From f9ca2119e403653cdf529646d3a3790c5c473ac2 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 3 Mar 2009 06:03:23 +0000
Subject: * test/dl: moved from ext/dl/test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22717 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/dl/test_import.rb | 154 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 154 insertions(+)
 create mode 100644 test/dl/test_import.rb

(limited to 'test/dl/test_import.rb')

diff --git a/test/dl/test_import.rb b/test/dl/test_import.rb
new file mode 100644
index 0000000000..8514f8298e
--- /dev/null
+++ b/test/dl/test_import.rb
@@ -0,0 +1,154 @@
+require 'test_base'
+require 'dl/import'
+
+module DL
+  module LIBC
+    extend Importer
+    dlload LIBC_SO, LIBM_SO
+
+    typealias 'string', 'char*'
+    typealias 'FILE*', 'void*'
+
+    extern "void *strcpy(char*, char*)"
+    extern "int isdigit(int)"
+    extern "double atof(string)"
+    extern "unsigned long strtoul(char*, char **, int)"
+    extern "int qsort(void*, unsigned long, unsigned long, void*)"
+    extern "int fprintf(FILE*, char*)"
+    extern "int gettimeofday(timeval*, timezone*)" rescue nil
+
+    QsortCallback = bind("void *qsort_callback(void*, void*)", :temp)
+    BoundQsortCallback = bind("void *qsort_callback(void*, void*)"){|ptr1,ptr2| ptr1[0] <=> ptr2[0]}
+    Timeval = struct [
+      "long tv_sec",
+      "long tv_usec",
+    ]
+    Timezone = struct [
+      "int tz_minuteswest",
+      "int tz_dsttime",
+    ]
+    MyStruct = struct [
+      "short num[5]",
+      "char c",
+      "unsigned char buff[7]",
+    ]
+
+    CallCallback = bind("void call_callback(void*, void*)"){|ptr1, ptr2|
+      f = Function.new(CFunc.new(ptr1.to_i, DL::TYPE_VOID, "<anonymous>"), [TYPE_VOIDP])
+      f.call(ptr2)
+    }
+    CarriedFunction = bind("void callback_function(void*)", :carried, 0)
+  end
+
+  class TestImport < TestBase
+    def test_malloc()
+      s1 = LIBC::Timeval.malloc()
+      s2 = LIBC::Timeval.malloc()
+      assert_not_equal(s1.to_ptr.to_i, s2.to_ptr.to_i)
+    end
+
+    def test_sizeof()
+      assert_equal(DL::SIZEOF_VOIDP, LIBC.sizeof("FILE*"))
+      assert_equal(LIBC::MyStruct.size(), LIBC.sizeof(LIBC::MyStruct))
+    end
+
+    def test_unsigned_result()
+      d = (2 ** 31) + 1
+      
+      r = LIBC.strtoul(d.to_s, 0, 0)
+      assert_equal(d, r)
+    end
+
+    def test_io()
+      if( RUBY_PLATFORM != DL::BUILD_RUBY_PLATFORM )
+        return
+      end
+      io_in,io_out = IO.pipe()
+      LIBC.fprintf(io_out, "hello")
+      io_out.flush()
+      io_out.close()
+      str = io_in.read()
+      io_in.close()
+      assert_equal("hello", str)
+    end
+
+    def test_value()
+      i = LIBC.value('int', 2)
+      assert_equal(2, i.value)
+      
+      d = LIBC.value('double', 2.0)
+      assert_equal(2.0, d.value)
+
+      ary = LIBC.value('int[3]', [0,1,2])
+      assert_equal([0,1,2], ary.value)
+    end
+
+    def test_carried_function()
+      data1 = "data"
+      data2 = nil
+      LIBC.call_callback(LIBC::CarriedFunction, LIBC::CarriedFunction.create_carrier(data1)){|d|
+        data2 = d
+      }
+      assert_equal(data1, data2)
+    end
+
+    def test_struct()
+      s = LIBC::MyStruct.malloc()
+      s.num = [0,1,2,3,4]
+      s.c = ?a.ord
+      s.buff = "012345\377"
+      assert_equal([0,1,2,3,4], s.num)
+      assert_equal(?a.ord, s.c)
+      assert_equal([?0.ord,?1.ord,?2.ord,?3.ord,?4.ord,?5.ord,?\377.ord], s.buff)
+    end
+
+    def test_gettimeofday()
+      if( defined?(LIBC.gettimeofday) )
+        timeval = LIBC::Timeval.malloc()
+        timezone = LIBC::Timezone.malloc()
+        LIBC.gettimeofday(timeval, timezone)
+        cur = Time.now()
+        assert(cur.to_i - 2 <= timeval.tv_sec && timeval.tv_sec <= cur.to_i)
+      end
+    end
+
+    def test_strcpy()
+      buff = "000"
+      str = LIBC.strcpy(buff, "123")
+      assert_equal("123", buff)
+      assert_equal("123", str.to_s)
+    end
+
+    def test_isdigit()
+      r1 = LIBC.isdigit(?1.ord)
+      r2 = LIBC.isdigit(?2.ord)
+      rr = LIBC.isdigit(?r.ord)
+      assert_positive(r1)
+      assert_positive(r2)
+      assert_zero(rr)
+    end
+
+    def test_atof()
+      r = LIBC.atof("12.34")
+      assert_match(12.00..13.00, r)
+    end
+
+    def test_strtod()
+      f = Function.new(CFunc.new(@libc['strtod'], TYPE_DOUBLE, 'strtod'),
+                       [TYPE_VOIDP, TYPE_VOIDP])
+      buff1 = "12.34"
+      buff2 = "     "
+      r = f.call(buff1, buff2)
+      assert_match(12.00..13.00, r)
+    end
+
+    def test_qsort()
+      buff = "9341"
+      LIBC.qsort(buff, buff.size, 1, LIBC::QsortCallback){|ptr1,ptr2| ptr1[0] <=> ptr2[0]}
+      assert_equal("1349", buff)
+      buff = "9341"
+      LIBC.qsort(buff, buff.size, 1, LIBC::BoundQsortCallback)
+      assert_equal("1349", buff)
+    end
+  end
+end
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