Merge branch 'ds/t7700-kept-pack-test' into next

gitster · gitster · commit fb03a8697416 · 2022-03-29T12:26:12.000-07:00
Test clean-up.

* ds/t7700-kept-pack-test:
  test-lib-functions: remove test_subcommand_inexact
  t7700: check post-condition in kept-pack test
diff --git a/t/t7700-repack.sh b/t/t7700-repack.sh
@@ -369,10 +369,61 @@ test_expect_success '--write-midx with preferred bitmap tips' '
 	)
 '
 
+# The first argument is expected to be a filename
+# and that file should contain the name of a .idx
+# file. Send the list of objects in that .idx file
+# into stdout.
+get_sorted_objects_from_pack () {
+	git show-index <$(cat "$1") >raw &&
+	cut -d" " -f2 raw
+}
+
 test_expect_success '--write-midx -b packs non-kept objects' '
-	GIT_TRACE2_EVENT="$(pwd)/trace.txt" \
-		git repack --write-midx -a -b &&
-	test_subcommand_inexact git pack-objects --honor-pack-keep <trace.txt
+	git init repo &&
+	test_when_finished "rm -fr repo" &&
+	(
+		cd repo &&
+
+		# Create a kept pack-file
+		test_commit base &&
+		git repack -ad &&
+		find $objdir/pack -name "*.idx" >before &&
+		test_line_count = 1 before &&
+		before_name=$(cat before) &&
+		>${before_name%.idx}.keep &&
+
+		# Create a non-kept pack-file
+		test_commit other &&
+		git repack &&
+
+		# Create loose objects
+		test_commit loose &&
+
+		# Repack everything
+		git repack --write-midx -a -b -d &&
+
+		# There should be two pack-files now, the
+		# old, kept pack and the new, non-kept pack.
+		find $objdir/pack -name "*.idx" | sort >after &&
+		test_line_count = 2 after &&
+		find $objdir/pack -name "*.keep" >kept &&
+		kept_name=$(cat kept) &&
+		echo ${kept_name%.keep}.idx >kept-idx &&
+		test_cmp before kept-idx &&
+
+		# Get object list from the kept pack.
+		get_sorted_objects_from_pack before >old.objects &&
+
+		# Get object list from the one non-kept pack-file
+		comm -13 before after >new-pack &&
+		test_line_count = 1 new-pack &&
+		get_sorted_objects_from_pack new-pack >new.objects &&
+
+		# None of the objects in the new pack should
+		# exist within the kept pack.
+		comm -12 old.objects new.objects >shared.objects &&
+		test_must_be_empty shared.objects
+	)
 '
 
 test_expect_success TTY '--quiet disables progress' '
diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
@@ -1864,40 +1864,6 @@ test_subcommand () {
 	fi
 }
 
-# Check that the given command was invoked as part of the
-# trace2-format trace on stdin, but without an exact set of
-# arguments.
-#
-#	test_subcommand [!] <command> <args>... < <trace>
-#
-# For example, to look for an invocation of "git pack-objects"
-# with the "--honor-pack-keep" argument, use
-#
-#	GIT_TRACE2_EVENT=event.log git repack ... &&
-#	test_subcommand git pack-objects --honor-pack-keep <event.log
-#
-# If the first parameter passed is !, this instead checks that
-# the given command was not called.
-#
-test_subcommand_inexact () {
-	local negate=
-	if test "$1" = "!"
-	then
-		negate=t
-		shift
-	fi
-
-	local expr=$(printf '"%s".*' "$@")
-	expr="${expr%,}"
-
-	if test -n "$negate"
-	then
-		! grep "\"event\":\"child_start\".*\[$expr\]"
-	else
-		grep "\"event\":\"child_start\".*\[$expr\]"
-	fi
-}
-
 # Check that the given command was invoked as part of the
 # trace2-format trace on stdin.
 #
