compilerplugins/clang/test/xmlimport.cxx

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include "sal/config.h"
  11
  12 // Cannot include this, makes clang crash
  13 //#include "xmloff/xmlimp.hxx"
  14 // Cannot include this, cannot be found
  15 //#include <xmloff/xmlictxt.hxx>
  16
  17 #include <com/sun/star/uno/Reference.hxx>
  18 #include <rtl/ref.hxx>
  19
  20 namespace com::sun::star::xml::sax
  21 {
  22 class XAttributeList;
  23 class XFastContextHandler;
  24 }
  25
  26 class SvXMLImportContext;
  27 typedef rtl::Reference<SvXMLImportContext> SvXMLImportContextRef;
  28 class SvXMLImportContext
  29 {
  30 public:
  31     virtual ~SvXMLImportContext() {}
  32
  33     virtual void startFastElement() {}
  34     virtual void endFastElement() {}
  35     virtual void characters(const OUString&) {}
  36     virtual css::uno::Reference<css::xml::sax::XFastContextHandler> createFastChildContext()
  37     {
  38         return nullptr;
  39     }
  40     virtual css::uno::Reference<css::xml::sax::XFastContextHandler> createUnknownChildContext()
  41     {
  42         return nullptr;
  43     }
  44
  45     virtual void StartElement(const css::uno::Reference<css::xml::sax::XAttributeList>&) {}
  46     virtual void EndElement() {}
  47     virtual void Characters(const OUString&) {}
  48     virtual SvXMLImportContextRef CreateChildContext() { return nullptr; }
  49
  50     void acquire();
  51     void release();
  52
  53     void xxx(); // just here to avoid triggering a warning I don't want to check for
  54 };
  55
  56 class Test1 : public SvXMLImportContext
  57 {
  58 public:
  59     // expected-error@+1 {{cannot override both startFastElement and StartElement [loplugin:xmlimport]}}
  60     virtual void startFastElement() override { xxx(); }
  61     // expected-error@+1 {{cannot override both startFastElement and StartElement [loplugin:xmlimport]}}
  62     virtual void StartElement(const css::uno::Reference<css::xml::sax::XAttributeList>&) override
  63     {
  64         xxx();
  65     }
  66 };
  67
  68 class Test2 : public SvXMLImportContext
  69 {
  70 public:
  71     // expected-error@+1 {{cannot override both endFastElement and EndElement [loplugin:xmlimport]}}
  72     virtual void endFastElement() override { xxx(); }
  73     // expected-error@+1 {{cannot override both endFastElement and EndElement [loplugin:xmlimport]}}
  74     virtual void EndElement() override { xxx(); }
  75 };
  76
  77 class Test3 : public SvXMLImportContext
  78 {
  79 public:
  80     // expected-error@+1 {{cannot override both characters and Characters [loplugin:xmlimport]}}
  81     virtual void Characters(const OUString&) override { xxx(); }
  82     // expected-error@+1 {{cannot override both characters and Characters [loplugin:xmlimport]}}
  83     virtual void characters(const OUString&) override { xxx(); }
  84 };
  85
  86 class Test7 : public SvXMLImportContext
  87 {
  88 public:
  89     virtual void startFastElement() override
  90     {
  91         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
  92         SvXMLImportContext::startFastElement();
  93     }
  94     virtual void endFastElement() override
  95     {
  96         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
  97         SvXMLImportContext::endFastElement();
  98     }
  99     virtual void characters(const OUString& rChars) override
 100     {
 101         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 102         SvXMLImportContext::characters(rChars);
 103     }
 104     virtual css::uno::Reference<css::xml::sax::XFastContextHandler>
 105     createFastChildContext() override
 106     {
 107         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 108         return SvXMLImportContext::createFastChildContext();
 109     }
 110     virtual css::uno::Reference<css::xml::sax::XFastContextHandler>
 111     createUnknownChildContext() override
 112     {
 113         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 114         return SvXMLImportContext::createUnknownChildContext();
 115     }
 116 };
 117
 118 class Test8 : public SvXMLImportContext
 119 {
 120 public:
 121     virtual void
 122     StartElement(const css::uno::Reference<css::xml::sax::XAttributeList>& xAttrList) override
 123     {
 124         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 125         SvXMLImportContext::StartElement(xAttrList);
 126     }
 127     virtual void EndElement() override
 128     {
 129         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 130         SvXMLImportContext::EndElement();
 131     }
 132     virtual void Characters(const OUString& rChars) override
 133     {
 134         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 135         SvXMLImportContext::Characters(rChars);
 136     }
 137     virtual SvXMLImportContextRef CreateChildContext() override
 138     {
 139         // expected-error@+1 {{don't call this superclass method [loplugin:xmlimport]}}
 140         return SvXMLImportContext::CreateChildContext();
 141     }
 142 };
 143
 144 // no warning expected
 145 class Test9a : public SvXMLImportContext
 146 {
 147 public:
 148     virtual void StartElement(const css::uno::Reference<css::xml::sax::XAttributeList>&) override
 149     {
 150         xxx();
 151     }
 152 };
 153 class Test9b : public Test9a
 154 {
 155 public:
 156     virtual void
 157     StartElement(const css::uno::Reference<css::xml::sax::XAttributeList>& xAttrList) override
 158     {
 159         Test9a::StartElement(xAttrList);
 160     }
 161 };
 162
 163 class Test10a : public SvXMLImportContext
 164 {
 165 public:
 166     // expected-error@+1 {{empty, should be removed [loplugin:xmlimport]}}
 167     virtual void startFastElement() override {}
 168     // expected-error@+1 {{empty, should be removed [loplugin:xmlimport]}}
 169     virtual void endFastElement() override {}
 170     // expected-error@+1 {{empty, should be removed [loplugin:xmlimport]}}
 171     virtual void characters(const OUString&) override {}
 172     // expected-error@+1 {{empty, should be removed [loplugin:xmlimport]}}
 173     virtual css::uno::Reference<css::xml::sax::XFastContextHandler>
 174     createFastChildContext() override
 175     {
 176         return nullptr;
 177     }
 178     // expected-error@+1 {{empty, should be removed [loplugin:xmlimport]}}
 179     virtual css::uno::Reference<css::xml::sax::XFastContextHandler>
 180     createUnknownChildContext() override
 181     {
 182         return nullptr;
 183     }
 184 };
 185 // no warning expected
 186 class Test10b : public SvXMLImportContext
 187 {
 188 public:
 189     virtual void StartElement(const css::uno::Reference<css::xml::sax::XAttributeList>&) override {}
 190     virtual void EndElement() override {}
 191     virtual void Characters(const OUString&) override {}
 192     virtual SvXMLImportContextRef CreateChildContext() override { return nullptr; }
 193 };
 194
 195 enum XmlTokens
 196 {
 197     XML_TOK_1
 198 };
 199
 200 void test20(sal_uInt32 p, sal_uInt16 q, XmlTokens e)
 201 {
 202     // expected-error@+1 {{comparing XML_TOK enum to 'sal_uInt32', expected sal_uInt16 [loplugin:xmlimport]}}
 203     if (p == XML_TOK_1)
 204         ;
 205     // no warning expected
 206     if (q == XML_TOK_1)
 207         ;
 208     switch (p)
 209     {
 210         // expected-error@+1 {{comparing XML_TOK enum to 'sal_uInt32', expected sal_uInt16 [loplugin:xmlimport]}}
 211         case XML_TOK_1:
 212             break;
 213     }
 214     switch (q)
 215     {
 216         // no warning expected
 217         case XML_TOK_1:
 218             break;
 219     }
 220     switch (e)
 221     {
 222         // no warning expected
 223         case XML_TOK_1:
 224             break;
 225     }
 226 }
 227 void callInt32(sal_Int32);
 228 void test21()
 229 {
 230     // expected-error@+1 {{passing XML_TOK enum to 'sal_Int32', wrong param or XML token type [loplugin:xmlimport]}}
 231     callInt32(XML_TOK_1);
 232 }
 233 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */