#1427 - QueryCache should be cleared, if one of a dependent bean is updated

Refactor on PostCommitProcessing with fixes for dependent table invalidation

src/test/java/org/tests/cache/TestQueryCacheTableDependency.java

@@ -5,6 +5,7 @@ import io.ebean.Ebean;
 import io.ebean.cache.ServerCache;
 import org.junit.Test;
 import org.tests.model.basic.Address;
+import org.tests.model.basic.Contact;
 import org.tests.model.basic.Customer;
 import org.tests.model.basic.ResetBasicData;
 
@@ -46,7 +47,7 @@ public class TestQueryCacheTableDependency extends BaseTestCase {
       .where().eq("billingAddress.line2", "St Lukes")
       .findCount();
 
-    assertThat(custs).isEqualTo(2); // cache says 3
+    assertThat(custs).isEqualTo(2);
 
 
     custs = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
@@ -55,5 +56,70 @@ public class TestQueryCacheTableDependency extends BaseTestCase {
 
     assertThat(custs).isEqualTo(1);
 
+    Ebean.update(Address.class)
+      .set("line2", "St Lucky2")
+      .where().eq("line2", "St Lucky")
+      .update();
+
+    custs = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
+      .where().eq("billingAddress.line2", "St Lucky")
+      .findCount();
+
+    assertThat(custs).isEqualTo(0);
+
+    custs = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
+      .where().eq("billingAddress.line2", "St Lucky2")
+      .findCount();
+    assertThat(custs).isEqualTo(1);
+
+    Ebean.createSqlUpdate("update O_ADDRESS set line_2=? where line_2=?")
+      .setNextParameter("St Lucky3")
+      .setNextParameter("St Lucky2")
+      .execute();
+
+    custs = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
+      .where().eq("billingAddress.line2", "St Lucky2")
+      .findCount();
+    assertThat(custs).isEqualTo(0);
+
+    custs = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
+      .where().eq("billingAddress.line2", "St Lucky3")
+      .findCount();
+
+    assertThat(custs).isEqualTo(1);
+
+  }
+
+  @Test
+  public void testFindCountOnOtherL2Cached() {
+
+    ResetBasicData.reset();
+
+    Customer fi = Ebean.find(Customer.class).where().eq("name", "Fiona").findOne();
+
+    int custCount0 = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
+      .where()
+      .eq("name", "Fiona")
+      .isNull("contacts.phone")
+      .findCount();
+
+    assertThat(custCount0).isEqualTo(1);
+
+    int updateRows = Ebean.update(Contact.class)
+      .set("phone", "1234")
+      .where()
+      .eq("customer.id", fi.getId())
+      .update();
+
+    assertThat(updateRows).isGreaterThan(0);
+
+    int custCount1 = Ebean.find(Customer.class).setUseQueryCache(true).setReadOnly(true)
+      .where()
+      .eq("name", "Fiona")
+      .isNull("contacts.phone")
+      .findCount();
+
+    assertThat(custCount1).isEqualTo(0);
+
   }
 }