DATAJDBC-142 - Using getName instead of getColumnName for constructing PropertyPaths.

Author: schauder

src/main/java/org/springframework/data/jdbc/mapping/model/JdbcMappingContext.java

@@ -91,7 +91,7 @@ public List<PropertyPath> referencedEntities(Class<?> rootType, PropertyPath pat
 			if (property.isEntity()) {
 
 				PropertyPath nextPath = path == null ? PropertyPath.from(property.getName(), rootType)
-						: path.nested(property.getColumnName());
+						: path.nested(property.getName());
 				paths.add(nextPath);
 				paths.addAll(referencedEntities(rootType, nextPath));
 			}

src/test/java/org/springframework/data/jdbc/mapping/model/JdbcMappingContextUnitTests.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright 2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.jdbc.mapping.model;
+
+import org.junit.Test;
+import org.springframework.data.mapping.PropertyPath;
+import org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.*;
+import static org.mockito.Mockito.*;
+
+/**
+ * Unit tests for {@link JdbcMappingContext}.
+ *
+ * @author Jens Schauder
+ */
+public class JdbcMappingContextUnitTests {
+
+	NamingStrategy namingStrategy = new DefaultNamingStrategy();
+	NamedParameterJdbcOperations jdbcTemplate = mock(NamedParameterJdbcOperations.class);
+	ConversionCustomizer customizer = mock(ConversionCustomizer.class);
+
+	@Test // DATAJDBC-142
+	public void referencedEntitiesGetFound() {
+
+		JdbcMappingContext mappingContext = new JdbcMappingContext(namingStrategy, jdbcTemplate, customizer);
+
+		List<PropertyPath> propertyPaths = mappingContext.referencedEntities(DummyEntity.class, null);
+
+		assertThat(propertyPaths) //
+				.extracting(PropertyPath::toDotPath) //
+				.containsExactly( //
+						"one.two", //
+						"one" //
+				);
+	}
+
+	@Test // DATAJDBC-142
+	public void propertyPathDoesNotDependOnNamingStrategy() {
+
+		namingStrategy = mock(NamingStrategy.class);
+
+		JdbcMappingContext mappingContext = new JdbcMappingContext(namingStrategy, jdbcTemplate, customizer);
+
+		List<PropertyPath> propertyPaths = mappingContext.referencedEntities(DummyEntity.class, null);
+
+		assertThat(propertyPaths) //
+				.extracting(PropertyPath::toDotPath) //
+				.containsExactly( //
+						"one.two", //
+						"one" //
+				);
+	}
+
+	private static class DummyEntity {
+
+		String simpleProperty;
+
+		LevelOne one;
+	}
+
+	private static class LevelOne {
+		LevelTwo two;
+	}
+
+	private static class LevelTwo {
+		String someValue;
+	}
+}