#869 - Test for ... Clash on bind hash value for query cache with consecutive values of "01","20" and "02", "10"

src/test/java/com/avaje/tests/cache/TestQueryCache.java

@@ -2,6 +2,7 @@ package com.avaje.tests.cache;
 
 import java.util.List;
 
+import com.avaje.tests.model.cache.EColAB;
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -12,8 +13,41 @@ import com.avaje.ebean.cache.ServerCache;
 import com.avaje.tests.model.basic.Customer;
 import com.avaje.tests.model.basic.ResetBasicData;
 
+import static org.assertj.core.api.Assertions.assertThat;
+
 public class TestQueryCache extends BaseTestCase {
 
+  @Test
+  public void clashHashCode() {
+
+    new EColAB("01", "20").save();
+    new EColAB("02", "10").save();
+
+    List<EColAB> list1 =
+        Ebean.getServer(null)
+            .find(EColAB.class)
+            .setUseQueryCache(true)
+            .where()
+            .eq("columnA", "01")
+            .eq("columnB", "20")
+            .findList();
+
+    List<EColAB> list2 =
+        Ebean.getServer(null)
+            .find(EColAB.class)
+            .setUseQueryCache(true)
+            .where()
+            .eq("columnA", "02")
+            .eq("columnB", "10")
+            .findList();
+
+    assertThat(list1.get(0).getColumnA()).isEqualTo("01");
+    assertThat(list1.get(0).getColumnB()).isEqualTo("20");
+
+    assertThat(list2.get(0).getColumnA()).isEqualTo("02");
+    assertThat(list2.get(0).getColumnB()).isEqualTo("10");
+  }
+
   @Test
   @SuppressWarnings("unchecked")
   public void test() {

src/test/java/com/avaje/tests/model/cache/EColAB.java

@@ -0,0 +1,50 @@
+package com.avaje.tests.model.cache;
+
+import com.avaje.ebean.Model;
+import com.avaje.ebean.annotation.Cache;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+@Cache(enableQueryCache=true)
+@Entity
+@Table(name = "e_col_ab")
+public class EColAB extends Model {
+
+  @Id
+  private Long id;
+
+  private String columnA;
+
+  private String columnB;
+
+  public EColAB(String columnA, String columnB) {
+    this.columnA = columnA;
+    this.columnB = columnB;
+  }
+
+  public Long getId() {
+    return id;
+  }
+
+  public void setId(Long id) {
+    this.id = id;
+  }
+
+  public String getColumnA() {
+    return columnA;
+  }
+
+  public void setColumnA(String columnA) {
+    this.columnA = columnA;
+  }
+
+  public String getColumnB() {
+    return columnB;
+  }
+
+  public void setColumnB(String columnB) {
+    this.columnB = columnB;
+  }
+}