added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 81 insertions, 0 deletions

diff --git a/trunk/test/scanf/test_scanfblocks.rb b/trunk/test/scanf/test_scanfblocks.rb
new file mode 100644
index 0000000000..907a3c2838
--- /dev/null
+++ b/trunk/test/scanf/test_scanfblocks.rb
@@ -0,0 +1,81 @@
+# $Id$
+#
+# scanf for Ruby
+#
+# Some not very comprehensive tests of block behavior.
+
+
+require 'test/unit'
+require 'scanf'
+require 'tmpdir'
+
+class TestScanfBlock < Test::Unit::TestCase
+
+  def setup
+    @str = <<-EOS
+    Beethoven  1770
+    Bach       1685
+    Handel     1685
+    Scarlatti  1685
+    Brahms     1833
+    EOS
+  end
+  
+alias set_up setup
+  def test_str1
+    res = @str.scanf("%s%d") { |name, year| "#{name} was born in #{year}." }
+    assert_equal(res,
+    [ "Beethoven was born in 1770.",
+      "Bach was born in 1685.",
+      "Handel was born in 1685.",
+      "Scarlatti was born in 1685.",
+      "Brahms was born in 1833." ])
+  end
+
+  def test_str2
+    names = @str.scanf("%s%d") { |name, year| name.upcase }
+    assert_equal(names, ["BEETHOVEN", "BACH", "HANDEL", "SCARLATTI", "BRAHMS"])
+  end
+
+  def test_str3
+    assert_equal("".scanf("%d%f%s") {}, [])
+  end
+
+  def test_str4
+    assert_equal("abc".scanf("%d%f%s") {}, [])
+  end
+
+  def test_str5
+    assert_equal("abc".scanf("") {}, [])
+  end
+
+  def test_io1
+    fn = "#{Dir.tmpdir}/iotest.dat.#{$$}"
+    File.open(fn, "w") { |fh| fh.puts(@str) }
+    fh = File.open(fn, "rb")
+    res = fh.scanf("%s%d") { |name, year| "#{name} was born in #{year}." }
+
+    assert_equal(
+    [ "Beethoven was born in 1770.",
+      "Bach was born in 1685.",
+      "Handel was born in 1685.",
+      "Scarlatti was born in 1685.",
+      "Brahms was born in 1833." ],res)
+    fh.close
+  ensure
+    File.delete(fn)  
+  end
+
+  def test_io2
+    fn = "#{Dir.tmpdir}/iotest.dat.#{$$}"
+    File.open(fn, "w").close
+    fh = File.open(fn,"rb")
+    assert_equal(fh.scanf("") {}, [])
+    fh.seek(0)
+    assert_equal(fh.scanf("%d%f%s") {}, [])
+    fh.close
+  ensure
+    File.delete(fn)  
+  end
+
+end