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t5403: simplify by using a single repository

PATCH In review [email protected] 2 participants 3 messages Dec 29, 2018 – Jan 2, 2019

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#0 lore raw

PATCH 1/2 t5403: simplify by using a single repository

From: Orgad Shaneh <[email protected]>

There is no strong reason to use separate clones to run these tests; just use a single test repository prepared with more modern test_commit shell helper function.

While at it, replace three "awk '{print $N}'" on the same file with shell built-in "read" into three variables.

Revert d42ec126aa717d00549e387d5a95fd55683c2e2c which is a workaround for Cygwin that is no longer needed.

---
 t/t5403-post-checkout-hook.sh | 78 +++++++++++------------------------
 1 file changed, 23 insertions(+), 55 deletions(-)
t/t5403-post-checkout-hook.sh +23 -55
index fc898c9eac..1d15a1031f 100755
@@ -7,82 +7,50 @@ test_description='Test the post-checkout hook.'
 . ./test-lib.sh
 
 test_expect_success setup '
-	echo Data for commit0. >a &&
-	echo Data for commit0. >b &&
-	git update-index --add a &&
-	git update-index --add b &&
-	tree0=$(git write-tree) &&
-	commit0=$(echo setup | git commit-tree $tree0) &&
-	git update-ref refs/heads/master $commit0 &&
-	git clone ./. clone1 &&
-	git clone ./. clone2 &&
-	GIT_DIR=clone2/.git git branch new2 &&
-	echo Data for commit1. >clone2/b &&
-	GIT_DIR=clone2/.git git add clone2/b &&
-	GIT_DIR=clone2/.git git commit -m new2
-'
-
-for clone in 1 2; do
-    cat >clone${clone}/.git/hooks/post-checkout <<'EOF'
-#!/bin/sh
-echo $@ > $GIT_DIR/post-checkout.args
-EOF
-    chmod u+x clone${clone}/.git/hooks/post-checkout
-done
-
-test_expect_success 'post-checkout runs as expected ' '
-	GIT_DIR=clone1/.git git checkout master &&
-	test -e clone1/.git/post-checkout.args
+	mkdir -p .git/hooks &&
+	write_script .git/hooks/post-checkout <<-\EOF &&
+	echo "$@" >.git/post-checkout.args
+	EOF
+	test_commit one &&
+	test_commit two &&
+	test_commit three
 '
 
 test_expect_success 'post-checkout receives the right arguments with HEAD unchanged ' '
-	old=$(awk "{print \$1}" clone1/.git/post-checkout.args) &&
-	new=$(awk "{print \$2}" clone1/.git/post-checkout.args) &&
-	flag=$(awk "{print \$3}" clone1/.git/post-checkout.args) &&
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout master &&
+	read old new flag <.git/post-checkout.args &&
 	test $old = $new && test $flag = 1
 '
 
-test_expect_success 'post-checkout runs as expected ' '
-	GIT_DIR=clone1/.git git checkout master &&
-	test -e clone1/.git/post-checkout.args
-'
-
 test_expect_success 'post-checkout args are correct with git checkout -b ' '
-	GIT_DIR=clone1/.git git checkout -b new1 &&
-	old=$(awk "{print \$1}" clone1/.git/post-checkout.args) &&
-	new=$(awk "{print \$2}" clone1/.git/post-checkout.args) &&
-	flag=$(awk "{print \$3}" clone1/.git/post-checkout.args) &&
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout -b new1 &&
+	read old new flag <.git/post-checkout.args &&
 	test $old = $new && test $flag = 1
 '
 
 test_expect_success 'post-checkout receives the right args with HEAD changed ' '
-	GIT_DIR=clone2/.git git checkout new2 &&
-	old=$(awk "{print \$1}" clone2/.git/post-checkout.args) &&
-	new=$(awk "{print \$2}" clone2/.git/post-checkout.args) &&
-	flag=$(awk "{print \$3}" clone2/.git/post-checkout.args) &&
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout two &&
+	read old new flag <.git/post-checkout.args &&
 	test $old != $new && test $flag = 1
 '
 
 test_expect_success 'post-checkout receives the right args when not switching branches ' '
-	GIT_DIR=clone2/.git git checkout master b &&
-	old=$(awk "{print \$1}" clone2/.git/post-checkout.args) &&
-	new=$(awk "{print \$2}" clone2/.git/post-checkout.args) &&
-	flag=$(awk "{print \$3}" clone2/.git/post-checkout.args) &&
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout master -- three.t &&
+	read old new flag <.git/post-checkout.args &&
 	test $old = $new && test $flag = 0
 '
 
-if test "$(git config --bool core.filemode)" = true; then
-mkdir -p templates/hooks
-cat >templates/hooks/post-checkout <<'EOF'
-#!/bin/sh
-echo $@ > $GIT_DIR/post-checkout.args
-EOF
-chmod +x templates/hooks/post-checkout
-
 test_expect_success 'post-checkout hook is triggered by clone' '
+	mkdir -p templates/hooks &&
+	write_script templates/hooks/post-checkout <<-\EOF &&
+	echo "$@" >$GIT_DIR/post-checkout.args
+	EOF
 	git clone --template=templates . clone3 &&
 	test -f clone3/.git/post-checkout.args
 '
-fi
 
 test_done
Signature · 1 line
2.20.1
#1 lore raw

PATCH 2/2 Rebase: Run post-checkout hook on checkout

From: Orgad Shaneh <[email protected]>

The scripted version of rebase used to run this hook on the initial checkout. The transition to built-in introduced a regression.

---
 builtin/rebase.c              | 12 ++++++++++--
 t/t5403-post-checkout-hook.sh | 20 ++++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)
builtin/rebase.c +10 -2
index b5c99ec10c..8402765a79 100644
@@ -530,6 +530,7 @@ static int run_specific_rebase(struct rebase_options *opts)
 
 #define RESET_HEAD_DETACH (1<<0)
 #define RESET_HEAD_HARD (1<<1)
+#define RESET_HEAD_RUN_POST_CHECKOUT_HOOK (1<<2)
 
 static int reset_head(struct object_id *oid, const char *action,
 		      const char *switch_to_branch, unsigned flags,
@@ -537,6 +538,7 @@ static int reset_head(struct object_id *oid, const char *action,
 {
 	unsigned detach_head = flags & RESET_HEAD_DETACH;
 	unsigned reset_hard = flags & RESET_HEAD_HARD;
+	unsigned run_hook = flags & RESET_HEAD_RUN_POST_CHECKOUT_HOOK;
 	struct object_id head_oid;
 	struct tree_desc desc[2] = { { NULL }, { NULL } };
 	struct lock_file lock = LOCK_INIT;
@@ -636,6 +638,10 @@ static int reset_head(struct object_id *oid, const char *action,
 			ret = update_ref(reflog_head, "HEAD", oid, NULL, 0,
 					 UPDATE_REFS_MSG_ON_ERR);
 	}
+	if (run_hook)
+		run_hook_le(NULL, "post-checkout",
+			    oid_to_hex(orig ? orig : &null_oid),
+			    oid_to_hex(oid), "1", NULL);
 
 leave_reset_head:
 	strbuf_release(&msg);
@@ -1465,7 +1471,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
 					    getenv(GIT_REFLOG_ACTION_ENVIRONMENT),
 					    options.switch_to);
 				if (reset_head(&oid, "checkout",
-					       options.head_name, 0,
+					       options.head_name,
+					       RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
 					       NULL, buf.buf) < 0) {
 					ret = !!error(_("could not switch to "
 							"%s"),
@@ -1539,7 +1546,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
 	strbuf_addf(&msg, "%s: checkout %s",
 		    getenv(GIT_REFLOG_ACTION_ENVIRONMENT), options.onto_name);
 	if (reset_head(&options.onto->object.oid, "checkout", NULL,
-		       RESET_HEAD_DETACH, NULL, msg.buf))
+		       RESET_HEAD_DETACH | RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
+		       NULL, msg.buf))
 		die(_("Could not detach HEAD"));
 	strbuf_release(&msg);
 
t/t5403-post-checkout-hook.sh +20 -0
index 1d15a1031f..a539ffc080 100755
@@ -13,6 +13,8 @@ test_expect_success setup '
 	EOF
 	test_commit one &&
 	test_commit two &&
+	test_commit rebase-on-me &&
+	git reset --hard HEAD^ &&
 	test_commit three
 '
 
@@ -44,6 +46,24 @@ test_expect_success 'post-checkout receives the right args when not switching br
 	test $old = $new && test $flag = 0
 '
 
+test_expect_success 'post-checkout is triggered on rebase' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout -b rebase-test master &&
+	rm -f .git/post-checkout.args &&
+	git rebase rebase-on-me &&
+	read old new flag <.git/post-checkout.args &&
+	test $old != $new && test $flag = 1
+'
+
+test_expect_success 'post-checkout is triggered on rebase with fast-forward' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout -b ff-rebase-test rebase-on-me^ &&
+	rm -f .git/post-checkout.args &&
+	git rebase rebase-on-me &&
+	read old new flag <.git/post-checkout.args &&
+	test $old != $new && test $flag = 1
+'
+
 test_expect_success 'post-checkout hook is triggered by clone' '
 	mkdir -p templates/hooks &&
 	write_script templates/hooks/post-checkout <<-\EOF &&
Signature · 1 line
2.20.1
#2 lore raw

Re: [PATCH 2/2] Rebase: Run post-checkout hook on checkout

Hi Orgad,

Quoted 6 lines · On Sat, 29 Dec 2018, [email protected] wrote:

From: Orgad Shaneh <[email protected]>

The scripted version of rebase used to run this hook on the initial checkout. The transition to built-in introduced a regression.

ACK!

For lurkers: there was a "pre-review" at
https://github.com/git-for-windows/git/pull/1992

Ciao,
Dscho

Quoted 98 lines
---
 builtin/rebase.c              | 12 ++++++++++--
 t/t5403-post-checkout-hook.sh | 20 ++++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)
builtin/rebase.c +10 -2
index b5c99ec10c..8402765a79 100644
@@ -530,6 +530,7 @@ static int run_specific_rebase(struct rebase_options *opts)
 
 #define RESET_HEAD_DETACH (1<<0)
 #define RESET_HEAD_HARD (1<<1)
+#define RESET_HEAD_RUN_POST_CHECKOUT_HOOK (1<<2)
 
 static int reset_head(struct object_id *oid, const char *action,
 		      const char *switch_to_branch, unsigned flags,
@@ -537,6 +538,7 @@ static int reset_head(struct object_id *oid, const char *action,
 {
 	unsigned detach_head = flags & RESET_HEAD_DETACH;
 	unsigned reset_hard = flags & RESET_HEAD_HARD;
+	unsigned run_hook = flags & RESET_HEAD_RUN_POST_CHECKOUT_HOOK;
 	struct object_id head_oid;
 	struct tree_desc desc[2] = { { NULL }, { NULL } };
 	struct lock_file lock = LOCK_INIT;
@@ -636,6 +638,10 @@ static int reset_head(struct object_id *oid, const char *action,
 			ret = update_ref(reflog_head, "HEAD", oid, NULL, 0,
 					 UPDATE_REFS_MSG_ON_ERR);
 	}
+	if (run_hook)
+		run_hook_le(NULL, "post-checkout",
+			    oid_to_hex(orig ? orig : &null_oid),
+			    oid_to_hex(oid), "1", NULL);
 
 leave_reset_head:
 	strbuf_release(&msg);
@@ -1465,7 +1471,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
 					    getenv(GIT_REFLOG_ACTION_ENVIRONMENT),
 					    options.switch_to);
 				if (reset_head(&oid, "checkout",
-					       options.head_name, 0,
+					       options.head_name,
+					       RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
 					       NULL, buf.buf) < 0) {
 					ret = !!error(_("could not switch to "
 							"%s"),
@@ -1539,7 +1546,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
 	strbuf_addf(&msg, "%s: checkout %s",
 		    getenv(GIT_REFLOG_ACTION_ENVIRONMENT), options.onto_name);
 	if (reset_head(&options.onto->object.oid, "checkout", NULL,
-		       RESET_HEAD_DETACH, NULL, msg.buf))
+		       RESET_HEAD_DETACH | RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
+		       NULL, msg.buf))
 		die(_("Could not detach HEAD"));
 	strbuf_release(&msg);
 
t/t5403-post-checkout-hook.sh +20 -0
index 1d15a1031f..a539ffc080 100755
@@ -13,6 +13,8 @@ test_expect_success setup '
 	EOF
 	test_commit one &&
 	test_commit two &&
+	test_commit rebase-on-me &&
+	git reset --hard HEAD^ &&
 	test_commit three
 '
 
@@ -44,6 +46,24 @@ test_expect_success 'post-checkout receives the right args when not switching br
 	test $old = $new && test $flag = 0
 '
 
+test_expect_success 'post-checkout is triggered on rebase' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout -b rebase-test master &&
+	rm -f .git/post-checkout.args &&
+	git rebase rebase-on-me &&
+	read old new flag <.git/post-checkout.args &&
+	test $old != $new && test $flag = 1
+'
+
+test_expect_success 'post-checkout is triggered on rebase with fast-forward' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout -b ff-rebase-test rebase-on-me^ &&
+	rm -f .git/post-checkout.args &&
+	git rebase rebase-on-me &&
+	read old new flag <.git/post-checkout.args &&
+	test $old != $new && test $flag = 1
+'
+
 test_expect_success 'post-checkout hook is triggered by clone' '
 	mkdir -p templates/hooks &&
 	write_script templates/hooks/post-checkout <<-\EOF &&
Signature · 1 line
2.20.1