Jacek Caban : jscript: Added '/' expression implementation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 323e11b4abb0bfa8f347da1789f233e52ca6ed13
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=323e11b4abb0bfa8f347da1789...

Author: Jacek Caban 
Date:   Tue Sep 16 20:47:06 2008 +0200

jscript: Added '/' expression implementation.

---

dlls/jscript/engine.c      |   28 +++++++++++++++++++++++++---
 dlls/jscript/tests/lang.js |   12 ++++++++++++
 2 files changed, 37 insertions(+), 3 deletions(-)

diff --git a/dlls/jscript/engine.c b/dlls/jscript/engine.c
index 82474ba..d9ababa 100644
--- a/dlls/jscript/engine.c
+++ b/dlls/jscript/engine.c
@@ -1558,10 +1558,32 @@ HRESULT mul_expression_eval(exec_ctx_t *ctx, expression_t *_expr, DWORD flags, j
     return binary_expr_eval(ctx, expr, mul_eval, ei, ret);
 }

-HRESULT div_expression_eval(exec_ctx_t *ctx, expression_t *expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+/* ECMA-262 3rd Edition    11.5.2 */
+static HRESULT div_eval(exec_ctx_t *ctx, VARIANT *lval, VARIANT *rval, jsexcept_t *ei, VARIANT *retv)
 {
-    FIXME("\n");
-    return E_NOTIMPL;
+    VARIANT lnum, rnum;
+    HRESULT hres;
+
+    hres = to_number(ctx->parser->script, lval, ei, &lnum);
+    if(FAILED(hres))
+        return hres;
+
+    hres = to_number(ctx->parser->script, rval, ei, &rnum);
+    if(FAILED(hres))
+        return hres;
+
+    num_set_val(retv, num_val(&lnum) / num_val(&rnum));
+    return S_OK;
+}
+
+/* ECMA-262 3rd Edition    11.5.2 */
+HRESULT div_expression_eval(exec_ctx_t *ctx, expression_t *_expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+{
+    binary_expression_t *expr = (binary_expression_t*)_expr;
+
+    TRACE("\n");
+
+    return binary_expr_eval(ctx, expr, div_eval, ei, ret);
 }

HRESULT mod_expression_eval(exec_ctx_t *ctx, expression_t *expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
diff --git a/dlls/jscript/tests/lang.js b/dlls/jscript/tests/lang.js
index 14bf7a9..5b55cd3 100644
--- a/dlls/jscript/tests/lang.js
+++ b/dlls/jscript/tests/lang.js
@@ -193,6 +193,18 @@ tmp = 2.5*3.5;
 ok(tmp === 8.75, "2.5*3.5 !== 8.75");
 ok(getVT(tmp) === "VT_R8", "getVT(2.5*3.5) !== VT_R8");

+tmp = 4/2;
+ok(tmp === 2, "4/2 !== 2");
+ok(getVT(tmp) === "VT_I4", "getVT(4/2) !== VT_I4");
+
+tmp = 4.5/1.5;
+ok(tmp === 3, "4.5/1.5 !== 3");
+ok(getVT(tmp) === "VT_I4", "getVT(4.5/1.5) !== VT_I4");
+
+tmp = 3/2;
+ok(tmp === 1.5, "3/2 !== 1.5");
+ok(getVT(tmp) === "VT_R8", "getVT(3/2) !== VT_R8");
+
 tmp = "ab" + "cd";
 ok(tmp === "abcd", ""ab" + "cd" !== "abcd"");