#570 - ENH: Add ability to configure eBean to use true "ilike" expression

src/test/java/com/avaje/ebeaninternal/server/expression/DefaultExpressionFactoryTest.java

@@ -8,10 +8,26 @@ import static org.assertj.core.api.StrictAssertions.assertThat;
 
 public class DefaultExpressionFactoryTest {
 
+  @Test
+  public void testLowerILike() throws Exception {
+
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(false, false);
+    Expression expression = factory.ilike("name", "foo");
+    assertThat(expression).isInstanceOf(LikeExpression.class);
+  }
+
+  @Test
+  public void testNativeILike() throws Exception {
+
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(false, true);
+    Expression expression = factory.ilike("name", "foo");
+    assertThat(expression).isInstanceOf(NativeILikeExpression.class);
+  }
+
   @Test
   public void testEq() throws Exception {
 
-    DefaultExpressionFactory factory = new DefaultExpressionFactory(false);
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(false, false);
     Expression expression = factory.eq("name", null);
     assertThat(expression).isInstanceOf(NullExpression.class);
   }
@@ -19,7 +35,7 @@ public class DefaultExpressionFactoryTest {
   @Test
   public void testNe() throws Exception {
 
-    DefaultExpressionFactory factory = new DefaultExpressionFactory(false);
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(false, false);
     Expression expression = factory.ne("name", null);
     assertThat(expression).isInstanceOf(NullExpression.class);
   }
@@ -27,7 +43,7 @@ public class DefaultExpressionFactoryTest {
   @Test
   public void testIeq() throws Exception {
 
-    DefaultExpressionFactory factory = new DefaultExpressionFactory(false);
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(false, false);
     Expression expression = factory.ieq("name", null);
     assertThat(expression).isInstanceOf(NullExpression.class);
   }
@@ -35,7 +51,7 @@ public class DefaultExpressionFactoryTest {
   @Test
   public void testEq_with_equalsWithNullAsNoop() throws Exception {
 
-    DefaultExpressionFactory factory = new DefaultExpressionFactory(true);
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(true, false);
     Expression expression = factory.eq("name", null);
     assertThat(expression).isInstanceOf(NoopExpression.class);
   }
@@ -43,7 +59,7 @@ public class DefaultExpressionFactoryTest {
   @Test
   public void testNe_with_equalsWithNullAsNoop() throws Exception {
 
-    DefaultExpressionFactory factory = new DefaultExpressionFactory(true);
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(true, false);
     Expression expression = factory.ne("name", null);
     assertThat(expression).isInstanceOf(NoopExpression.class);
   }
@@ -51,7 +67,7 @@ public class DefaultExpressionFactoryTest {
   @Test
   public void testIeq_with_equalsWithNullAsNoop() throws Exception {
 
-    DefaultExpressionFactory factory = new DefaultExpressionFactory(true);
+    DefaultExpressionFactory factory = new DefaultExpressionFactory(true, false);
     Expression expression = factory.ieq("name", null);
     assertThat(expression).isInstanceOf(NoopExpression.class);
   }

src/test/java/com/avaje/ebeaninternal/server/expression/DefaultExpressionListTest.java

@@ -10,7 +10,7 @@ public class DefaultExpressionListTest {
 
   DefaultExpressionList exp() {
 
-    return new DefaultExpressionList<Object>(null, new DefaultExpressionFactory(true), null);
+    return new DefaultExpressionList<Object>(null, new DefaultExpressionFactory(true, true), null);
   }
 
   DefaultExpressionList spi(ExpressionList list) {

src/test/java/com/avaje/ebeaninternal/server/expression/JunctionExpressionTest.java

@@ -16,7 +16,7 @@ public class JunctionExpressionTest {
 
   DefaultExpressionList<?> exp(Expression... expressions) {
 
-    DefaultExpressionList<Object> list = new DefaultExpressionList<Object>(null, new DefaultExpressionFactory(true), null);
+    DefaultExpressionList<Object> list = new DefaultExpressionList<Object>(null, new DefaultExpressionFactory(true, false), null);
     for (Expression ex : expressions) {
       list.add(ex);
     }

src/test/java/com/avaje/ebeaninternal/server/querydefn/TestQueryLanguage.java

@@ -89,7 +89,7 @@ public class TestQueryLanguage extends BaseTestCase {
 
     BeanDescriptor<Order> desc = server.getBeanDescriptor(Order.class);
     DefaultOrmQuery<Order> qry = new DefaultOrmQuery<Order>(desc, server,
-        new DefaultExpressionFactory(false), (String) null);
+        new DefaultExpressionFactory(false, false), (String) null);
     p.assign(qry);
 
     return qry;

src/test/java/com/avaje/tests/query/sqlquery/TestNativeILikeExpression.java

@@ -0,0 +1,44 @@
+package com.avaje.tests.query.sqlquery;
+
+import com.avaje.ebean.BaseTestCase;
+import com.avaje.ebean.Ebean;
+import com.avaje.ebean.Query;
+import com.avaje.ebean.plugin.SpiServer;
+import com.avaje.tests.model.basic.Customer;
+import com.avaje.tests.model.basic.ResetBasicData;
+import org.junit.Test;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class TestNativeILikeExpression extends BaseTestCase {
+
+  @Test
+  public void test() {
+
+    boolean expectNative = isExpectNative();
+
+    ResetBasicData.reset();
+
+    Query<Customer> query = Ebean.find(Customer.class)
+        .where().ilike("name", "rob")
+        .query();
+
+    List<Customer> list = query.findList();
+
+    if (expectNative) {
+      assertThat(query.getGeneratedSql()).contains(" from o_customer t0 where t0.name ilike ?");
+      assertThat(list).isNotEmpty();
+    }
+  }
+
+  private boolean isExpectNative() {
+
+    SpiServer pluginApi = server().getPluginApi();
+    boolean expressionNativeIlike = pluginApi.getServerConfig().isExpressionNativeIlike();
+    String platformName = pluginApi.getDatabasePlatform().getName();
+
+    return expressionNativeIlike && platformName.equalsIgnoreCase("postgres");
+  }
+}