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Anonymous committed bd30037 Merge

Merge branch 'jk/maint-merge-msg-fix' into maint

* jk/maint-merge-msg-fix:
merge: indicate remote tracking branches in merge message
merge: fix incorrect merge message for ambiguous tag/branch
add tests for merge message headings

Comments (0)

Files changed (4)

 	struct strbuf buf = STRBUF_INIT;
 	struct strbuf bname = STRBUF_INIT;
 	const char *ptr;
+	char *found_ref;
 	int len, early;
 
 	strbuf_branchname(&bname, remote);
 	if (!remote_head)
 		die("'%s' does not point to a commit", remote);
 
-	strbuf_addstr(&buf, "refs/heads/");
-	strbuf_addstr(&buf, remote);
-	resolve_ref(buf.buf, branch_head, 0, NULL);
-
-	if (!hashcmp(remote_head->sha1, branch_head)) {
-		strbuf_addf(msg, "%s\t\tbranch '%s' of .\n",
-			sha1_to_hex(branch_head), remote);
-		goto cleanup;
+	if (dwim_ref(remote, strlen(remote), branch_head, &found_ref) > 0) {
+		if (!prefixcmp(found_ref, "refs/heads/")) {
+			strbuf_addf(msg, "%s\t\tbranch '%s' of .\n",
+				    sha1_to_hex(branch_head), remote);
+			goto cleanup;
+		}
+		if (!prefixcmp(found_ref, "refs/remotes/")) {
+			strbuf_addf(msg, "%s\t\tremote branch '%s' of .\n",
+				    sha1_to_hex(branch_head), remote);
+			goto cleanup;
+		}
 	}
 
 	/* See if remote matches <name>^^^.. or <name>~<number> */

t/t3409-rebase-preserve-merges.sh

 	git fetch &&
 	git rebase -p origin/topic &&
 	test 1 = $(git rev-list --all --pretty=oneline | grep "Modify A" | wc -l) &&
-	test 1 = $(git rev-list --all --pretty=oneline | grep "Merge commit" | wc -l)
+	test 1 = $(git rev-list --all --pretty=oneline | grep "Merge remote branch " | wc -l)
 	)
 '
 
 '
 
 cat > expect <<\EOF
-*   Merge branch 'reach'
+*   Merge commit 'reach'
 |\
 | \
 |  \
-*-. \   Merge branches 'octopus-a' and 'octopus-b'
+*-. \   Merge commit 'octopus-a'; commit 'octopus-b'
 |\ \ \
 * | | | seventh
 | | * | octopus-b

t/t7608-merge-messages.sh

+#!/bin/sh
+
+test_description='test auto-generated merge messages'
+. ./test-lib.sh
+
+check_oneline() {
+	echo "$1" | sed "s/Q/'/g" >expect &&
+	git log -1 --pretty=tformat:%s >actual &&
+	test_cmp expect actual
+}
+
+test_expect_success 'merge local branch' '
+	test_commit master-1 &&
+	git checkout -b local-branch &&
+	test_commit branch-1 &&
+	git checkout master &&
+	test_commit master-2 &&
+	git merge local-branch &&
+	check_oneline "Merge branch Qlocal-branchQ"
+'
+
+test_expect_success 'merge octopus branches' '
+	git checkout -b octopus-a master &&
+	test_commit octopus-1 &&
+	git checkout -b octopus-b master &&
+	test_commit octopus-2 &&
+	git checkout master &&
+	git merge octopus-a octopus-b &&
+	check_oneline "Merge branches Qoctopus-aQ and Qoctopus-bQ"
+'
+
+test_expect_success 'merge tag' '
+	git checkout -b tag-branch master &&
+	test_commit tag-1 &&
+	git checkout master &&
+	test_commit master-3 &&
+	git merge tag-1 &&
+	check_oneline "Merge commit Qtag-1Q"
+'
+
+test_expect_success 'ambiguous tag' '
+	git checkout -b ambiguous master &&
+	test_commit ambiguous &&
+	git checkout master &&
+	test_commit master-4 &&
+	git merge ambiguous &&
+	check_oneline "Merge commit QambiguousQ"
+'
+
+test_expect_success 'remote branch' '
+	git checkout -b remote master &&
+	test_commit remote-1 &&
+	git update-ref refs/remotes/origin/master remote &&
+	git checkout master &&
+	test_commit master-5 &&
+	git merge origin/master &&
+	check_oneline "Merge remote branch Qorigin/masterQ"
+'
+
+test_done
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