Track failures in fee estimation.

Start tracking transactions which fail to confirm within the target and are then evicted or otherwise leave mempool.

Fix slight error in unit test.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/test/policyestimator_tests.cpp b/src/test/policyestimator_tests.cpp
index 942efce0f7..94de72ba47 100644
--- a/src/test/policyestimator_tests.cpp
+++ b/src/test/policyestimator_tests.cpp
@@ -159,16 +159,16 @@ BOOST_AUTO_TEST_CASE(BlockPolicyEstimates)
             txHashes[j].pop_back();
         }
     }
-    mpool.removeForBlock(block, 265);
+    mpool.removeForBlock(block, 266);
     block.clear();
     BOOST_CHECK(feeEst.estimateFee(1) == CFeeRate(0));
     for (int i = 2; i < 10;i++) {
-        BOOST_CHECK(feeEst.estimateFee(i).GetFeePerK() > origFeeEst[i-1] - deltaFee);
+        BOOST_CHECK(feeEst.estimateFee(i) == CFeeRate(0) || feeEst.estimateFee(i).GetFeePerK() > origFeeEst[i-1] - deltaFee);
     }
 
-    // Mine 200 more blocks where everything is mined every block
+    // Mine 400 more blocks where everything is mined every block
     // Estimates should be below original estimates
-    while (blocknum < 465) {
+    while (blocknum < 665) {
         for (int j = 0; j < 10; j++) { // For each fee multiple
             for (int k = 0; k < 4; k++) { // add 4 fee txs
                 tx.vin[0].prevout.n = 10000*blocknum+100*j+k;