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-rw-r--r--test/iconv/test_partial.rb41
1 files changed, 41 insertions, 0 deletions
diff --git a/test/iconv/test_partial.rb b/test/iconv/test_partial.rb
new file mode 100644
index 00000000000..fb31c9e3e81
--- /dev/null
+++ b/test/iconv/test_partial.rb
@@ -0,0 +1,41 @@
+require File.join(File.dirname(__FILE__), "utils.rb")
+
+class TestIconv
+ def test_partial_ascii
+ c = Iconv.open(ASCII, ASCII)
+ ref = '[ruby-core:17092]'
+ rescue
+ return
+ else
+ assert_equal("abc", c.iconv("abc"))
+ assert_equal("c", c.iconv("abc", 2), "#{ref}: with start")
+ assert_equal("c", c.iconv("abc", 2, 1), "#{ref}: with start, length")
+ assert_equal("c", c.iconv("abc", 2, 5), "#{ref}: with start, longer length")
+ assert_equal("bc", c.iconv("abc", -2), "#{ref}: with nagative start")
+ assert_equal("b", c.iconv("abc", -2, 1), "#{ref}: with nagative start, length")
+ assert_equal("bc", c.iconv("abc", -2, 5), "#{ref}: with nagative start, longer length")
+ assert_equal("", c.iconv("abc", 5), "#{ref}: with OOB")
+ assert_equal("", c.iconv("abc", 5, 2), "#{ref}: with OOB, length")
+ ensure
+ c.close if c
+ end
+
+ def test_partial_euc2sjis
+ c = Iconv.open('SHIFT_JIS', 'EUC-JP')
+ rescue
+ return
+ else
+ assert_equal(SJIS_STR[0, 2], c.iconv(EUCJ_STR, 0, 2))
+ assert_equal(SJIS_STR, c.iconv(EUCJ_STR, 0, 20))
+ assert_equal(SJIS_STR[2..-1], c.iconv(EUCJ_STR, 2))
+ assert_equal(SJIS_STR[2, 2], c.iconv(EUCJ_STR, 2, 2))
+ assert_equal(SJIS_STR[2..-1], c.iconv(EUCJ_STR, 2, 20))
+ assert_equal(SJIS_STR[-4..-1], c.iconv(EUCJ_STR, -4))
+ assert_equal(SJIS_STR[-4, 2], c.iconv(EUCJ_STR, -4, 2))
+ assert_equal(SJIS_STR[-4..-1], c.iconv(EUCJ_STR, -4, 20))
+ assert_equal("", c.iconv(EUCJ_STR, 20))
+ assert_equal("", c.iconv(EUCJ_STR, 20, 2))
+ ensure
+ c.close
+ end
+end if defined?(::Iconv)