xtern commented on code in PR #2079:
URL: https://github.com/apache/ignite-3/pull/2079#discussion_r1197557599
##########
modules/runner/src/integrationTest/java/org/apache/ignite/internal/table/ItTableScanTest.java:
##########
@@ -336,6 +337,36 @@ public void testGetAndDeleteDuringPureTableScan() throws
Exception {
);
}
+ /**
+ * Ensures that multiple consecutive scan requests with different
requested rows amount
+ * return the expected total number of requested rows.
+ *
+ * @throws Exception If failed.
+ */
+ @Test
+ public void testCompositeScanRequest() throws Exception {
+ int[][] demandPairs = {{3, 1}, {1, 3}};
+
+ for (int[] input : demandPairs) {
+ List<BinaryRow> scannedRows = new ArrayList<>();
+ Publisher<BinaryRow> publisher = internalTable.scan(0, null, null,
null, null, 0, null);
+ CompletableFuture<Void> scanned = new CompletableFuture<>();
+
+ Subscription subscription = subscribeToPublisher(scannedRows,
publisher, scanned);
+
+ subscription.request(input[0]);
+ subscription.request(input[1]);
+
+ int total = input[0] + input[1];
+ waitForCondition(() -> scannedRows.size() == total, 10_000);
+ assertEquals(total, scannedRows.size(), "input=" +
Arrays.toString(input));
+
+ // Close the publisher.
+ subscription.request(1_000);
Review Comment:
Done, thanks.
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