test: add test to ensure correct query string

src/test/java/dev/pcvolkmer/onco/datamapper/datacatalogues/KpaCatalogueTest.java

@@ -0,0 +1,47 @@
+package dev.pcvolkmer.onco.datamapper.datacatalogues;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.jdbc.core.RowMapper;
+
+import java.sql.ResultSet;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.*;
+import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.verify;
+
+@ExtendWith(MockitoExtension.class)
+class KpaCatalogueTest {
+
+    JdbcTemplate jdbcTemplate;
+    KpaCatalogue catalogue;
+
+    @BeforeEach
+    void setUp(@Mock JdbcTemplate jdbcTemplate) {
+        this.jdbcTemplate = jdbcTemplate;
+        this.catalogue = KpaCatalogue.create(jdbcTemplate);
+    }
+
+    @Test
+    void shouldUseCorrectQuery(@Mock ResultSet resultSet) {
+        doAnswer(invocationOnMock -> List.of(resultSet))
+                .when(jdbcTemplate)
+                .query(anyString(), any(RowMapper.class), anyInt());
+
+        this.catalogue.getById(1);
+
+        var captor = ArgumentCaptor.forClass(String.class);
+        verify(this.jdbcTemplate).query(captor.capture(), any(RowMapper.class), anyInt());
+
+        assertThat(captor.getValue())
+                .isEqualTo("SELECT * FROM dk_dnpm_kpa JOIN prozedur ON (prozedur.id = dk_dnpm_kpa.id) WHERE id = ?");
+    }
+
+}