Improve StoreTailer test coverage.

OpenHFT · Jun 20, 2024 · db19f1e · db19f1e
1 parent bef580a
commit db19f1e
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Showing 2 changed files with 68 additions and 1 deletion.
diff --git a/src/main/java/net/openhft/chronicle/queue/impl/single/StoreTailer.java b/src/main/java/net/openhft/chronicle/queue/impl/single/StoreTailer.java
@@ -919,7 +919,7 @@ private ExcerptTailer callOriginalToEnd() {
             queue.refreshDirectoryListing();
             // due to a race condition, where the queue rolls as we are processing toEnd()
             // we may get a NotReachedException  ( see https://github.com/OpenHFT/Chronicle-Queue/issues/702 )
-            // hence are are just going to retry.
+            // hence we are just going to retry.
             try {
                 return originalToEnd();
             } catch (Exception ex) {

diff --git a/src/test/java/net/openhft/chronicle/queue/impl/single/StoreTailerTest.java b/src/test/java/net/openhft/chronicle/queue/impl/single/StoreTailerTest.java
@@ -586,4 +586,71 @@ public void run() throws InterruptedException {
             }
         }
     }
+
+    @Test(expected = IllegalStateException.class)
+    public void cantMoveToStartDuringDocumentReading() {
+        File dir = getTmpDir();
+        try (SingleChronicleQueue queue = ChronicleQueue.singleBuilder(dir).build();
+             ExcerptTailer tailer = queue.createTailer();
+             ExcerptAppender appender = queue.createAppender()) {
+            appender.writeText("Hello World");
+            try (DocumentContext dc = tailer.readingDocument(true)) {
+                assertTrue(dc.isPresent());
+                assertTrue(dc.isMetaData());
+                assertEquals("header", dc.wire().readEvent(String.class));
+                assertTrue(tailer.toString().contains("StoreTailer{"));
+                tailer.toStart();//forbidden
+            }
+        }
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void cantMoveToEndDuringDocumentReading() {
+        File dir = getTmpDir();
+        try (SingleChronicleQueue queue = ChronicleQueue.singleBuilder(dir).build();
+             ExcerptTailer tailer = queue.createTailer();
+             ExcerptAppender appender = queue.createAppender()) {
+            appender.writeText("Hello World");
+            try (DocumentContext dc = tailer.readingDocument(true)) {
+                assertTrue(dc.isPresent());
+                assertTrue(dc.isMetaData());
+                assertEquals("header", dc.wire().readEvent(String.class));
+                assertTrue(tailer.toString().contains("StoreTailer{"));
+                tailer.toEnd();//forbidden
+            }
+        }
+    }
+
+    @Test
+    public void testStriding() {
+        File dir = getTmpDir();
+        try (SingleChronicleQueue queue = ChronicleQueue.singleBuilder(dir).build();
+             ExcerptTailer tailer = queue.createTailer()) {
+           tailer.striding(true);
+           assertTrue(tailer.striding());
+        }
+    }
+
+    @Test
+    public void testMoveToIndex() {
+        File dir = getTmpDir();
+        try (SingleChronicleQueue queue = ChronicleQueue.singleBuilder(dir).build();
+             ExcerptTailer tailer = queue.createTailer();
+             ExcerptAppender appender = queue.createAppender()) {
+            appender.writeText("Hello World");
+            try (DocumentContext dc = tailer.readingDocument()) {
+                tailer.moveToIndex(tailer.index() + 1);
+            }
+        }
+    }
+
+    @Test
+    public void testExcerptsInCycle() {
+        File dir = getTmpDir();
+        try (SingleChronicleQueue queue = ChronicleQueue.singleBuilder(dir).build();
+             ExcerptTailer tailer = queue.createTailer()) {
+                tailer.excerptsInCycle(tailer.cycle());
+        }
+    }
+
 }