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Add bignum test based on user comment.

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This commit is contained in:
James Roseborough
2011-01-12 18:10:33 +00:00
parent af814a986e
commit e1909e734a
1 changed files with 23 additions and 0 deletions
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23
test/junit/org/luaj/vm2/lib/jse/LuaJavaCoercionTest.java
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@@ -244,4 +244,27 @@ public class LuaJavaCoercionTest extends TestCase {
assertEquals( "foo-nil", v.arrayargsMethod("foo", null) ); assertEquals( "foo-nil", v.arrayargsMethod("foo", null) );
} }
public void testBigNum() {
String script =
"bigNumA = luajava.newInstance('java.math.BigDecimal','12345678901234567890');\n" +
"bigNumB = luajava.newInstance('java.math.BigDecimal','12345678901234567890');\n" +
"bigNumC = bigNumA:multiply(bigNumB);\n" +
//"print(bigNumA:toString())\n" +
//"print(bigNumB:toString())\n" +
//"print(bigNumC:toString())\n" +
"return bigNumA:toString(), bigNumB:toString(), bigNumC:toString()";
Varargs chunk = _G.get("loadstring").call(LuaValue.valueOf(script));
if ( ! chunk.arg1().toboolean() )
fail( chunk.arg(2).toString() );
Varargs results = chunk.arg1().invoke();
int nresults = results.narg();
String sa = results.tojstring(1);
String sb = results.tojstring(2);
String sc = results.tojstring(3);
assertEquals( 3, nresults );
assertEquals( "12345678901234567890", sa );
assertEquals( "12345678901234567890", sb );
assertEquals( "152415787532388367501905199875019052100", sc );
}
} }