jscript: Throw URIError in encodeURI function.

dlls/jscript/global.c

@@ -811,8 +811,7 @@ static HRESULT JSGlobal_encodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags
             i = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL)*3;
             if(!i) {
                 SysFreeString(str);
-                FIXME("throw URIError\n");
-                return E_FAIL;
+                return throw_uri_error(ctx, ei, IDS_URI_INVALID_CHAR, NULL);
             }
 
             len += i;

dlls/jscript/jscript_En.rc

@@ -41,6 +41,7 @@ STRINGTABLE DISCARDABLE
     IDS_NOT_BOOL            "Boolean object expected"
     IDS_JSCRIPT_EXPECTED    "JScript object expected"
     IDS_REGEXP_SYNTAX_ERROR "Syntax error in regular expression"
+    IDS_URI_INVALID_CHAR    "URI to be encoded contains invalid characters"
     IDS_INVALID_LENGTH      "Array length must be a finite positive integer"
     IDS_ARRAY_EXPECTED      "Array object expected"
 }

dlls/jscript/resource.h

@@ -37,5 +37,6 @@
 #define IDS_NOT_BOOL                        0x1392
 #define IDS_JSCRIPT_EXPECTED                0x1396
 #define IDS_REGEXP_SYNTAX_ERROR             0x1399
+#define IDS_URI_INVALID_CHAR                0x13A0
 #define IDS_INVALID_LENGTH                  0x13A5
 #define IDS_ARRAY_EXPECTED                  0x13A7

dlls/jscript/tests/api.js

@@ -1705,6 +1705,7 @@ exception_test(function() {eval("if(")}, "SyntaxError", -2146827286);
 exception_test(function() {eval("'unterminated")}, "SyntaxError", -2146827273);
 exception_test(function() {eval("nonexistingfunc()")}, "TypeError", -2146823281);
 exception_test(function() {RegExp(/a/, "g");}, "RegExpError", -2146823271);
+exception_test(function() {encodeURI('\udcaa');}, "URIError", -2146823264);
 
 function testThisExcept(func, number) {
     exception_test(function() {func.call(new Object())}, "TypeError", number);