master - unit-test/bcache_t: fixup a test.

[Joe Thornber]

Gitweb:        https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=f6459757af0f255fe6cc89...
Commit:        f6459757af0f255fe6cc89a05b614e7512ab1bca
Parent:        39f24a169c7cdec5e927a20aacb774e88407d31a
Author:        Joe Thornber 
AuthorDate:    Tue May 1 09:17:55 2018 +0100
Committer:     Joe Thornber 
CommitterDate: Tue May 1 09:17:55 2018 +0100

unit-test/bcache_t: fixup a test.

Problem found with valgrind.
---
 test/unit/bcache_t.c |   12 +++++++++++-
 1 files changed, 11 insertions(+), 1 deletions(-)

diff --git a/test/unit/bcache_t.c b/test/unit/bcache_t.c
index d06d5fe..ce159cd 100644
--- a/test/unit/bcache_t.c
+++ b/test/unit/bcache_t.c
@@ -100,6 +100,16 @@ static void _expect_read(struct mock_engine *e, int fd, block_address b)
    dm_list_add(&e->expected_calls, &mc->list);
 }

+static void _expect_read_any(struct mock_engine *e)
+{
+	struct mock_call *mc = malloc(sizeof(*mc));
+	mc->m = E_ISSUE;
+	mc->match_args = false;
+	mc->issue_r = true;
+	mc->wait_r = true;
+	dm_list_add(&e->expected_calls, &mc->list);
+}
+
 static void _expect_write(struct mock_engine *e, int fd, block_address b)
 {
    struct mock_call *mc = malloc(sizeof(*mc));
@@ -466,7 +476,7 @@ static void test_block_gets_evicted_with_many_reads(void *context)
    // Now if we run through we should find one block has been
    // evicted.  We go backwards because the oldest is normally
    // evicted first.
-	_expect(me, E_ISSUE);
+	_expect_read_any(me);
    _expect(me, E_WAIT);
    for (i = nr_cache_blocks; i; i--) {
    	T_ASSERT(bcache_get(cache, fd, i - 1, 0, &b, &err));