Thread (11 messages) flat view 11 messages, 3 authors, 2016-06-15

Re: [PATCH] git-svn: teach dcommit about svn auto-props

From: Eric Wong <hidden>
Date: 2016-06-15 22:45:03

Brad King [off-list ref] wrote:
Subversion repositories often require files to have properties such as
svn:mime-type and svn:eol-style set when they are added.  Users
typically set these properties automatically using the SVN auto-props
feature with 'svn add'.  This commit teaches dcommit to look at the user
SVN configuration and apply matching auto-props entries for files added
by a diff as it is applied to the SVN remote.

Signed-off-by: Brad King <redacted>
Thanks Brad,

Acked-by: Eric Wong <redacted>
---
Eric Wong wrote:
quoted
I like this patch.
Thanks.
quoted
Can we get an automated test of this functionality?
This patch adds a test.  I also fixed the property name/value parsing
to remove leading and trailing whitespace.
quoted
We can (and probably should) set $HOME for the test and ignore the
existing ~/.subversion/config of the user.
I used the --config-dir option.
quoted
Also, some minor nitpicks on whitespace/formatting inline below.
Addressed.  I missed the wrong indentation before because my second patch
removed it.
quoted
I haven't had the chance to look at this.   Can anybody else shed more
light on that bug?  It's really strange that the tests won't run because
of it.  Are you unable to run some git-svn tests or all of them?
Just that one fails.  All others (including the one in the patch below) pass.
Exactly which test fails for you?  Perhaps it's some setting in your
~/.subversion/config that's causing it to fail.  Maybe we should set
$HOME and use a clean ~/.subversion/config for git-svn tests regardless
if that turns out to be the case...
Thanks for reviewing,
-Brad

 git-svn.perl                          |   52 ++++++++++++++++++++
 t/t9124-git-svn-dcommit-auto-props.sh |   84 +++++++++++++++++++++++++++++++++
 2 files changed, 136 insertions(+), 0 deletions(-)
 create mode 100755 t/t9124-git-svn-dcommit-auto-props.sh
quoted hunk ↗ jump to hunk
diff --git a/git-svn.perl b/git-svn.perl
index 2e0e552..0a8e907 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -3340,6 +3340,7 @@ sub new {
 	$self->{rm} = { };
 	$self->{path_prefix} = length $self->{svn_path} ?
 	                       "$self->{svn_path}/" : '';
+	$self->{config} = $opts->{config};
 	return $self;
 }
 
@@ -3528,6 +3529,56 @@ sub ensure_path {
 	return $bat->{$c};
 }
 
+# Subroutine to convert a globbing pattern to a regular expression.
+# From perl cookbook.
+sub glob2pat {
+	my $globstr = shift;
+	my %patmap = ('*' => '.*', '?' => '.', '[' => '[', ']' => ']');
+	$globstr =~ s{(.)} { $patmap{$1} || "\Q$1" }ge;
+	return '^' . $globstr . '$';
+}
+
+sub check_autoprop {
+	my ($self, $pattern, $properties, $file, $fbat) = @_;
+	# Convert the globbing pattern to a regular expression.
+	my $regex = glob2pat($pattern);
+	# Check if the pattern matches the file name.
+	if($file =~ m/($regex)/) {
+		# Parse the list of properties to set.
+		my @props = split(/;/, $properties);
+		foreach my $prop (@props) {
+			# Parse 'name=value' syntax and set the property.
+			if ($prop =~ /([^=]+)=(.*)/) {
+				my ($n,$v) = ($1,$2);
+				$n =~ s/^\s+//; $n =~ s/\s+$//;
+				$v =~ s/^\s+//; $v =~ s/\s+$//;
+				$self->change_file_prop($fbat, $n, $v);
+			}
+		}
+	}
+}
+
+sub apply_autoprops {
+	my ($self, $file, $fbat) = @_;
+	my $conf_t = ${$self->{config}}{'config'};
+	no warnings 'once';
+	# Check [miscellany]/enable-auto-props in svn configuration.
+	if (SVN::_Core::svn_config_get_bool(
+		$conf_t,
+		$SVN::_Core::SVN_CONFIG_SECTION_MISCELLANY,
+		$SVN::_Core::SVN_CONFIG_OPTION_ENABLE_AUTO_PROPS,
+		0)) {
+		# Auto-props are enabled.  Enumerate them to look for matches.
+		my $callback = sub {
+			$self->check_autoprop($_[0], $_[1], $file, $fbat);
+		};
+		SVN::_Core::svn_config_enumerate(
+			$conf_t,
+			$SVN::_Core::SVN_CONFIG_SECTION_AUTO_PROPS,
+			$callback);
+	}
+}
+
 sub A {
 	my ($self, $m) = @_;
 	my ($dir, $file) = split_path($m->{file_b});
@@ -3535,6 +3586,7 @@ sub A {
 	my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat,
 					undef, -1);
 	print "\tA\t$m->{file_b}\n" unless $::_q;
+	$self->apply_autoprops($file, $fbat);
 	$self->chg_file($fbat, $m);
 	$self->close_file($fbat,undef,$self->{pool});
 }
diff --git a/t/t9124-git-svn-dcommit-auto-props.sh b/t/t9124-git-svn-dcommit-auto-props.sh
new file mode 100755
index 0000000..beefbcc
--- /dev/null
+++ b/t/t9124-git-svn-dcommit-auto-props.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+#
+# Copyright (c) 2008 Brad King
+
+test_description='git-svn dcommit honors auto-props'
+
+. ./lib-git-svn.sh
+
+generate_auto_props() {
+cat << EOF
+[miscellany]
+enable-auto-props=$1
+[auto-props]
+*.sh  = svn:mime-type=application/x-shellscript; svn:eol-style=LF
+*.txt = svn:mime-type=text/plain; svn:eol-style = native
+EOF
+}
+
+test_expect_success 'initialize git-svn' '
+	mkdir import &&
+	cd import &&
+	echo foo > foo &&
+	svn import -m "import for git-svn" . "$svnrepo" >/dev/null &&
+	cd .. &&
+	rm -rf import &&
+	git-svn init "$svnrepo"
+	git-svn fetch'
+
+test_expect_success 'enable auto-props config' '
+	cd "$gittestrepo" &&
+	mkdir user &&
+	generate_auto_props yes > user/config
+	'
+
+test_expect_success 'add files matching auto-props' '
+	cd "$gittestrepo" &&
+	echo "#!/bin/sh" > exec1.sh &&
+	chmod +x exec1.sh &&
+	echo "hello" > hello.txt &&
+	echo bar > bar &&
+	git add exec1.sh hello.txt bar &&
+	git commit -m "files for enabled auto-props" &&
+	git svn dcommit --config-dir=user
+	'
+
+test_expect_success 'disable auto-props config' '
+	cd "$gittestrepo" &&
+	generate_auto_props no > user/config
+	'
+
+test_expect_success 'add files matching disabled auto-props' '
+	cd "$gittestrepo" &&
+	echo "#!/bin/sh" > exec2.sh &&
+	chmod +x exec2.sh &&
+	echo "world" > world.txt &&
+	echo zot > zot &&
+	git add exec2.sh world.txt zot &&
+	git commit -m "files for disabled auto-props" &&
+	git svn dcommit --config-dir=user
+	'
+
+test_expect_success 'check resulting svn repository' '
+	mkdir work &&
+	cd work &&
+	svn co "$svnrepo" &&
+	cd svnrepo &&
+
+	# Check properties from first commit.
+	test "x$(svn propget svn:executable exec1.sh)" = "x*" &&
+	test "x$(svn propget svn:mime-type exec1.sh)" = \
+	     "xapplication/x-shellscript" &&
+	test "x$(svn propget svn:mime-type hello.txt)" = "xtext/plain" &&
+	test "x$(svn propget svn:eol-style hello.txt)" = "xnative" &&
+	test "x$(svn propget svn:mime-type bar)" = "x" &&
+
+	# Check properties from second commit.
+	test "x$(svn propget svn:executable exec2.sh)" = "x*" &&
+	test "x$(svn propget svn:mime-type exec2.sh)" = "x" &&
+	test "x$(svn propget svn:mime-type world.txt)" = "x" &&
+	test "x$(svn propget svn:eol-style world.txt)" = "x" &&
+	test "x$(svn propget svn:mime-type zot)" = "x"
+	'
+
+test_done
-- 
Eric Wong
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