* file.c (rb_file_s_extname): fix for spaces before extention.

[ruby-dev:38044]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22394 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/ruby/test_file_exhaustive.rb

@@ -42,7 +42,7 @@ class TestFileExhaustive < Test::Unit::TestCase
   def test_path
     file = @file
 
-    assert_equal(file, File.new(file).path)
+    assert_equal(file, File.open(file) {|f| f.path})
     assert_equal(file, File.path(file))
     o = Object.new
     class << o; self; end.class_eval do
@@ -90,9 +90,9 @@ class TestFileExhaustive < Test::Unit::TestCase
       assert_kind_of(String, fs1.inspect)
     end
     assert_raise(Errno::ENOENT) { File.stat(@nofile) }
-    assert_kind_of(File::Stat, File.new(@file).stat)
+    assert_kind_of(File::Stat, File.open(@file) {|f| f.stat})
     assert_raise(Errno::ENOENT) { File.lstat(@nofile) }
-    assert_kind_of(File::Stat, File.new(@file).lstat)
+    assert_kind_of(File::Stat, File.open(@file) {|f| f.lstat})
   end
 
   def test_directory_p
@@ -272,7 +272,7 @@ class TestFileExhaustive < Test::Unit::TestCase
 
   def test_atime
     t1 = File.atime(@file)
-    t2 = File.new(@file).atime
+    t2 = File.open(@file) {|f| f.atime}
     assert_kind_of(Time, t1)
     assert_kind_of(Time, t2)
     assert_equal(t1, t2)
@@ -281,7 +281,7 @@ class TestFileExhaustive < Test::Unit::TestCase
 
   def test_mtime
     t1 = File.mtime(@file)
-    t2 = File.new(@file).mtime
+    t2 = File.open(@file) {|f| f.mtime}
     assert_kind_of(Time, t1)
     assert_kind_of(Time, t2)
     assert_equal(t1, t2)
@@ -290,7 +290,7 @@ class TestFileExhaustive < Test::Unit::TestCase
 
   def test_ctime
     t1 = File.ctime(@file)
-    t2 = File.new(@file).ctime
+    t2 = File.open(@file) {|f| f.ctime}
     assert_kind_of(Time, t1)
     assert_kind_of(Time, t2)
     assert_equal(t1, t2)
@@ -301,7 +301,7 @@ class TestFileExhaustive < Test::Unit::TestCase
     return if /cygwin|mswin|bccwin|mingw|emx/ =~ RUBY_PLATFORM
     assert_equal(1, File.chmod(0444, @file))
     assert_equal(0444, File.stat(@file).mode % 01000)
-    assert_equal(0, File.new(@file).chmod(0222))
+    assert_equal(0, File.open(@file) {|f| f.chmod(0222)})
     assert_equal(0222, File.stat(@file).mode % 01000)
     File.chmod(0600, @file)
     assert_raise(Errno::ENOENT) { File.chmod(0600, @nofile) }
@@ -412,25 +412,24 @@ class TestFileExhaustive < Test::Unit::TestCase
 
   def test_extname
     assert(".test", File.extname(@file))
-    assert_equal("", File.extname("foo"))
-    assert_equal("", File.extname("/foo"))
-    assert_equal("", File.extname(".foo"))
-    assert_equal("", File.extname("/.foo"))
-    assert_equal("", File.extname("bar/.foo"))
-    assert_equal("", File.extname("/bar/.foo"))
-    assert_equal(".ext", File.extname("foo.ext"))
-    assert_equal(".ext", File.extname("/foo.ext"))
-    assert_equal(".ext", File.extname(".foo.ext"))
-    assert_equal(".ext", File.extname("/.foo.ext"))
-    assert_equal(".ext", File.extname("bar/.foo.ext"))
-    assert_equal(".ext", File.extname("/bar/.foo.ext"))
-    assert_equal("", File.extname(""))
+    prefixes = ["", "/", ".", "/.", "bar/.", "/bar/."]
+    infixes = ["", " ", "."]
+    infixes2 = infixes + [".ext "]
+    appendixes = [""]
     if /cygwin|mingw|mswin|bccwin/ =~ RUBY_PLATFORM
-      assert_equal("", File.extname("foo "))
-      assert_equal(".ext", File.extname("foo.ext "))
-      assert_equal(".ext", File.extname("foo.ext."))
-      assert_equal(".ext", File.extname("foo.ext::$DATA"))
-      assert_equal("", File.extname("foo::$DATA.ext"))
+      appendixes << " " << "." << "::$DATA" << "::$DATA.bar"
+    end
+    prefixes.each do |prefix|
+      appendixes.each do |appendix|
+        infixes.each do |infix|
+          path = "#{prefix}foo#{infix}#{appendix}"
+          assert_equal("", File.extname(path), "File.extname(#{path.inspect})")
+        end
+        infixes2.each do |infix|
+          path = "#{prefix}foo#{infix}.ext#{appendix}"
+          assert_equal(".ext", File.extname(path), "File.extname(#{path.inspect})")
+        end
+      end
     end
   end
 
@@ -470,7 +469,7 @@ class TestFileExhaustive < Test::Unit::TestCase
     f.close
     make_file("foo", @file)
 
-    assert_raise(IOError) { File.new(@file).truncate(0) }
+    assert_raise(IOError) { File.open(@file) {|f| f.truncate(0)} }
   rescue NotImplementedError
   end