Example of reading the whole Document as a String OpenHFT#620

src/test/java/net/openhft/chronicle/wire/issue/Issue620Test.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2016-2022 chronicle.software
+ *
+ *       https://chronicle.software
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.openhft.chronicle.wire.issue;
+
+import net.openhft.chronicle.bytes.Bytes;
+import net.openhft.chronicle.bytes.HexDumpBytes;
+import net.openhft.chronicle.wire.DocumentContext;
+import net.openhft.chronicle.wire.Wire;
+import net.openhft.chronicle.wire.WireType;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class Issue620Test {
+    @Test
+    public void readBytes() {
+        Wire wire = WireType.FIELDLESS_BINARY.apply(new HexDumpBytes());
+        wire.writeDocument(w -> w.bytes().append("foo"));
+        wire.writeDocument(w -> w.bytes().append("baz"));
+        wire.writeDocument(w -> w.bytes().append("bar"));
+        assertEquals("" +
+                        "03 00 00 00 66 6f 6f                            # msg-length\n" +
+                        "03 00 00 00 62 61 7a                            # msg-length\n" +
+                        "03 00 00 00 62 61 72                            # msg-length\n",
+                wire.bytes().toHexString());
+        for (String s : "foo,baz,bar".split(",")) {
+            try (DocumentContext dc = wire.readingDocument()) {
+                assertTrue(dc.isPresent());
+                assertEquals(s, dc.wire().bytes().toString());
+            }
+        }
+        try (DocumentContext dc = wire.readingDocument()) {
+            assertFalse(dc.isPresent());
+        }
+    }
+}