Teach --dirstat not to completely ignore rearranged lines within a file

diff --git a/t/t9500-gitweb-standalone-no-errors.sh b/t/t9500-gitweb-standalone-no-errors.sh
index 2fc7fdb124583f86d5be622510f29ceca1dd3e09..35c151d7ead1181eb36c5a29c0bcc7aac4ec5c12 100755 (executable)
--- a/t/t9500-gitweb-standalone-no-errors.sh
+++ b/t/t9500-gitweb-standalone-no-errors.sh
@@ -18,42 +18,34 @@ or warnings to log.'
 test_expect_success \
        'no commits: projects_list (implicit)' \
        'gitweb_run'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: projects_index' \
        'gitweb_run "a=project_index"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: .git summary (implicit)' \
        'gitweb_run "p=.git"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: .git commit (implicit HEAD)' \
        'gitweb_run "p=.git;a=commit"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: .git commitdiff (implicit HEAD)' \
        'gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: .git tree (implicit HEAD)' \
        'gitweb_run "p=.git;a=tree"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: .git heads' \
        'gitweb_run "p=.git;a=heads"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'no commits: .git tags' \
        'gitweb_run "p=.git;a=tags"'
-test_debug 'cat gitweb.log'
 
 
 # ----------------------------------------------------------------------
@@ -69,52 +61,42 @@ test_expect_success \
 test_expect_success \
        'projects_list (implicit)' \
        'gitweb_run'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'projects_index' \
        'gitweb_run "a=project_index"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git summary (implicit)' \
        'gitweb_run "p=.git"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git commit (implicit HEAD)' \
        'gitweb_run "p=.git;a=commit"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git commitdiff (implicit HEAD, root commit)' \
        'gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git commitdiff_plain (implicit HEAD, root commit)' \
        'gitweb_run "p=.git;a=commitdiff_plain"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git commit (HEAD)' \
        'gitweb_run "p=.git;a=commit;h=HEAD"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git tree (implicit HEAD)' \
        'gitweb_run "p=.git;a=tree"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git blob (file)' \
        'gitweb_run "p=.git;a=blob;f=file"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git blob_plain (file)' \
        'gitweb_run "p=.git;a=blob_plain;f=file"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # nonexistent objects
@@ -122,37 +104,30 @@ test_debug 'cat gitweb.log'
 test_expect_success \
        '.git commit (non-existent)' \
        'gitweb_run "p=.git;a=commit;h=non-existent"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git commitdiff (non-existent)' \
        'gitweb_run "p=.git;a=commitdiff;h=non-existent"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git commitdiff (non-existent vs HEAD)' \
        'gitweb_run "p=.git;a=commitdiff;hp=non-existent;h=HEAD"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git tree (0000000000000000000000000000000000000000)' \
        'gitweb_run "p=.git;a=tree;h=0000000000000000000000000000000000000000"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git tag (0000000000000000000000000000000000000000)' \
        'gitweb_run "p=.git;a=tag;h=0000000000000000000000000000000000000000"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git blob (non-existent)' \
        'gitweb_run "p=.git;a=blob;f=non-existent"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        '.git blob_plain (non-existent)' \
        'gitweb_run "p=.git;a=blob_plain;f=non-existent"'
-test_debug 'cat gitweb.log'
 
 
 # ----------------------------------------------------------------------
@@ -161,7 +136,6 @@ test_debug 'cat gitweb.log'
 test_expect_success \
        'commitdiff(0): root' \
        'gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): file added' \
@@ -169,21 +143,18 @@ test_expect_success \
         git add new_file &&
         git commit -a -m "File added." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): mode change' \
        'test_chmod +x new_file &&
         git commit -a -m "Mode changed." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): file renamed' \
        'git mv new_file renamed_file &&
         git commit -a -m "File renamed." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success SYMLINKS \
        'commitdiff(0): file to symlink' \
@@ -191,7 +162,6 @@ test_expect_success SYMLINKS \
         ln -s file renamed_file &&
         git commit -a -m "File to symlink." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): file deleted' \
@@ -199,7 +169,6 @@ test_expect_success \
         rm -f renamed_file &&
         git commit -a -m "File removed." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): file copied / new file' \
@@ -207,7 +176,6 @@ test_expect_success \
         git add file2 &&
         git commit -a -m "File copied." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): mode change and modified' \
@@ -215,7 +183,6 @@ test_expect_success \
         test_chmod +x file2 &&
         git commit -a -m "Mode change and modification." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): renamed and modified' \
@@ -233,7 +200,6 @@ EOF
         echo "Propter nomen suum." >> file3 &&
         git commit -a -m "File rename and modification." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): renamed, mode change and modified' \
@@ -242,7 +208,6 @@ test_expect_success \
         test_chmod +x file2 &&
         git commit -a -m "File rename, mode change and modification." &&
         gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # commitdiff testing (taken from t4114-apply-typechange.sh)
@@ -279,42 +244,34 @@ test_expect_success SYMLINKS 'setup typechange commits' '
 test_expect_success \
        'commitdiff(2): file renamed from foo to foo/baz' \
        'gitweb_run "p=.git;a=commitdiff;hp=initial;h=foo-baz-renamed-from-foo"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): file renamed from foo/baz to foo' \
        'gitweb_run "p=.git;a=commitdiff;hp=foo-baz-renamed-from-foo;h=initial"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): directory becomes file' \
        'gitweb_run "p=.git;a=commitdiff;hp=foo-becomes-a-directory;h=initial"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): file becomes directory' \
        'gitweb_run "p=.git;a=commitdiff;hp=initial;h=foo-becomes-a-directory"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): file becomes symlink' \
        'gitweb_run "p=.git;a=commitdiff;hp=initial;h=foo-symlinked-to-bar"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): symlink becomes file' \
        'gitweb_run "p=.git;a=commitdiff;hp=foo-symlinked-to-bar;h=foo-back-to-file"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): symlink becomes directory' \
        'gitweb_run "p=.git;a=commitdiff;hp=foo-symlinked-to-bar;h=foo-becomes-a-directory"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(2): directory becomes symlink' \
        'gitweb_run "p=.git;a=commitdiff;hp=foo-becomes-a-directory;h=foo-symlinked-to-bar"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # commit, commitdiff: merge, large
@@ -330,12 +287,10 @@ test_expect_success \
 test_expect_success \
        'commit(0): merge commit' \
        'gitweb_run "p=.git;a=commit"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(0): merge commit' \
        'gitweb_run "p=.git;a=commitdiff"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'Prepare large commit' \
@@ -371,12 +326,10 @@ test_expect_success \
 test_expect_success \
        'commit(1): large commit' \
        'gitweb_run "p=.git;a=commit;h=b"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'commitdiff(1): large commit' \
        'gitweb_run "p=.git;a=commitdiff;h=b"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # tags testing
@@ -394,17 +347,14 @@ test_expect_success \
         git tag lightweight/tag-tree HEAD^{tree} &&
         git tag lightweight/tag-blob HEAD:file &&
         gitweb_run "p=.git;a=tags"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'tag: Tag to commit object' \
        'gitweb_run "p=.git;a=tag;h=tag-commit"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'tag: on lightweight tag (invalid)' \
        'gitweb_run "p=.git;a=tag;h=lightweight/tag-commit"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # logs
@@ -412,22 +362,18 @@ test_debug 'cat gitweb.log'
 test_expect_success \
        'logs: log (implicit HEAD)' \
        'gitweb_run "p=.git;a=log"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'logs: shortlog (implicit HEAD)' \
        'gitweb_run "p=.git;a=shortlog"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'logs: history (implicit HEAD, file)' \
        'gitweb_run "p=.git;a=history;f=file"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'logs: history (implicit HEAD, non-existent file)' \
        'gitweb_run "p=.git;a=history;f=non-existent"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'logs: history (implicit HEAD, deleted file)' \
@@ -438,55 +384,45 @@ test_expect_success \
         git rm deleted_file &&
         git commit -m "Delete file" &&
         gitweb_run "p=.git;a=history;f=deleted_file"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # path_info links
 test_expect_success \
        'path_info: project' \
        'gitweb_run "" "/.git"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/branch' \
        'gitweb_run "" "/.git/b"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/branch:file' \
        'gitweb_run "" "/.git/master:file"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/branch:dir/' \
        'gitweb_run "" "/.git/master:foo/"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/branch:file (non-existent)' \
        'gitweb_run "" "/.git/master:non-existent"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/branch:dir/ (non-existent)' \
        'gitweb_run "" "/.git/master:non-existent/"'
-test_debug 'cat gitweb.log'
 
 
 test_expect_success \
        'path_info: project/branch:/file' \
        'gitweb_run "" "/.git/master:/file"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/:/file (implicit HEAD)' \
        'gitweb_run "" "/.git/:/file"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'path_info: project/:/ (implicit HEAD, top tree)' \
        'gitweb_run "" "/.git/:/"'
-test_debug 'cat gitweb.log'
 
 
 # ----------------------------------------------------------------------
@@ -495,17 +431,14 @@ test_debug 'cat gitweb.log'
 test_expect_success \
        'feeds: OPML' \
        'gitweb_run "a=opml"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'feed: RSS' \
        'gitweb_run "p=.git;a=rss"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'feed: Atom' \
        'gitweb_run "p=.git;a=atom"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # encoding/decoding
@@ -517,7 +450,6 @@ test_expect_success \
         git add file &&
         git commit -F "$TEST_DIRECTORY"/t3900/1-UTF-8.txt &&
         gitweb_run "p=.git;a=commit"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'encode(commit): iso-8859-1' \
@@ -528,12 +460,10 @@ test_expect_success \
         git commit -F "$TEST_DIRECTORY"/t3900/ISO8859-1.txt &&
         git config --unset i18n.commitencoding &&
         gitweb_run "p=.git;a=commit"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'encode(log): utf-8 and iso-8859-1' \
        'gitweb_run "p=.git;a=log"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # extra options
@@ -541,27 +471,22 @@ test_debug 'cat gitweb.log'
 test_expect_success \
        'opt: log --no-merges' \
        'gitweb_run "p=.git;a=log;opt=--no-merges"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'opt: atom --no-merges' \
        'gitweb_run "p=.git;a=log;opt=--no-merges"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'opt: "file" history --no-merges' \
        'gitweb_run "p=.git;a=history;f=file;opt=--no-merges"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'opt: log --no-such-option (invalid option)' \
        'gitweb_run "p=.git;a=log;opt=--no-such-option"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'opt: tree --no-merges (invalid option for action)' \
        'gitweb_run "p=.git;a=tree;opt=--no-merges"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # testing config_to_multi / cloneurl
@@ -569,14 +494,12 @@ test_debug 'cat gitweb.log'
 test_expect_success \
        'URL: no project URLs, no base URL' \
        'gitweb_run "p=.git;a=summary"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'URL: project URLs via gitweb.url' \
        'git config --add gitweb.url git://example.com/git/trash.git &&
         git config --add gitweb.url http://example.com/git/trash.git &&
         gitweb_run "p=.git;a=summary"'
-test_debug 'cat gitweb.log'
 
 cat >.git/cloneurl <<\EOF
 git://example.com/git/trash.git
@@ -586,22 +509,27 @@ EOF
 test_expect_success \
        'URL: project URLs via cloneurl file' \
        'gitweb_run "p=.git;a=summary"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # gitweb config and repo config
 
-cat >>gitweb_config.perl <<EOF
+cat >>gitweb_config.perl <<\EOF
 
-\$feature{'blame'}{'override'} = 1;
-\$feature{'snapshot'}{'override'} = 1;
-\$feature{'avatar'}{'override'} = 1;
+# turn on override for each overridable feature
+foreach my $key (keys %feature) {
+       if ($feature{$key}{'sub'}) {
+               $feature{$key}{'override'} = 1;
+       }
+}
 EOF
 
+test_expect_success \
+       'config override: projects list (implicit)' \
+       'gitweb_run'
+
 test_expect_success \
        'config override: tree view, features not overridden in repo config' \
        'gitweb_run "p=.git;a=tree"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'config override: tree view, features disabled in repo config' \
@@ -609,14 +537,12 @@ test_expect_success \
         git config gitweb.snapshot none &&
         git config gitweb.avatar gravatar &&
         gitweb_run "p=.git;a=tree"'
-test_debug 'cat gitweb.log'
 
 test_expect_success \
        'config override: tree view, features enabled in repo config (1)' \
        'git config gitweb.blame yes &&
         git config gitweb.snapshot "zip,tgz, tbz2" &&
         gitweb_run "p=.git;a=tree"'
-test_debug 'cat gitweb.log'
 
 cat >.git/config <<\EOF
 # testing noval and alternate separator
@@ -627,7 +553,6 @@ EOF
 test_expect_success \
        'config override: tree view, features enabled in repo config (2)' \
        'gitweb_run "p=.git;a=tree"'
-test_debug 'cat gitweb.log'
 
 # ----------------------------------------------------------------------
 # non-ASCII in README.html
@@ -637,6 +562,33 @@ test_expect_success \
        'echo "<b>UTF-8 example:</b><br />" > .git/README.html &&
         cat "$TEST_DIRECTORY"/t3900/1-UTF-8.txt >> .git/README.html &&
         gitweb_run "p=.git;a=summary"'
-test_debug 'cat gitweb.log'
+
+# ----------------------------------------------------------------------
+# syntax highlighting
+
+
+highlight --version >/dev/null 2>&1
+if [ $? -eq 127 ]; then
+       say "Skipping syntax highlighting test, because 'highlight' was not found"
+else
+       test_set_prereq HIGHLIGHT
+       cat >>gitweb_config.perl <<-\EOF
+       our $highlight_bin = "highlight";
+       $feature{'highlight'}{'override'} = 1;
+       EOF
+fi
+
+test_expect_success HIGHLIGHT \
+       'syntax highlighting (no highlight, unknown syntax)' \
+       'git config gitweb.highlight yes &&
+        gitweb_run "p=.git;a=blob;f=file"'
+
+test_expect_success HIGHLIGHT \
+       'syntax highlighting (highlighted, shell script)' \
+       'git config gitweb.highlight yes &&
+        echo "#!/usr/bin/sh" > test.sh &&
+        git add test.sh &&
+        git commit -m "Add test.sh" &&
+        gitweb_run "p=.git;a=blob;f=test.sh"'
 
 test_done