[PATCH v4 06/11] msscript.ocx: Implement IScriptModuleCollection::Add.

Gabriel Ivăncescu gabrielopcode at gmail.com
Mon Jun 15 08:00:09 CDT 2020


Signed-off-by: Gabriel Ivăncescu <gabrielopcode at gmail.com>
---
 dlls/msscript.ocx/msscript.c       |  68 ++++++++++++--
 dlls/msscript.ocx/tests/msscript.c | 145 ++++++++++++++++++++++++++---
 2 files changed, 194 insertions(+), 19 deletions(-)

diff --git a/dlls/msscript.ocx/msscript.c b/dlls/msscript.ocx/msscript.c
index 2b19785..b2e6cf2 100644
--- a/dlls/msscript.ocx/msscript.c
+++ b/dlls/msscript.ocx/msscript.c
@@ -70,6 +70,7 @@ typedef struct {
     IScriptModule IScriptModule_iface;
     LONG ref;
 
+    BSTR name;
     ScriptHost *host;
 } ScriptModule;
 
@@ -196,6 +197,11 @@ static void release_typelib(void)
     ITypeLib_Release(typelib);
 }
 
+static inline BOOL is_power_of_2(unsigned x)
+{
+    return !(x & (x - 1));
+}
+
 static void clear_named_items(ScriptHost *host)
 {
     struct named_item *item, *item1;
@@ -648,6 +654,7 @@ static ULONG WINAPI ScriptModule_Release(IScriptModule *iface)
     {
         if (This->host)
             IActiveScriptSite_Release(&This->host->IActiveScriptSite_iface);
+        SysFreeString(This->name);
         heap_free(This);
     }
 
@@ -795,7 +802,7 @@ static const IScriptModuleVtbl ScriptModuleVtbl = {
     ScriptModule_Run
 };
 
-static ScriptModule *create_module(void)
+static ScriptModule *create_module(BSTR name)
 {
     ScriptModule *module;
 
@@ -803,7 +810,13 @@ static ScriptModule *create_module(void)
 
     module->IScriptModule_iface.lpVtbl = &ScriptModuleVtbl;
     module->ref = 1;
+    module->name = NULL;
     module->host = NULL;
+    if (name && !(module->name = SysAllocString(name)))
+    {
+        heap_free(module);
+        return NULL;
+    }
     return module;
 }
 
@@ -820,12 +833,18 @@ static void release_modules(ScriptControl *control)
 
 static ScriptModule *find_module(ScriptControl *control, BSTR name)
 {
-    unsigned int len = SysStringLen(name);
+    unsigned int i, len = SysStringLen(name);
 
     if (len == sizeof("Global") - 1 && !wcsicmp(name, L"Global"))
         return control->modules[0];
 
-    /* FIXME: Look for other modules when they can be added */
+    for (i = 1; i < control->module_count; i++)
+    {
+        BSTR module_name = control->modules[i]->name;
+        if (SysStringLen(module_name) == len && !wcsicmp(name, module_name))
+            return control->modules[i];
+    }
+
     return NULL;
 }
 
@@ -980,10 +999,47 @@ static HRESULT WINAPI ScriptModuleCollection_Add(IScriptModuleCollection *iface,
         VARIANT *object, IScriptModule **ppmod)
 {
     ScriptControl *This = impl_from_IScriptModuleCollection(iface);
+    ScriptModule *module, **modules;
+    HRESULT hr;
 
-    FIXME("(%p)->(%s %s %p)\n", This, wine_dbgstr_w(name), wine_dbgstr_variant(object), ppmod);
+    TRACE("(%p)->(%s %s %p)\n", This, wine_dbgstr_w(name), wine_dbgstr_variant(object), ppmod);
 
-    return E_NOTIMPL;
+    if (!ppmod) return E_POINTER;
+    if (!name || V_VT(object) != VT_DISPATCH || find_module(This, name))
+        return E_INVALIDARG;
+    if (!This->host) return E_FAIL;
+
+    /* See if we need to grow the array */
+    if (is_power_of_2(This->module_count))
+    {
+        modules = heap_realloc(This->modules, This->module_count * 2 * sizeof(*This->modules));
+        if (!modules) return E_OUTOFMEMORY;
+        This->modules = modules;
+    }
+
+    if (!(module = create_module(name)))
+        return E_OUTOFMEMORY;
+
+    /* If no object, Windows only calls AddNamedItem without adding a NULL object */
+    if (V_DISPATCH(object))
+        hr = add_script_object(This->host, name, V_DISPATCH(object), 0);
+    else
+        hr = IActiveScript_AddNamedItem(This->host->script, name, SCRIPTITEM_CODEONLY);
+
+    if (FAILED(hr))
+    {
+        IScriptModule_Release(&module->IScriptModule_iface);
+        return hr;
+    }
+
+    module->host = This->host;
+    IActiveScriptSite_AddRef(&module->host->IActiveScriptSite_iface);
+
+    This->modules[This->module_count++] = module;
+
+    *ppmod = &module->IScriptModule_iface;
+    IScriptModule_AddRef(*ppmod);
+    return S_OK;
 }
 
 static const IScriptModuleCollectionVtbl ScriptModuleCollectionVtbl = {
@@ -1248,7 +1304,7 @@ static HRESULT WINAPI ScriptControl_put_Language(IScriptControl *iface, BSTR lan
     modules = heap_alloc_zero(sizeof(*modules));
     if (!modules) return E_OUTOFMEMORY;
 
-    modules[0] = create_module();
+    modules[0] = create_module(NULL);
     if (!modules[0]) {
         heap_free(modules);
         return E_OUTOFMEMORY;
diff --git a/dlls/msscript.ocx/tests/msscript.c b/dlls/msscript.ocx/tests/msscript.c
index 7297b8e..64a4520 100644
--- a/dlls/msscript.ocx/tests/msscript.c
+++ b/dlls/msscript.ocx/tests/msscript.c
@@ -2310,6 +2310,7 @@ static void test_IScriptControl_get_Modules(void)
     IScriptModuleCollection *mods;
     IScriptModule *mod;
     IScriptControl *sc;
+    IUnknown *unknown;
     VARIANT var;
     LONG count;
     HRESULT hr;
@@ -2347,33 +2348,33 @@ static void test_IScriptControl_get_Modules(void)
     V_VT(&var) = VT_EMPTY;
     str = SysAllocString(L"foobar");
     hr = IScriptModuleCollection_Add(mods, str, &var, &mod);
-    todo_wine ok(hr == E_INVALIDARG, "IScriptModuleCollection_Add returned: 0x%08x.\n", hr);
+    ok(hr == E_INVALIDARG, "IScriptModuleCollection_Add returned: 0x%08x.\n", hr);
     hr = IScriptModuleCollection_Add(mods, str, &var, NULL);
-    todo_wine ok(hr == E_POINTER, "IScriptModuleCollection_Add returned: 0x%08x.\n", hr);
+    ok(hr == E_POINTER, "IScriptModuleCollection_Add returned: 0x%08x.\n", hr);
     V_VT(&var) = VT_DISPATCH;
     V_DISPATCH(&var) = NULL;
     hr = IScriptModuleCollection_Add(mods, NULL, &var, &mod);
-    todo_wine ok(hr == E_INVALIDARG, "IScriptModuleCollection_Add returned: 0x%08x.\n", hr);
+    ok(hr == E_INVALIDARG, "IScriptModuleCollection_Add returned: 0x%08x.\n", hr);
     hr = IScriptModuleCollection_Add(mods, str, &var, &mod);
-    todo_wine ok(hr == S_OK, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
-    if (hr == S_OK) IScriptModule_Release(mod);
+    ok(hr == S_OK, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
+    IScriptModule_Release(mod);
     SysFreeString(str);
 
     str = SysAllocString(L"some other Module");
     hr = IScriptModuleCollection_Add(mods, str, &var, &mod);
-    todo_wine ok(hr == S_OK, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
-    if (hr == S_OK) IScriptModule_Release(mod);
+    ok(hr == S_OK, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
+    IScriptModule_Release(mod);
     SysFreeString(str);
 
     /* Adding a module with the same name is invalid (case insensitive) */
     str = SysAllocString(L"FooBar");
     hr = IScriptModuleCollection_Add(mods, str, &var, &mod);
-    todo_wine ok(hr == E_INVALIDARG, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
+    ok(hr == E_INVALIDARG, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
     SysFreeString(str);
 
     hr = IScriptModuleCollection_get_Count(mods, &count);
     ok(hr == S_OK, "IScriptModuleCollection_get_Count failed: 0x%08x.\n", hr);
-    todo_wine ok(count == 3, "count is not 3, got %d.\n", count);
+    ok(count == 3, "count is not 3, got %d.\n", count);
     V_VT(&var) = VT_I4;
     V_I4(&var) = count + 1;
     hr = IScriptModuleCollection_get_Item(mods, var, &mod);
@@ -2403,16 +2404,26 @@ static void test_IScriptControl_get_Modules(void)
     V_VT(&var) = VT_BSTR;
     V_BSTR(&var) = SysAllocString(L"some other module");
     hr = IScriptModuleCollection_get_Item(mods, var, &mod);
-    todo_wine ok(hr == S_OK, "IScriptModuleCollection_get_Item failed: 0x%08x.\n", hr);
+    ok(hr == S_OK, "IScriptModuleCollection_get_Item failed: 0x%08x.\n", hr);
     ok(V_VT(&var) == VT_BSTR, "var type not BSTR, got %d.\n", V_VT(&var));
     VariantClear(&var);
-    if (hr == S_OK) IScriptModule_Release(mod);
+    hr = IScriptModule_get_Name(mod, &str);
+    todo_wine ok(hr == S_OK, "IScriptModule_get_Name failed: 0x%08x.\n", hr);
+    IScriptModule_Release(mod);
+    if (hr == S_OK) SysFreeString(str);
 
     V_VT(&var) = VT_R8;
     V_R8(&var) = 2.0;
     hr = IScriptModuleCollection_get_Item(mods, var, &mod);
-    todo_wine ok(hr == S_OK, "IScriptModuleCollection_get_Item failed: 0x%08x.\n", hr);
-    if (hr == S_OK) IScriptModule_Release(mod);
+    ok(hr == S_OK, "IScriptModuleCollection_get_Item failed: 0x%08x.\n", hr);
+    hr = IScriptModule_get_Name(mod, &str);
+    todo_wine ok(hr == S_OK, "IScriptModule_get_Name failed: 0x%08x.\n", hr);
+    if (hr == S_OK) SysFreeString(str);
+    str = SysAllocString(L"function sub(a, b) { return a - b; }\n");
+    hr = IScriptModule_AddCode(mod, str);
+    todo_wine ok(hr == S_OK, "IScriptModule_AddCode failed: 0x%08x.\n", hr);
+    IScriptModule_Release(mod);
+    SysFreeString(str);
 
     /* The 'Global' module is the same as the script control */
     str = SysAllocString(L"add(10, 5)");
@@ -2425,14 +2436,31 @@ static void test_IScriptControl_get_Modules(void)
     ok(FAILED(hr), "IScriptControl_Eval succeeded: 0x%08x.\n", hr);
     SysFreeString(str);
 
+    /* Grab a module ref and change the language to something valid */
+    V_VT(&var) = VT_I2;
+    V_I2(&var) = 3;
+    hr = IScriptModuleCollection_get_Item(mods, var, &mod);
+    ok(hr == S_OK, "IScriptModuleCollection_get_Item failed: 0x%08x.\n", hr);
     str = SysAllocString(L"vbscript");
     hr = IScriptControl_put_Language(sc, str);
     ok(hr == S_OK, "IScriptControl_put_Language failed: 0x%08x.\n", hr);
     SysFreeString(str);
 
+    /* The module collection changes and module ref is invalid */
     hr = IScriptModuleCollection_get_Count(mods, &count);
     ok(hr == S_OK, "IScriptModuleCollection_get_Count failed: 0x%08x.\n", hr);
     ok(count == 1, "count is not 1, got %d.\n", count);
+    hr = IScriptModule_get_Name(mod, &str);
+    todo_wine ok(hr == E_FAIL, "IScriptModule_get_Name returned: 0x%08x.\n", hr);
+    str = SysAllocString(L"function closed() { }\n");
+    hr = IScriptModule_AddCode(mod, str);
+    todo_wine ok(hr == E_FAIL, "IScriptModule_AddCode failed: 0x%08x.\n", hr);
+    SysFreeString(str);
+    str = SysAllocString(L"sub closed\nend sub");
+    hr = IScriptModule_AddCode(mod, str);
+    todo_wine ok(hr == E_FAIL, "IScriptModule_AddCode failed: 0x%08x.\n", hr);
+    IScriptModule_Release(mod);
+    SysFreeString(str);
 
     IScriptModuleCollection_Release(mods);
     IScriptControl_Release(sc);
@@ -2440,6 +2468,8 @@ static void test_IScriptControl_get_Modules(void)
     /* custom script engine */
     if (have_custom_engine)
     {
+        BSTR code_str;
+
         /* A module collection ref keeps the control alive */
         hr = CoCreateInstance(&CLSID_ScriptControl, NULL, CLSCTX_INPROC_SERVER | CLSCTX_INPROC_HANDLER,
                               &IID_IScriptControl, (void**)&sc);
@@ -2470,6 +2500,7 @@ static void test_IScriptControl_get_Modules(void)
         IScriptModuleCollection_Release(mods);
         CHECK_CALLED(Close);
 
+        /* Add a module with a non-null object and add some code to it */
         hr = CoCreateInstance(&CLSID_ScriptControl, NULL, CLSCTX_INPROC_SERVER | CLSCTX_INPROC_HANDLER,
                               &IID_IScriptControl, (void**)&sc);
         ok(hr == S_OK, "Failed to create IScriptControl interface: 0x%08x.\n", hr);
@@ -2492,6 +2523,36 @@ static void test_IScriptControl_get_Modules(void)
         hr = IScriptControl_get_Modules(sc, &mods);
         ok(hr == S_OK, "IScriptControl_get_Modules failed: 0x%08x.\n", hr);
 
+        SET_EXPECT(AddNamedItem);
+        str = SysAllocString(L"modname");
+        AddNamedItem_expected_name = str;
+        AddNamedItem_expected_flags = 0;
+        V_VT(&var) = VT_DISPATCH;
+        V_DISPATCH(&var) = &testdisp;
+        hr = IScriptModuleCollection_Add(mods, str, &var, &mod);
+        ok(hr == S_OK, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
+        VariantClear(&var);
+        CHECK_CALLED(AddNamedItem);
+
+        unknown = (IUnknown*)0xdeadbeef;
+        hr = IActiveScriptSite_GetItemInfo(site, str, SCRIPTINFO_IUNKNOWN, &unknown, NULL);
+        ok(hr == S_OK, "IActiveScriptSite_GetItemInfo failed: 0x%08x.\n", hr);
+        ok(unknown == (IUnknown*)&testdisp, "Unexpected IUnknown for the item: %p.\n", unknown);
+        IUnknown_Release(unknown);
+
+        SET_EXPECT(SetScriptState_STARTED);
+        SET_EXPECT(ParseScriptText);
+        parse_item_name = str;
+        parse_flags = SCRIPTTEXT_ISVISIBLE;
+        code_str = SysAllocString(L"some code");
+        hr = IScriptModule_AddCode(mod, code_str);
+        todo_wine ok(hr == S_OK, "IScriptControl_AddCode failed: 0x%08x.\n", hr);
+        todo_wine CHECK_CALLED(SetScriptState_STARTED);
+        todo_wine CHECK_CALLED(ParseScriptText);
+        SysFreeString(code_str);
+        SysFreeString(str);
+
+        /* Keep the module ref before changing the language */
         SET_EXPECT(Close);
         hr = IScriptControl_put_Language(sc, NULL);
         ok(hr == S_OK, "IScriptControl_put_Language failed: 0x%08x.\n", hr);
@@ -2499,6 +2560,64 @@ static void test_IScriptControl_get_Modules(void)
         IScriptModuleCollection_Release(mods);
         IActiveScriptSite_Release(site);
         IScriptControl_Release(sc);
+        IScriptModule_Release(mod);
+
+        /* Now try holding a module ref while closing the script */
+        hr = CoCreateInstance(&CLSID_ScriptControl, NULL, CLSCTX_INPROC_SERVER | CLSCTX_INPROC_HANDLER,
+                              &IID_IScriptControl, (void**)&sc);
+        ok(hr == S_OK, "Failed to create IScriptControl interface: 0x%08x.\n", hr);
+
+        SET_EXPECT(CreateInstance);
+        SET_EXPECT(SetInterfaceSafetyOptions);
+        SET_EXPECT(SetScriptSite);
+        SET_EXPECT(QI_IActiveScriptParse);
+        SET_EXPECT(InitNew);
+        str = SysAllocString(L"testscript");
+        hr = IScriptControl_put_Language(sc, str);
+        ok(hr == S_OK, "IScriptControl_put_Language failed: 0x%08x.\n", hr);
+        SysFreeString(str);
+        CHECK_CALLED(CreateInstance);
+        CHECK_CALLED(SetInterfaceSafetyOptions);
+        CHECK_CALLED(SetScriptSite);
+        CHECK_CALLED(QI_IActiveScriptParse);
+        CHECK_CALLED(InitNew);
+
+        hr = IScriptControl_get_Modules(sc, &mods);
+        ok(hr == S_OK, "IScriptControl_get_Modules failed: 0x%08x.\n", hr);
+
+        SET_EXPECT(AddNamedItem);
+        str = SysAllocString(L"foo");
+        AddNamedItem_expected_name = str;
+        AddNamedItem_expected_flags = SCRIPTITEM_CODEONLY;
+        V_VT(&var) = VT_DISPATCH;
+        V_DISPATCH(&var) = NULL;
+        hr = IScriptModuleCollection_Add(mods, str, &var, &mod);
+        ok(hr == S_OK, "IScriptModuleCollection_Add failed: 0x%08x.\n", hr);
+        VariantClear(&var);
+        CHECK_CALLED(AddNamedItem);
+
+        unknown = (IUnknown*)0xdeadbeef;
+        hr = IActiveScriptSite_GetItemInfo(site, str, SCRIPTINFO_IUNKNOWN, &unknown, NULL);
+        ok(hr == TYPE_E_ELEMENTNOTFOUND, "IActiveScriptSite_GetItemInfo returned: 0x%08x.\n", hr);
+        IScriptModuleCollection_Release(mods);
+        IActiveScriptSite_Release(site);
+        IScriptControl_Release(sc);
+
+        SET_EXPECT(SetScriptState_STARTED);
+        SET_EXPECT(ParseScriptText);
+        parse_item_name = str;
+        parse_flags = SCRIPTTEXT_ISVISIBLE;
+        code_str = SysAllocString(L"code after close");
+        hr = IScriptModule_AddCode(mod, code_str);
+        todo_wine ok(hr == S_OK, "IScriptControl_AddCode failed: 0x%08x.\n", hr);
+        todo_wine CHECK_CALLED(SetScriptState_STARTED);
+        todo_wine CHECK_CALLED(ParseScriptText);
+        SysFreeString(code_str);
+        SysFreeString(str);
+
+        SET_EXPECT(Close);
+        IScriptModule_Release(mod);
+        CHECK_CALLED(Close);
     }
 }
 
-- 
2.21.0




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