Shuai Meng : vbscript: Implemented Exp.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b193c84485999e44c813524b0a423fd3ab793823
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b193c84485999e44c813524b0a423fd3ab793823

Author: Shuai Meng <mengshuaicalendr at gmail.com>
Date:   Mon Aug 18 23:12:45 2014 +0800

vbscript: Implemented Exp.

---

 dlls/vbscript/global.c      | 10 ++++++++--
 dlls/vbscript/tests/api.vbs | 19 +++++++++++++++++++
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/dlls/vbscript/global.c b/dlls/vbscript/global.c
index a236d42..0bb7ccc 100644
--- a/dlls/vbscript/global.c
+++ b/dlls/vbscript/global.c
@@ -711,8 +711,14 @@ static HRESULT Global_Tan(vbdisp_t *This, VARIANT *arg, unsigned args_cnt, VARIA
 
 static HRESULT Global_Exp(vbdisp_t *This, VARIANT *arg, unsigned args_cnt, VARIANT *res)
 {
-    FIXME("\n");
-    return E_NOTIMPL;
+    HRESULT hres;
+    double d;
+
+    hres = to_double(arg, &d);
+    if(FAILED(hres))
+        return hres;
+
+    return return_double(res, exp(d));
 }
 
 static HRESULT Global_Log(vbdisp_t *This, VARIANT *arg, unsigned args_cnt, VARIANT *res)
diff --git a/dlls/vbscript/tests/api.vbs b/dlls/vbscript/tests/api.vbs
index 30dbee6..2899b97 100644
--- a/dlls/vbscript/tests/api.vbs
+++ b/dlls/vbscript/tests/api.vbs
@@ -1188,4 +1188,23 @@ Call ok(getVT(Atn(True)) = "VT_R8", "getVT(Atn(True)) = " & getVT(Atn(True)))
 Call ok(Approch(Atn(CByte(255)), 1.5668), "Atn(CByte(255)) = " & Atn(CByte(255)))
 Call ok(getVT(Atn(CByte(255))) = "VT_R8", "getVT(Atn(CByte(255))) = " & getVT(Atn(CByte(255))))
 
+Call ok(Approch(Exp(Empty), 1), "Exp(Empty) = " & Exp(Empty))
+Call ok(getVT(Exp(Empty)) = "VT_R8", "getVT(Exp(Empty)) = " & getVT(Exp(Empty)))
+Call ok(Approch(Exp(1), 2.7182), "Exp(1) = " & Exp(1))
+Call ok(getVT(Exp(1)) = "VT_R8", "getVT(Exp(1)) = " & getVT(Exp(1)))
+Call ok(Approch(Exp(CCur(-1)), 0.3678), "Exp(CCur(-1)) = " & Exp(CCur(-1)))
+Call ok(getVT(Exp(CCur(-1))) = "VT_R8", "getVT(Exp(CCur(-1))) = " & getVT(Exp(CCur(-1))))
+Call ok(Approch(Exp(CSng(0.5)), 1.6487), "Exp(CSng(0.5)) = " & Exp(CSng(0.5)))
+Call ok(getVT(Exp(CSng(0.5))) = "VT_R8", "getVT(Exp(CSng(PI))) = " & getVT(Exp(CSng(PI))))
+Call ok(Approch(Exp(-0.5), 0.6065), "Exp(-0.5) = " & Exp(-0.5))
+Call ok(getVT(Exp(-0.5)) = "VT_R8", "getVT(Exp(-0.5)) = " & getVT(Exp(-0.5)))
+Call ok(Approch(Exp("-2"), 0.1353), "Exp(""-2"") = " & Exp("-2"))
+Call ok(getVT(Exp("-2")) = "VT_R8", "getVT(Exp(""-2"")) = " & getVT(Exp("-2")))
+Call ok(Approch(Exp(False), 1), "Exp(False) = " & Exp(False))
+Call ok(getVT(Exp(False)) = "VT_R8", "getVT(Exp(False)) = " & getVT(Exp(False)))
+Call ok(Approch(Exp(True), 0.3678), "Exp(True) = " & Exp(True))
+Call ok(getVT(Exp(True)) = "VT_R8", "getVT(Exp(True)) = " & getVT(Exp(True)))
+Call ok(Approch(Exp(CByte(2)), 7.389), "Exp(CByte(2)) = " & Exp(CByte(2)))
+Call ok(getVT(Exp(CByte(2))) = "VT_R8", "getVT(Exp(CByte(2))) = " & getVT(Exp(CByte(2))))
+
 Call reportSuccess()