KParameterFlattenを用いた場合のテストを追加

Author: k163377

src/test/kotlin/com/mapk/krowmapper/KParameterFlattenTest.kt

@@ -0,0 +1,43 @@
+package com.mapk.krowmapper
+
+import com.google.common.base.CaseFormat
+import com.mapk.annotations.KParameterFlatten
+import com.mapk.core.NameJoiner
+import io.mockk.every
+import io.mockk.mockk
+import io.mockk.verify
+import java.sql.ResultSet
+import java.time.LocalDateTime
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.DisplayName
+import org.junit.jupiter.api.Test
+
+@DisplayName("KParameterFlattenテスト")
+class KParameterFlattenTest {
+    data class InnerDst(val fooFoo: Int, val barBar: String)
+    data class Dst(
+        @KParameterFlatten(nameJoiner = NameJoiner.Snake::class) val bazBaz: InnerDst,
+        val quxQux: LocalDateTime
+    )
+
+    private fun camelToSnake(camel: String): String = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, camel)
+
+    private val expected = Dst(InnerDst(1, "str"), LocalDateTime.MIN)
+
+    @Test
+    @DisplayName("スネークケースsrc -> キャメルケースdst")
+    fun test() {
+        val resultSet = mockk<ResultSet>() {
+            every { getObject("baz_baz_foo_foo", any<Class<*>>()) } returns 1
+            every { getObject("baz_baz_bar_bar", any<Class<*>>()) } returns "str"
+            every { getObject("qux_qux", any<Class<*>>()) } returns LocalDateTime.MIN
+        }
+
+        val result = KRowMapper(::Dst, this::camelToSnake).mapRow(resultSet, 0)
+        assertEquals(expected, result)
+
+        verify(exactly = 1) { resultSet.getObject("baz_baz_foo_foo", Integer::class.java) }
+        verify(exactly = 1) { resultSet.getObject("baz_baz_bar_bar", String::class.java) }
+        verify(exactly = 1) { resultSet.getObject("qux_qux", LocalDateTime::class.java) }
+    }
+}