18 files changed, 367 insertions, 16 deletions

diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c
index 0edafcfd65..db19131f71 100644
--- a/t/helper/test-tool.c
+++ b/t/helper/test-tool.c
@@ -43,6 +43,9 @@ static struct test_cmd cmds[] = {
 	{ "subprocess", cmd__subprocess },
 	{ "urlmatch-normalization", cmd__urlmatch_normalization },
 	{ "wildmatch", cmd__wildmatch },
+#ifdef GIT_WINDOWS_NATIVE
+	{ "windows-named-pipe", cmd__windows_named_pipe },
+#endif
 	{ "write-cache", cmd__write_cache },
 };
 
diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h
index e954e8c522..4914001086 100644
--- a/t/helper/test-tool.h
+++ b/t/helper/test-tool.h
@@ -39,6 +39,9 @@ int cmd__submodule_config(int argc, const char **argv);
 int cmd__subprocess(int argc, const char **argv);
 int cmd__urlmatch_normalization(int argc, const char **argv);
 int cmd__wildmatch(int argc, const char **argv);
+#ifdef GIT_WINDOWS_NATIVE
+int cmd__windows_named_pipe(int argc, const char **argv);
+#endif
 int cmd__write_cache(int argc, const char **argv);
 
 #endif
diff --git a/t/helper/test-windows-named-pipe.c b/t/helper/test-windows-named-pipe.c
new file mode 100644
index 0000000000..b4b752b01a
--- /dev/null
+++ b/t/helper/test-windows-named-pipe.c
@@ -0,0 +1,72 @@
+#include "test-tool.h"
+#include "git-compat-util.h"
+#include "strbuf.h"
+
+#ifdef GIT_WINDOWS_NATIVE
+static const char *usage_string = "<pipe-filename>";
+
+#define TEST_BUFSIZE (4096)
+
+int cmd__windows_named_pipe(int argc, const char **argv)
+{
+	const char *filename;
+	struct strbuf pathname = STRBUF_INIT;
+	int err;
+	HANDLE h;
+	BOOL connected;
+	char buf[TEST_BUFSIZE + 1];
+
+	if (argc < 2)
+		goto print_usage;
+	filename = argv[1];
+	if (strchr(filename, '/') || strchr(filename, '\\'))
+		goto print_usage;
+	strbuf_addf(&pathname, "//./pipe/%s", filename);
+
+	/*
+	 * Create a single instance of the server side of the named pipe.
+	 * This will allow exactly one client instance to connect to it.
+	 */
+	h = CreateNamedPipeA(
+		pathname.buf,
+		PIPE_ACCESS_INBOUND | FILE_FLAG_FIRST_PIPE_INSTANCE,
+		PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT,
+		PIPE_UNLIMITED_INSTANCES,
+		TEST_BUFSIZE, TEST_BUFSIZE, 0, NULL);
+	if (h == INVALID_HANDLE_VALUE) {
+		err = err_win_to_posix(GetLastError());
+		fprintf(stderr, "CreateNamedPipe failed: %s\n",
+			strerror(err));
+		return err;
+	}
+
+	connected = ConnectNamedPipe(h, NULL)
+		? TRUE
+		: (GetLastError() == ERROR_PIPE_CONNECTED);
+	if (!connected) {
+		err = err_win_to_posix(GetLastError());
+		fprintf(stderr, "ConnectNamedPipe failed: %s\n",
+			strerror(err));
+		CloseHandle(h);
+		return err;
+	}
+
+	while (1) {
+		DWORD nbr;
+		BOOL success = ReadFile(h, buf, TEST_BUFSIZE, &nbr, NULL);
+		if (!success || nbr == 0)
+			break;
+		buf[nbr] = 0;
+
+		write(1, buf, nbr);
+	}
+
+	DisconnectNamedPipe(h);
+	CloseHandle(h);
+	return 0;
+
+print_usage:
+	fprintf(stderr, "usage: %s %s\n", argv[0], usage_string);
+	return 1;
+}
+#endif
diff --git a/t/t0051-windows-named-pipe.sh b/t/t0051-windows-named-pipe.sh
new file mode 100755
index 0000000000..10ac92d225
--- /dev/null
+++ b/t/t0051-windows-named-pipe.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+test_description='Windows named pipes'
+
+. ./test-lib.sh
+
+test_expect_success MINGW 'o_append write to named pipe' '
+	GIT_TRACE="$(pwd)/expect" git status >/dev/null 2>&1 &&
+	{ test-tool windows-named-pipe t0051 >actual 2>&1 & } &&
+	pid=$! &&
+	sleep 1 &&
+	GIT_TRACE=//./pipe/t0051 git status >/dev/null 2>warning &&
+	wait $pid &&
+	test_cmp expect actual
+'
+
+test_done
diff --git a/t/t0090-cache-tree.sh b/t/t0090-cache-tree.sh
index 7de40141ca..94fcb4a78e 100755
--- a/t/t0090-cache-tree.sh
+++ b/t/t0090-cache-tree.sh
@@ -161,6 +161,24 @@ test_expect_success PERL 'commit --interactive gives cache-tree on partial commi
 	test_cache_tree
 '
 
+test_expect_success PERL 'commit -p with shrinking cache-tree' '
+	mkdir -p deep/subdir &&
+	echo content >deep/subdir/file &&
+	git add deep &&
+	git commit -m add &&
+	git rm -r deep &&
+
+	before=$(wc -c <.git/index) &&
+	git commit -m delete -p &&
+	after=$(wc -c <.git/index) &&
+
+	# double check that the index shrank
+	test $before -gt $after &&
+
+	# and that our index was not corrupted
+	git fsck
+'
+
 test_expect_success 'commit in child dir has cache-tree' '
 	mkdir dir &&
 	>dir/child.t &&
diff --git a/t/t0410-partial-clone.sh b/t/t0410-partial-clone.sh
index 1281300664..0ab02c337d 100755
--- a/t/t0410-partial-clone.sh
+++ b/t/t0410-partial-clone.sh
@@ -170,6 +170,18 @@ test_expect_success 'fetching of missing objects' '
 	git verify-pack --verbose "$IDX" | grep "$HASH"
 '
 
+test_expect_success 'fetching of missing objects works with ref-in-want enabled' '
+	# ref-in-want requires protocol version 2
+	git -C server config protocol.version 2 &&
+	git -C server config uploadpack.allowrefinwant 1 &&
+	git -C repo config protocol.version 2 &&
+
+	rm -rf repo/.git/objects/* &&
+	rm -f trace &&
+	GIT_TRACE_PACKET="$(pwd)/trace" git -C repo cat-file -p "$HASH" &&
+	grep "git< fetch=.*ref-in-want" trace
+'
+
 test_expect_success 'rev-list stops traversal at missing and promised commit' '
 	rm -rf repo &&
 	test_create_repo repo &&
diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 86bba5ed7c..ff89b6341a 100755
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -569,16 +569,15 @@ test_expect_success '--continue tries to commit, even for "edit"' '
 '
 
 test_expect_success 'aborted --continue does not squash commits after "edit"' '
-	test_when_finished "git rebase --abort" &&
 	old=$(git rev-parse HEAD) &&
 	test_tick &&
 	set_fake_editor &&
 	FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 	echo "edited again" > file7 &&
 	git add file7 &&
-	echo all the things >>conflict &&
-	test_must_fail git rebase --continue &&
-	test $old = $(git rev-parse HEAD)
+	test_must_fail env FAKE_COMMIT_MESSAGE=" " git rebase --continue &&
+	test $old = $(git rev-parse HEAD) &&
+	git rebase --abort
 '
 
 test_expect_success 'auto-amend only edited commits after "edit"' '
diff --git a/t/t3405-rebase-malformed.sh b/t/t3405-rebase-malformed.sh
index da94dddc86..860e63e444 100755
--- a/t/t3405-rebase-malformed.sh
+++ b/t/t3405-rebase-malformed.sh
@@ -83,7 +83,7 @@ test_expect_success 'rebase -m commit with empty message' '
 test_expect_success 'rebase -i commit with empty message' '
 	git checkout diff-in-message &&
 	set_fake_editor &&
-	env FAKE_COMMIT_MESSAGE=" " FAKE_LINES="reword 1" \
+	test_must_fail env FAKE_COMMIT_MESSAGE=" " FAKE_LINES="reword 1" \
 		git rebase -i HEAD^
 '
 
diff --git a/t/t3415-rebase-autosquash.sh b/t/t3415-rebase-autosquash.sh
index e364c12622..13f5688135 100755
--- a/t/t3415-rebase-autosquash.sh
+++ b/t/t3415-rebase-autosquash.sh
@@ -330,4 +330,23 @@ test_expect_success 'wrapped original subject' '
 	test $base = $parent
 '
 
+test_expect_success 'abort last squash' '
+	test_when_finished "test_might_fail git rebase --abort" &&
+	test_when_finished "git checkout master" &&
+
+	git checkout -b some-squashes &&
+	git commit --allow-empty -m first &&
+	git commit --allow-empty --squash HEAD &&
+	git commit --allow-empty -m second &&
+	git commit --allow-empty --squash HEAD &&
+
+	test_must_fail git -c core.editor="grep -q ^pick" \
+		rebase -ki --autosquash HEAD~4 &&
+	: do not finish the squash, but resolve it manually &&
+	git commit --allow-empty --amend -m edited-first &&
+	git rebase --skip &&
+	git show >actual &&
+	! grep first actual
+'
+
 test_done
diff --git a/t/t3505-cherry-pick-empty.sh b/t/t3505-cherry-pick-empty.sh
index fbdc47cfbd..5f911bb529 100755
--- a/t/t3505-cherry-pick-empty.sh
+++ b/t/t3505-cherry-pick-empty.sh
@@ -11,17 +11,14 @@ test_expect_success setup '
 	test_tick &&
 	git commit -m "first" &&
 
-	git checkout -b empty-branch &&
-	test_tick &&
-	git commit --allow-empty -m "empty" &&
-
+	git checkout -b empty-message-branch &&
 	echo third >> file1 &&
 	git add file1 &&
 	test_tick &&
 	git commit --allow-empty-message -m "" &&
 
 	git checkout master &&
-	git checkout -b empty-branch2 &&
+	git checkout -b empty-change-branch &&
 	test_tick &&
 	git commit --allow-empty -m "empty"
 
@@ -29,7 +26,7 @@ test_expect_success setup '
 
 test_expect_success 'cherry-pick an empty commit' '
 	git checkout master &&
-	test_expect_code 1 git cherry-pick empty-branch^
+	test_expect_code 1 git cherry-pick empty-change-branch
 '
 
 test_expect_success 'index lockfile was removed' '
@@ -37,8 +34,9 @@ test_expect_success 'index lockfile was removed' '
 '
 
 test_expect_success 'cherry-pick a commit with an empty message' '
+	test_when_finished "git reset --hard empty-message-branch~1" &&
 	git checkout master &&
-	test_expect_code 1 git cherry-pick empty-branch
+	git cherry-pick empty-message-branch
 '
 
 test_expect_success 'index lockfile was removed' '
@@ -47,7 +45,7 @@ test_expect_success 'index lockfile was removed' '
 
 test_expect_success 'cherry-pick a commit with an empty message with --allow-empty-message' '
 	git checkout -f master &&
-	git cherry-pick --allow-empty-message empty-branch
+	git cherry-pick --allow-empty-message empty-message-branch
 '
 
 test_expect_success 'cherry pick an empty non-ff commit without --allow-empty' '
@@ -55,12 +53,12 @@ test_expect_success 'cherry pick an empty non-ff commit without --allow-empty' '
 	echo fourth >>file2 &&
 	git add file2 &&
 	git commit -m "fourth" &&
-	test_must_fail git cherry-pick empty-branch2
+	test_must_fail git cherry-pick empty-change-branch
 '
 
 test_expect_success 'cherry pick an empty non-ff commit with --allow-empty' '
 	git checkout master &&
-	git cherry-pick --allow-empty empty-branch2
+	git cherry-pick --allow-empty empty-change-branch
 '
 
 test_expect_success 'cherry pick with --keep-redundant-commits' '
diff --git a/t/t4200-rerere.sh b/t/t4200-rerere.sh
index 65da74c766..313222d0d6 100755
--- a/t/t4200-rerere.sh
+++ b/t/t4200-rerere.sh
@@ -577,4 +577,33 @@ test_expect_success 'multiple identical conflicts' '
 	count_pre_post 0 0
 '
 
+test_expect_success 'setup simple stage 1 handling' '
+	test_create_repo stage_1_handling &&
+	(
+		cd stage_1_handling &&
+
+		test_seq 1 10 >original &&
+		git add original &&
+		git commit -m original &&
+
+		git checkout -b A master &&
+		git mv original A &&
+		git commit -m "rename to A" &&
+
+		git checkout -b B master &&
+		git mv original B &&
+		git commit -m "rename to B"
+	)
+'
+
+test_expect_success 'test simple stage 1 handling' '
+	(
+		cd stage_1_handling &&
+
+		git config rerere.enabled true &&
+		git checkout A^0 &&
+		test_must_fail git merge B^0
+	)
+'
+
 test_done
diff --git a/t/t4205-log-pretty-formats.sh b/t/t4205-log-pretty-formats.sh
index 2052cadb11..978a8a66ff 100755
--- a/t/t4205-log-pretty-formats.sh
+++ b/t/t4205-log-pretty-formats.sh
@@ -598,4 +598,27 @@ test_expect_success ':only and :unfold work together' '
 	test_cmp expect actual
 '
 
+test_expect_success 'trailer parsing not fooled by --- line' '
+	git commit --allow-empty -F - <<-\EOF &&
+	this is the subject
+
+	This is the body. The message has a "---" line which would confuse a
+	message+patch parser. But here we know we have only a commit message,
+	so we get it right.
+
+	trailer: wrong
+	---
+	This is more body.
+
+	trailer: right
+	EOF
+
+	{
+		echo "trailer: right" &&
+		echo
+	} >expect &&
+	git log --no-walk --format="%(trailers)" >actual &&
+	test_cmp expect actual
+'
+
 test_done
diff --git a/t/t6135-pathspec-with-attrs.sh b/t/t6135-pathspec-with-attrs.sh
index 77b8cef661..e436a73962 100755
--- a/t/t6135-pathspec-with-attrs.sh
+++ b/t/t6135-pathspec-with-attrs.sh
@@ -166,7 +166,7 @@ test_expect_success 'fail if attr magic is used places not implemented' '
 	# though, but git-add is convenient as it has its own internal pathspec
 	# parsing.
 	test_must_fail git add ":(attr:labelB)" 2>actual &&
-	test_i18ngrep "unsupported magic" actual
+	test_i18ngrep "magic not supported" actual
 '
 
 test_expect_success 'abort on giving invalid label on the command line' '
diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index 024f8c06f7..97bfbee6e8 100755
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -715,6 +715,29 @@ test_expect_success 'basic atom: head contents:trailers' '
 	test_cmp expect actual.clean
 '
 
+test_expect_success 'trailer parsing not fooled by --- line' '
+	git commit --allow-empty -F - <<-\EOF &&
+	this is the subject
+
+	This is the body. The message has a "---" line which would confuse a
+	message+patch parser. But here we know we have only a commit message,
+	so we get it right.
+
+	trailer: wrong
+	---
+	This is more body.
+
+	trailer: right
+	EOF
+
+	{
+		echo "trailer: right" &&
+		echo
+	} >expect &&
+	git for-each-ref --format="%(trailers)" refs/heads/master >actual &&
+	test_cmp expect actual
+'
+
 test_expect_success 'Add symbolic ref for the following tests' '
 	git symbolic-ref refs/heads/sym refs/heads/master
 '
diff --git a/t/t7416-submodule-dash-url.sh b/t/t7416-submodule-dash-url.sh
new file mode 100755
index 0000000000..1cd2c1c1ea
--- /dev/null
+++ b/t/t7416-submodule-dash-url.sh
@@ -0,0 +1,49 @@
+#!/bin/sh
+
+test_description='check handling of .gitmodule url with dash'
+. ./test-lib.sh
+
+test_expect_success 'create submodule with protected dash in url' '
+	git init upstream &&
+	git -C upstream commit --allow-empty -m base &&
+	mv upstream ./-upstream &&
+	git submodule add ./-upstream sub &&
+	git add sub .gitmodules &&
+	git commit -m submodule
+'
+
+test_expect_success 'clone can recurse submodule' '
+	test_when_finished "rm -rf dst" &&
+	git clone --recurse-submodules . dst &&
+	echo base >expect &&
+	git -C dst/sub log -1 --format=%s >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'fsck accepts protected dash' '
+	test_when_finished "rm -rf dst" &&
+	git init --bare dst &&
+	git -C dst config transfer.fsckObjects true &&
+	git push dst HEAD
+'
+
+test_expect_success 'remove ./ protection from .gitmodules url' '
+	perl -i -pe "s{\./}{}" .gitmodules &&
+	git commit -am "drop protection"
+'
+
+test_expect_success 'clone rejects unprotected dash' '
+	test_when_finished "rm -rf dst" &&
+	test_must_fail git clone --recurse-submodules . dst 2>err &&
+	test_i18ngrep ignoring err
+'
+
+test_expect_success 'fsck rejects unprotected dash' '
+	test_when_finished "rm -rf dst" &&
+	git init --bare dst &&
+	git -C dst config transfer.fsckObjects true &&
+	test_must_fail git push dst HEAD 2>err &&
+	grep gitmodulesUrl err
+'
+
+test_done
diff --git a/t/t7417-submodule-path-url.sh b/t/t7417-submodule-path-url.sh
new file mode 100755
index 0000000000..756af8c4d6
--- /dev/null
+++ b/t/t7417-submodule-path-url.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+
+test_description='check handling of .gitmodule path with dash'
+. ./test-lib.sh
+
+test_expect_success 'create submodule with dash in path' '
+	git init upstream &&
+	git -C upstream commit --allow-empty -m base &&
+	git submodule add ./upstream sub &&
+	git mv sub ./-sub &&
+	git commit -m submodule
+'
+
+test_expect_success 'clone rejects unprotected dash' '
+	test_when_finished "rm -rf dst" &&
+	git clone --recurse-submodules . dst 2>err &&
+	test_i18ngrep ignoring err
+'
+
+test_expect_success 'fsck rejects unprotected dash' '
+	test_when_finished "rm -rf dst" &&
+	git init --bare dst &&
+	git -C dst config transfer.fsckObjects true &&
+	test_must_fail git push dst HEAD 2>err &&
+	grep gitmodulesPath err
+'
+
+test_done
diff --git a/t/t7501-commit.sh b/t/t7501-commit.sh
index 4cae92804d..1a6773ee68 100755
--- a/t/t7501-commit.sh
+++ b/t/t7501-commit.sh
@@ -517,6 +517,22 @@ Myfooter: x" &&
 	test_cmp expected actual
 '
 
+test_expect_success 'signoff not confused by ---' '
+	cat >expected <<-EOF &&
+		subject
+
+		body
+		---
+		these dashes confuse the parser!
+
+		Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>
+	EOF
+	# should be a noop, since we already signed
+	git commit --allow-empty --signoff -F expected &&
+	git log -1 --pretty=format:%B >actual &&
+	test_cmp expected actual
+'
+
 test_expect_success 'multiple -m' '
 
 	>negative &&
diff --git a/t/t7513-interpret-trailers.sh b/t/t7513-interpret-trailers.sh
index 164719d1c9..c441861331 100755
--- a/t/t7513-interpret-trailers.sh
+++ b/t/t7513-interpret-trailers.sh
@@ -1417,4 +1417,46 @@ test_expect_success 'unfold' '
 	test_cmp expected actual
 '
 
+test_expect_success 'handling of --- lines in input' '
+	echo "real-trailer: just right" >expected &&
+
+	git interpret-trailers --parse >actual <<-\EOF &&
+	subject
+
+	body
+
+	not-a-trailer: too soon
+	------ this is just a line in the commit message with a bunch of
+	------ dashes; it does not have any syntactic meaning.
+
+	real-trailer: just right
+	---
+	below the dashed line may be a patch, etc.
+
+	not-a-trailer: too late
+	EOF
+
+	test_cmp expected actual
+'
+
+test_expect_success 'suppress --- handling' '
+	echo "real-trailer: just right" >expected &&
+
+	git interpret-trailers --parse --no-divider >actual <<-\EOF &&
+	subject
+
+	This commit message has a "---" in it, but because we tell
+	interpret-trailers not to respect that, it has no effect.
+
+	not-a-trailer: too soon
+	---
+
+	This is still the commit message body.
+
+	real-trailer: just right
+	EOF
+
+	test_cmp expected actual
+'
+
 test_done