From 7b8929e0f5b235e69235f59f69d6482f346bf380 Mon Sep 17 00:00:00 2001
From: Nikolay Sivov <nsivov@codeweavers.com>
Date: Tue, 15 Mar 2016 19:54:46 +0300
Subject: [PATCH] xmllite/writer: Implement WriteCData().

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/xmllite/tests/writer.c | 67 +++++++++++++++++++++++++++++++++++++
 dlls/xmllite/writer.c       | 51 ++++++++++++++++++++++++++--
 2 files changed, 115 insertions(+), 3 deletions(-)

diff --git a/dlls/xmllite/tests/writer.c b/dlls/xmllite/tests/writer.c
index a55957e9d97..6f2232e27e6 100644
--- a/dlls/xmllite/tests/writer.c
+++ b/dlls/xmllite/tests/writer.c
@@ -814,6 +814,72 @@ static void test_WriteComment(void)
     IStream_Release(stream);
 }
 
+static void test_WriteCData(void)
+{
+    static const WCHAR closeW[] = {']',']','>',0};
+    static const WCHAR close2W[] = {'a',']',']','>','b',0};
+    static const WCHAR aW[] = {'a',0};
+    static const WCHAR bW[] = {'b',0};
+    IXmlWriter *writer;
+    IStream *stream;
+    HGLOBAL hglobal;
+    HRESULT hr;
+    char *ptr;
+
+    hr = CreateStreamOnHGlobal(NULL, TRUE, &stream);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = pCreateXmlWriter(&IID_IXmlWriter, (void**)&writer, NULL);
+    ok(hr == S_OK, "Expected S_OK, got %08x\n", hr);
+
+    hr = IXmlWriter_SetProperty(writer, XmlWriterProperty_OmitXmlDeclaration, TRUE);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_WriteCData(writer, aW);
+    ok(hr == E_UNEXPECTED, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_SetOutput(writer, (IUnknown*)stream);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_WriteStartElement(writer, NULL, bW, NULL);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_WriteCData(writer, aW);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_WriteCData(writer, NULL);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_WriteCData(writer, closeW);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_WriteCData(writer, close2W);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IXmlWriter_Flush(writer);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = GetHGlobalFromStream(stream, &hglobal);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    ptr = GlobalLock(hglobal);
+    ok(ptr != NULL, "got %p\n", ptr);
+
+    ok(!strncmp(ptr,
+        "<b>"
+        "<![CDATA[a]]>"
+        "<![CDATA[]]>"
+        "<![CDATA[]]]]>"
+        "<![CDATA[>]]>"
+        "<![CDATA[a]]]]>"
+        "<![CDATA[>b]]>", 84), "got %s\n", ptr);
+
+    GlobalUnlock(hglobal);
+
+    IXmlWriter_Release(writer);
+    IStream_Release(stream);
+}
+
 START_TEST(writer)
 {
     if (!init_pointers())
@@ -829,4 +895,5 @@ START_TEST(writer)
     test_bom();
     test_writeenddocument();
     test_WriteComment();
+    test_WriteCData();
 }
diff --git a/dlls/xmllite/writer.c b/dlls/xmllite/writer.c
index 766d33564cb..3e74389020b 100644
--- a/dlls/xmllite/writer.c
+++ b/dlls/xmllite/writer.c
@@ -556,13 +556,58 @@ static HRESULT WINAPI xmlwriter_WriteAttributeString(IXmlWriter *iface, LPCWSTR
     return E_NOTIMPL;
 }
 
-static HRESULT WINAPI xmlwriter_WriteCData(IXmlWriter *iface, LPCWSTR pwszText)
+static void write_cdata_section(xmlwriteroutput *output, const WCHAR *data, int len)
+{
+    static const WCHAR cdataopenW[] = {'<','!','[','C','D','A','T','A','['};
+    static const WCHAR cdatacloseW[] = {']',']','>'};
+    write_output_buffer(output, cdataopenW, ARRAY_SIZE(cdataopenW));
+    if (data)
+        write_output_buffer(output, data, len);
+    write_output_buffer(output, cdatacloseW, ARRAY_SIZE(cdatacloseW));
+}
+
+static HRESULT WINAPI xmlwriter_WriteCData(IXmlWriter *iface, LPCWSTR data)
 {
     xmlwriter *This = impl_from_IXmlWriter(iface);
+    int len;
 
-    FIXME("%p %s\n", This, wine_dbgstr_w(pwszText));
+    TRACE("%p %s\n", This, debugstr_w(data));
 
-    return E_NOTIMPL;
+    switch (This->state)
+    {
+    case XmlWriterState_Initial:
+        return E_UNEXPECTED;
+    case XmlWriterState_ElemStarted:
+        writer_close_starttag(This);
+        break;
+    case XmlWriterState_DocClosed:
+        return WR_E_INVALIDACTION;
+    default:
+        ;
+    }
+
+    len = data ? strlenW(data) : 0;
+
+    if (!len)
+        write_cdata_section(This->output, NULL, 0);
+    else {
+        static const WCHAR cdatacloseW[] = {']',']','>',0};
+        while (len) {
+            const WCHAR *str = strstrW(data, cdatacloseW);
+            if (str) {
+                str += 2;
+                write_cdata_section(This->output, data, str - data);
+                len -= str - data;
+                data = str;
+            }
+            else {
+                write_cdata_section(This->output, data, len);
+                break;
+            }
+        }
+    }
+
+    return S_OK;
 }
 
 static HRESULT WINAPI xmlwriter_WriteCharEntity(IXmlWriter *iface, WCHAR wch)