootw.weather.util.BaseDateTimeCalculator;
+import net.datafaker.Faker;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+@TestInstance(Lifecycle.PER_CLASS)
+class ForecastApiClientTest {
+
+    static final Integer VALID_NX = 50;
+    static final Integer VALID_NY = 127;
+    static final BaseDateTime TEMP_BASE_DATETIME = BaseDateTimeCalculator.getRequestBaseDateTime(LocalDateTime.now());
+    static Faker faker = new Faker();
+
+    @Autowired
+    ForecastApi forecastApi;
+    @Autowired
+    ForecastApiClient forecastApiClient;
+
+
+    static Stream<Arguments> provideInvalidRange() {
+        return Stream.of(
+            Arguments.of(faker.number().negative(), VALID_NY),
+            Arguments.of(VALID_NX, faker.number().negative()),
+            Arguments.of(faker.number().numberBetween(1000, 10000), VALID_NY),
+            Arguments.of(VALID_NX, faker.number().numberBetween(1000, 10000)));
+    }
+
+    @Test
+    @DisplayName("정보가 없는 위치 값으로 현재 날씨 불러오기에 실패한다.")
+    void requestUltraShortForecastItemsFailByNoSuchElementException() {
+        // given
+        Integer nx = 0;
+        Integer ny = 0;
+
+        // when // then
+        assertThrows(NoSuchElementException.class,
+            () -> forecastApiClient.requestUltraShortForecastItems(TEMP_BASE_DATETIME, nx, ny));
+    }
+
+    @ParameterizedTest
+    @MethodSource("provideInvalidRange")
+    @DisplayName("유효하지 않은 파라미터 범위로 현재 날씨 불러오기에 실패한다.")
+    void requestUltraShortForecastItemsFailByIllegalRange(Integer nx, Integer ny) {
+        // given // when // then
+        assertThrows(IllegalArgumentException.class,
+            () -> forecastApiClient.requestUltraShortForecastItems(TEMP_BASE_DATETIME, nx, ny));
+    }
+
+}