Redmine/test/unit/lib/redmine/unified_diff_test.rb

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# Redmine - project management software
# Copyright (C) 2006-2014 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
require File.expand_path('../../../../test_helper', __FILE__)
class Redmine::UnifiedDiffTest < ActiveSupport::TestCase
def test_subversion_diff
diff = Redmine::UnifiedDiff.new(read_diff_fixture('subversion.diff'))
# number of files
assert_equal 4, diff.size
assert diff.detect {|file| file.file_name =~ %r{^config/settings.yml}}
end
def test_truncate_diff
diff = Redmine::UnifiedDiff.new(read_diff_fixture('subversion.diff'), :max_lines => 20)
assert_equal 2, diff.size
end
def test_inline_partials
diff = Redmine::UnifiedDiff.new(read_diff_fixture('partials.diff'))
assert_equal 1, diff.size
diff = diff.first
assert_equal 43, diff.size
assert_equal [51, -1], diff[0].offsets
assert_equal [51, -1], diff[1].offsets
assert_equal 'Lorem ipsum dolor sit amet, consectetur adipiscing <span>elit</span>', diff[0].html_line
assert_equal 'Lorem ipsum dolor sit amet, consectetur adipiscing <span>xx</span>', diff[1].html_line
assert_nil diff[2].offsets
assert_equal 'Praesent et sagittis dui. Vivamus ac diam diam', diff[2].html_line
assert_equal [0, -14], diff[3].offsets
assert_equal [0, -14], diff[4].offsets
assert_equal '<span>Ut sed</span> auctor justo', diff[3].html_line
assert_equal '<span>xxx</span> auctor justo', diff[4].html_line
assert_equal [13, -19], diff[6].offsets
assert_equal [13, -19], diff[7].offsets
assert_equal [24, -8], diff[9].offsets
assert_equal [24, -8], diff[10].offsets
assert_equal [37, -1], diff[12].offsets
assert_equal [37, -1], diff[13].offsets
assert_equal [0, -38], diff[15].offsets
assert_equal [0, -38], diff[16].offsets
end
def test_side_by_side_partials
diff = Redmine::UnifiedDiff.new(read_diff_fixture('partials.diff'), :type => 'sbs')
assert_equal 1, diff.size
diff = diff.first
assert_equal 32, diff.size
assert_equal [51, -1], diff[0].offsets
assert_equal 'Lorem ipsum dolor sit amet, consectetur adipiscing <span>elit</span>', diff[0].html_line_left
assert_equal 'Lorem ipsum dolor sit amet, consectetur adipiscing <span>xx</span>', diff[0].html_line_right
assert_nil diff[1].offsets
assert_equal 'Praesent et sagittis dui. Vivamus ac diam diam', diff[1].html_line_left
assert_equal 'Praesent et sagittis dui. Vivamus ac diam diam', diff[1].html_line_right
assert_equal [0, -14], diff[2].offsets
assert_equal '<span>Ut sed</span> auctor justo', diff[2].html_line_left
assert_equal '<span>xxx</span> auctor justo', diff[2].html_line_right
assert_equal [13, -19], diff[4].offsets
assert_equal [24, -8], diff[6].offsets
assert_equal [37, -1], diff[8].offsets
assert_equal [0, -38], diff[10].offsets
end
def test_partials_with_html_entities
raw = <<-DIFF
--- test.orig.txt Wed Feb 15 16:10:39 2012
+++ test.new.txt Wed Feb 15 16:11:25 2012
@@ -1,5 +1,5 @@
Semicolons were mysteriously appearing in code diffs in the repository
-void DoSomething(std::auto_ptr<MyClass> myObj)
+void DoSomething(const MyClass& myObj)
DIFF
diff = Redmine::UnifiedDiff.new(raw, :type => 'sbs')
assert_equal 1, diff.size
assert_equal 'void DoSomething(<span>std::auto_ptr&lt;MyClass&gt;</span> myObj)', diff.first[2].html_line_left
assert_equal 'void DoSomething(<span>const MyClass&amp;</span> myObj)', diff.first[2].html_line_right
diff = Redmine::UnifiedDiff.new(raw, :type => 'inline')
assert_equal 1, diff.size
assert_equal 'void DoSomething(<span>std::auto_ptr&lt;MyClass&gt;</span> myObj)', diff.first[2].html_line
assert_equal 'void DoSomething(<span>const MyClass&amp;</span> myObj)', diff.first[3].html_line
end
def test_line_starting_with_dashes
diff = Redmine::UnifiedDiff.new(<<-DIFF
--- old.txt Wed Nov 11 14:24:58 2009
+++ new.txt Wed Nov 11 14:25:02 2009
@@ -1,8 +1,4 @@
-Lines that starts with dashes:
-
-------------------------
--- file.c
-------------------------
+A line that starts with dashes:
and removed.
@@ -23,4 +19,4 @@
-Another chunk of change
+Another chunk of changes
DIFF
)
assert_equal 1, diff.size
end
def test_one_line_new_files
diff = Redmine::UnifiedDiff.new(<<-DIFF
diff -r 000000000000 -r ea98b14f75f0 README1
--- /dev/null
+++ b/README1
@@ -0,0 +1,1 @@
+test1
diff -r 000000000000 -r ea98b14f75f0 README2
--- /dev/null
+++ b/README2
@@ -0,0 +1,1 @@
+test2
diff -r 000000000000 -r ea98b14f75f0 README3
--- /dev/null
+++ b/README3
@@ -0,0 +1,3 @@
+test4
+test5
+test6
diff -r 000000000000 -r ea98b14f75f0 README4
--- /dev/null
+++ b/README4
@@ -0,0 +1,3 @@
+test4
+test5
+test6
DIFF
)
assert_equal 4, diff.size
assert_equal "README1", diff[0].file_name
end
def test_both_git_diff
diff = Redmine::UnifiedDiff.new(<<-DIFF
# HG changeset patch
# User test
# Date 1348014182 -32400
# Node ID d1c871b8ef113df7f1c56d41e6e3bfbaff976e1f
# Parent 180b6605936cdc7909c5f08b59746ec1a7c99b3e
modify test1.txt
diff -r 180b6605936c -r d1c871b8ef11 test1.txt
--- a/test1.txt
+++ b/test1.txt
@@ -1,1 +1,1 @@
-test1
+modify test1
DIFF
)
assert_equal 1, diff.size
assert_equal "test1.txt", diff[0].file_name
end
def test_include_a_b_slash
diff = Redmine::UnifiedDiff.new(<<-DIFF
--- test1.txt
+++ b/test02.txt
@@ -1 +0,0 @@
-modify test1
DIFF
)
assert_equal 1, diff.size
assert_equal "b/test02.txt", diff[0].file_name
diff = Redmine::UnifiedDiff.new(<<-DIFF
--- a/test1.txt
+++ a/test02.txt
@@ -1 +0,0 @@
-modify test1
DIFF
)
assert_equal 1, diff.size
assert_equal "a/test02.txt", diff[0].file_name
diff = Redmine::UnifiedDiff.new(<<-DIFF
--- a/test1.txt
+++ test02.txt
@@ -1 +0,0 @@
-modify test1
DIFF
)
assert_equal 1, diff.size
assert_equal "test02.txt", diff[0].file_name
end
def test_utf8_ja
ja = " text_tip_issue_end_day: "
ja += "\xe3\x81\x93\xe3\x81\xae\xe6\x97\xa5\xe3\x81\xab\xe7\xb5\x82\xe4\xba\x86\xe3\x81\x99\xe3\x82\x8b<span>\xe3\x82\xbf\xe3\x82\xb9\xe3\x82\xaf</span>"
ja.force_encoding('UTF-8') if ja.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(read_diff_fixture('issue-12641-ja.diff'), :type => 'inline')
assert_equal 1, diff.size
assert_equal 12, diff.first.size
assert_equal ja, diff.first[4].html_line_left
end
end
def test_utf8_ru
ru = " other: &quot;\xd0\xbe\xd0\xba\xd0\xbe\xd0\xbb\xd0\xbe %{count} \xd1\x87\xd0\xb0\xd1\x81<span>\xd0\xb0</span>&quot;"
ru.force_encoding('UTF-8') if ru.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(read_diff_fixture('issue-12641-ru.diff'), :type => 'inline')
assert_equal 1, diff.size
assert_equal 8, diff.first.size
assert_equal ru, diff.first[3].html_line_left
end
end
def test_offset_range_ascii_1
raw = <<-DIFF
--- a.txt 2013-04-05 14:19:39.000000000 +0900
+++ b.txt 2013-04-05 14:19:51.000000000 +0900
@@ -1,3 +1,3 @@
aaaa
-abc
+abcd
bbbb
DIFF
diff = Redmine::UnifiedDiff.new(raw, :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal "abc<span></span>", diff.first[1].html_line_left
assert_equal "abc<span>d</span>", diff.first[1].html_line_right
end
def test_offset_range_ascii_2
raw = <<-DIFF
--- a.txt 2013-04-05 14:19:39.000000000 +0900
+++ b.txt 2013-04-05 14:19:51.000000000 +0900
@@ -1,3 +1,3 @@
aaaa
-abc
+zabc
bbbb
DIFF
diff = Redmine::UnifiedDiff.new(raw, :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal "<span></span>abc", diff.first[1].html_line_left
assert_equal "<span>z</span>abc", diff.first[1].html_line_right
end
def test_offset_range_japanese_1
ja1 = "\xe6\x97\xa5\xe6\x9c\xac<span></span>"
ja1.force_encoding('UTF-8') if ja1.respond_to?(:force_encoding)
ja2 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe8\xaa\x9e</span>"
ja2.force_encoding('UTF-8') if ja2.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(
read_diff_fixture('issue-13644-1.diff'), :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal ja1, diff.first[1].html_line_left
assert_equal ja2, diff.first[1].html_line_right
end
end
def test_offset_range_japanese_2
ja1 = "<span></span>\xe6\x97\xa5\xe6\x9c\xac"
ja1.force_encoding('UTF-8') if ja1.respond_to?(:force_encoding)
ja2 = "<span>\xe3\x81\xab\xe3\x81\xa3\xe3\x81\xbd\xe3\x82\x93</span>\xe6\x97\xa5\xe6\x9c\xac"
ja2.force_encoding('UTF-8') if ja2.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(
read_diff_fixture('issue-13644-2.diff'), :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal ja1, diff.first[1].html_line_left
assert_equal ja2, diff.first[1].html_line_right
end
end
def test_offset_range_japanese_3
# UTF-8 The 1st byte differs.
ja1 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe8\xa8\x98</span>"
ja1.force_encoding('UTF-8') if ja1.respond_to?(:force_encoding)
ja2 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe5\xa8\x98</span>"
ja2.force_encoding('UTF-8') if ja2.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(
read_diff_fixture('issue-13644-3.diff'), :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal ja1, diff.first[1].html_line_left
assert_equal ja2, diff.first[1].html_line_right
end
end
def test_offset_range_japanese_4
# UTF-8 The 2nd byte differs.
ja1 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe8\xa8\x98</span>"
ja1.force_encoding('UTF-8') if ja1.respond_to?(:force_encoding)
ja2 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe8\xaa\x98</span>"
ja2.force_encoding('UTF-8') if ja2.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(
read_diff_fixture('issue-13644-4.diff'), :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal ja1, diff.first[1].html_line_left
assert_equal ja2, diff.first[1].html_line_right
end
end
def test_offset_range_japanese_5
# UTF-8 The 2nd byte differs.
ja1 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe8\xa8\x98</span>ok"
ja1.force_encoding('UTF-8') if ja1.respond_to?(:force_encoding)
ja2 = "\xe6\x97\xa5\xe6\x9c\xac<span>\xe8\xaa\x98</span>ok"
ja2.force_encoding('UTF-8') if ja2.respond_to?(:force_encoding)
with_settings :repositories_encodings => '' do
diff = Redmine::UnifiedDiff.new(
read_diff_fixture('issue-13644-5.diff'), :type => 'sbs')
assert_equal 1, diff.size
assert_equal 3, diff.first.size
assert_equal ja1, diff.first[1].html_line_left
assert_equal ja2, diff.first[1].html_line_right
end
end
private
def read_diff_fixture(filename)
File.new(File.join(File.dirname(__FILE__), '/../../../fixtures/diffs', filename)).read
end
end