Add test for #943

src/test/java/net/openhft/chronicle/wire/issue/Issue943Test.java

@@ -0,0 +1,108 @@
+package net.openhft.chronicle.wire.issue;
+
+import net.openhft.chronicle.bytes.Bytes;
+import net.openhft.chronicle.core.pool.ClassAliasPool;
+import net.openhft.chronicle.wire.YamlWire;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class Issue943Test {
+    @Test
+    public void test1() {
+        YamlWire yaml = new YamlWire(Bytes.valueOf(
+                "anchors:\n" +
+                "  - !Entry943 {\n" +
+                "      object: [\n" +
+                "        'foo',\n" +
+                "        'bar',\n" +
+                "      ],\n" +
+                "    },\n" +
+                "!Entry943 {\n" +
+                "  object: 'baz'\n" +
+                "}\n"
+        ));
+
+        checks(yaml);
+    }
+
+    @Test
+    public void test2() {
+        YamlWire yaml = new YamlWire(Bytes.valueOf(
+                "anchors:\n" +
+                "  - !Entry943 {\n" +
+                "      object: [\n" +
+                "        'foo',\n" +
+                "        'bar',\n" +
+                "      ]\n" +
+                "    }\n" +
+                "!Entry943 {\n" +
+                "  object: 'baz'\n" +
+                "}\n"
+        ));
+
+        checks(yaml);
+    }
+
+    @Test
+    public void test3() {
+        YamlWire yaml = new YamlWire(Bytes.valueOf(
+                "anchors:\n" +
+                "  - !Entry943 {\n" +
+                "      object: [\n" +
+                "        'foo',\n" +
+                "        'bar',\n" +
+                "      ],\n" +
+                "    },\n---\n" +
+                "!Entry943 {\n" +
+                "  object: 'baz'\n" +
+                "}\n"
+        ));
+
+        checks(yaml);
+    }
+
+    @Test
+    public void test4() {
+        YamlWire yaml = new YamlWire(Bytes.valueOf(
+                "anchors:\n" +
+                "  - !Entry943 {\n" +
+                "      object: [\n" +
+                "        'foo',\n" +
+                "        'bar',\n" +
+                "      ]\n" +
+                "    }\n---\n" +
+                "!Entry943 {\n" +
+                "  object: 'baz'\n" +
+                "}\n"
+        ));
+
+        checks(yaml);
+    }
+
+    private static void checks(YamlWire yaml) {
+
+        ClassAliasPool.CLASS_ALIASES.addAlias(Entry943.class);
+        List<Object> objects = new ArrayList<>();
+        Object object;
+        do {
+            object = yaml.read().object();
+
+            objects.add(object);
+        } while (!yaml.isEmpty() && object != null);
+
+        assertEquals(2, objects.size());
+        assertTrue(objects.get(0) instanceof Collection);
+        assertTrue(objects.get(1) instanceof Entry943);
+        assertTrue(((Collection)objects.get(0)).iterator().next() instanceof Collection);
+    }
+
+    public static class Entry943 {
+        public Object object;
+    }
+}