qdoc: Skip ignored entries in .qhp

Classes marked with \dontdocument do not generate a class reference
page. Skip them when generating the Qt Help project file.

Fixes: QTBUG-86101
Change-Id: Ica80b505f1f23de0dd0ae59272903e1d19eadf93
Reviewed-by: Topi Reiniö <topi.reinio@qt.io>
(cherry picked from commit 7615656ced26a132c6894c080563e74d503be3c7)

4 files changed, 72 insertions, 2 deletions

diff --git a/src/qdoc/helpprojectwriter.cpp b/src/qdoc/helpprojectwriter.cpp
index d411802dc..c534d399b 100644
--- a/src/qdoc/helpprojectwriter.cpp
+++ b/src/qdoc/helpprojectwriter.cpp
@@ -234,7 +234,7 @@ bool HelpProjectWriter::generateSection(HelpProject &project, QXmlStreamWriter &
     if (!node->url().isEmpty() && !(project.includeIndexNodes && !node->url().startsWith("http")))
         return false;
 
-    if (node->isPrivate() || node->isInternal())
+    if (node->isPrivate() || node->isInternal() || node->isDontDocument())
         return false;
 
     if (node->name().isEmpty())
diff --git a/tests/auto/qdoc/generatedoutput/expected_output/dontdocument/dontdocument.qhp b/tests/auto/qdoc/generatedoutput/expected_output/dontdocument/dontdocument.qhp
new file mode 100644
index 000000000..098200a95
--- /dev/null
+++ b/tests/auto/qdoc/generatedoutput/expected_output/dontdocument/dontdocument.qhp
@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<QtHelpProject version="1.0">
+    <namespace>org.qt-project.dontdocument.001</namespace>
+    <virtualFolder>test</virtualFolder>
+    <metaData name="version" value=""/>
+    <filterSection>
+        <toc>
+            <section ref="testcpp-module.html" title="QDoc Test C++ Classes">
+                <section ref="testcpp-module.html" title="Classes">
+                    <section ref="seenclass.html" title="SeenClass Class Reference"/>
+                    <section ref="testqdoc-test.html" title="TestQDoc::Test Class Reference">
+                        <section ref="testqdoc-test-members.html" title="List of all members"/>
+                        <section ref="testqdoc-test-obsolete.html" title="Obsolete members"/>
+                    </section>
+                    <section ref="testqdoc-testderived.html" title="TestQDoc::TestDerived Class Reference">
+                        <section ref="testqdoc-testderived-members.html" title="List of all members"/>
+                    </section>
+                </section>
+            </section>
+        </toc>
+        <keywords>
+            <keyword name="Classes" id="Classes" ref="classes.html"/>
+            <keyword name="QDOCTEST_MACRO" id="QDOCTEST_MACRO" ref="testqdoc.html#QDOCTEST_MACRO"/>
+            <keyword name="QDOCTEST_MACRO2" id="QDOCTEST_MACRO2" ref="testqdoc-test.html#QDOCTEST_MACRO2"/>
+            <keyword name="QDoc Test C++ Classes" id="QDoc Test C++ Classes" ref="testcpp-module.html"/>
+            <keyword name="SeenClass" id="SeenClass" ref="seenclass.html"/>
+            <keyword name="Test" id="TestQDoc::Test" ref="testqdoc-test.html"/>
+            <keyword name="Test::SomeType" id="Test::SomeType" ref="testqdoc-test.html#SomeType-typedef"/>
+            <keyword name="TestDerived" id="TestQDoc::TestDerived" ref="testqdoc-testderived.html"/>
+            <keyword name="TestDerived::DerivedType" id="TestDerived::DerivedType" ref="testqdoc-testderived.html#DerivedType-alias"/>
+            <keyword name="TestDerived::NotTypedef" id="TestDerived::NotTypedef" ref="testqdoc-testderived.html#NotTypedef-alias"/>
+            <keyword name="TestQDoc" id="TestQDoc" ref="testqdoc.html"/>
+            <keyword name="anotherObsoleteMember" id="Test::anotherObsoleteMember" ref="testqdoc-test-obsolete.html#anotherObsoleteMember"/>
+            <keyword name="deprecatedMember" id="Test::deprecatedMember" ref="testqdoc-test-obsolete.html#deprecatedMember"/>
+            <keyword name="inlineFunction" id="Test::inlineFunction" ref="testqdoc-test.html#inlineFunction"/>
+            <keyword name="obsoleteMember" id="Test::obsoleteMember" ref="testqdoc-test-obsolete.html#obsoleteMember"/>
+            <keyword name="overload" id="Test::overload" ref="testqdoc-test.html#overload"/>
+            <keyword name="someFunction" id="Test::someFunction" ref="testqdoc-test.html#someFunction"/>
+            <keyword name="someFunctionDefaultArg" id="Test::someFunctionDefaultArg" ref="testqdoc-test.html#someFunctionDefaultArg"/>
+            <keyword name="virtualFun" id="Test::virtualFun" ref="testqdoc-test.html#virtualFun"/>
+            <keyword name="virtualFun" id="TestDerived::virtualFun" ref="testqdoc-testderived.html#virtualFun"/>
+        </keywords>
+        <files>
+            <file>classes.html</file>
+            <file>seenclass.html</file>
+            <file>testcpp-module.html</file>
+            <file>testqdoc-test-members.html</file>
+            <file>testqdoc-test-obsolete.html</file>
+            <file>testqdoc-test.html</file>
+            <file>testqdoc-testderived-members.html</file>
+            <file>testqdoc-testderived.html</file>
+            <file>testqdoc.html</file>
+        </files>
+    </filterSection>
+</QtHelpProject>
diff --git a/tests/auto/qdoc/generatedoutput/testdata/dontdocument/dontdocument.qdocconf b/tests/auto/qdoc/generatedoutput/testdata/dontdocument/dontdocument.qdocconf
index 117920e56..ef45f50a6 100644
--- a/tests/auto/qdoc/generatedoutput/testdata/dontdocument/dontdocument.qdocconf
+++ b/tests/auto/qdoc/generatedoutput/testdata/dontdocument/dontdocument.qdocconf
@@ -3,5 +3,19 @@ include(../configs/testcpp.qdocconf)
 headers += dont.h
 sources += dont.cpp test.qdoc
 
+qhp.projects                    = DontDocument
+
+qhp.DontDocument.file           = dontdocument.qhp
+qhp.DontDocument.namespace      = org.qt-project.dontdocument.001
+qhp.DontDocument.virtualFolder  = test
+qhp.DontDocument.indexTitle     = QDoc Test C++ Classes
+qhp.DontDocument.indexRoot      =
+
+qhp.DontDocument.subprojects                        = classes
+qhp.DontDocument.subprojects.classes.title          = Classes
+qhp.DontDocument.subprojects.classes.indexTitle     = QDoc Test C++ Classes
+qhp.DontDocument.subprojects.classes.selectors      = class
+qhp.DontDocument.subprojects.classes.sortPages      = true
+
 HTML.nosubdirs = true
 HTML.outputsubdir = dontdocument
diff --git a/tests/auto/qdoc/generatedoutput/tst_generatedoutput.cpp b/tests/auto/qdoc/generatedoutput/tst_generatedoutput.cpp
index fd68159a2..a83ba337f 100644
--- a/tests/auto/qdoc/generatedoutput/tst_generatedoutput.cpp
+++ b/tests/auto/qdoc/generatedoutput/tst_generatedoutput.cpp
@@ -349,7 +349,8 @@ void tst_generatedOutput::dontDocument()
 {
     testAndCompare("testdata/dontdocument/dontdocument.qdocconf",
                    "dontdocument/classes.html "
-                   "dontdocument/seenclass.html");
+                   "dontdocument/seenclass.html "
+                   "dontdocument/dontdocument.qhp");
 }
 
 void tst_generatedOutput::inheritedQmlPropertyGroups()