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-rw-r--r--test/dl/test_import.rb154
1 files changed, 154 insertions, 0 deletions
diff --git a/test/dl/test_import.rb b/test/dl/test_import.rb
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+++ b/test/dl/test_import.rb
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+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