Add a test to ensure MDB_val field order preserved

bp-alex · bp-alex · commit bcdd318524f6 · 2016-06-07T14:48:42.000+10:00
diff --git a/src/test/java/org/lmdbjava/LibraryTest.java b/src/test/java/org/lmdbjava/LibraryTest.java
@@ -0,0 +1,19 @@
+package org.lmdbjava;
+
+import static java.lang.Long.BYTES;
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.MatcherAssert.assertThat;
+import org.junit.Test;
+import org.lmdbjava.Library.MDB_val;
+import static org.lmdbjava.Library.runtime;
+
+public class LibraryTest {
+
+  @Test
+  public void structureFieldOrder() throws Exception {
+    MDB_val v = new MDB_val(runtime);
+    assertThat(v.size.offset(), is(0L));
+    assertThat(v.data.offset(), is((long) BYTES));
+  }
+
+}
