Merge branch 'cp/unit-test-reftable-stack'

Another reftable test migrated to the unit-test framework.

* cp/unit-test-reftable-stack:
  t-reftable-stack: add test for stack iterators
  t-reftable-stack: add test for non-default compaction factor
  t-reftable-stack: use reftable_ref_record_equal() to compare ref records
  t-reftable-stack: use Git's tempfile API instead of mkstemp()
  t: harmonize t-reftable-stack.c with coding guidelines
  t: move reftable/stack_test.c to the unit testing framework

t/helper/test-reftable.c

@@ -6,16 +6,8 @@
 #include "reftable/reftable-merged.h"
 #include "reftable/reftable-reader.h"
 #include "reftable/reftable-stack.h"
-#include "reftable/reftable-tests.h"
 #include "test-tool.h"
 
-int cmd__reftable(int argc, const char **argv)
-{
-	/* test from simple to complex. */
-	stack_test_main(argc, argv);
-	return 0;
-}
-
 static void print_help(void)
 {
 	printf("usage: dump [-st] arg\n\n"

t/helper/test-tool.c

@@ -26,6 +26,7 @@ static struct test_cmd cmds[] = {
 	{ "drop-caches", cmd__drop_caches },
 	{ "dump-cache-tree", cmd__dump_cache_tree },
 	{ "dump-fsmonitor", cmd__dump_fsmonitor },
+	{ "dump-reftable", cmd__dump_reftable },
 	{ "dump-split-index", cmd__dump_split_index },
 	{ "dump-untracked-cache", cmd__dump_untracked_cache },
 	{ "env-helper", cmd__env_helper },
@@ -60,9 +61,7 @@ static struct test_cmd cmds[] = {
 	{ "read-graph", cmd__read_graph },
 	{ "read-midx", cmd__read_midx },
 	{ "ref-store", cmd__ref_store },
-	{ "reftable", cmd__reftable },
 	{ "rot13-filter", cmd__rot13_filter },
-	{ "dump-reftable", cmd__dump_reftable },
 	{ "regex", cmd__regex },
 	{ "repository", cmd__repository },
 	{ "revision-walking", cmd__revision_walking },

t/helper/test-tool.h

@@ -55,7 +55,6 @@ int cmd__read_graph(int argc, const char **argv);
 int cmd__read_midx(int argc, const char **argv);
 int cmd__ref_store(int argc, const char **argv);
 int cmd__rot13_filter(int argc, const char **argv);
-int cmd__reftable(int argc, const char **argv);
 int cmd__regex(int argc, const char **argv);
 int cmd__repository(int argc, const char **argv);
 int cmd__revision_walking(int argc, const char **argv);

t/t0032-reftable-unittest.sh

@@ -1,16 +0,0 @@
-#!/bin/sh
-#
-# Copyright (c) 2020 Google LLC
-#
-
-test_description='reftable unittests'
-
-TEST_PASSES_SANITIZE_LEAK=true
-. ./test-lib.sh
-
-test_expect_success 'unittests' '
-	TMPDIR=$(pwd) && export TMPDIR &&
-	test-tool reftable
-'
-
-test_done