Add a new reporter customization point: reporting all assertions

By opting the JUnit and XML reporters into it, we no longer run
into problem where they underreport the results without `-s` flag.

Related to #1264, #1267, #1310

include/internal/catch_interfaces_reporter.h

@@ -42,6 +42,7 @@ namespace Catch {
 
     struct ReporterPreferences {
         bool shouldRedirectStdOut = false;
+        bool shouldReportAllAssertions = false;
     };
 
     template<typename T>

include/internal/catch_run_context.cpp

@@ -17,7 +17,7 @@ namespace Catch {
         m_config(_config),
         m_reporter(std::move(reporter)),
         m_lastAssertionInfo{ StringRef(), SourceLineInfo("",0), StringRef(), ResultDisposition::Normal },
-        m_includeSuccessfulResults( m_config->includeSuccessfulResults() )
+        m_includeSuccessfulResults( m_config->includeSuccessfulResults() || m_reporter->getPreferences().shouldReportAllAssertions )
     {
         m_context.setRunner(this);
         m_context.setConfig(m_config);

include/reporters/catch_reporter_compact.cpp

@@ -245,9 +245,7 @@ private:
         }
 
         ReporterPreferences CompactReporter::getPreferences() const {
-            ReporterPreferences prefs;
-            prefs.shouldRedirectStdOut = false;
-            return prefs;
+            return m_reporterPrefs;
         }
 
         void CompactReporter::noMatchingTestCases( std::string const& spec ) {

include/reporters/catch_reporter_junit.cpp

@@ -62,6 +62,7 @@ namespace Catch {
             xml( _config.stream() )
         {
             m_reporterPrefs.shouldRedirectStdOut = true;
+            m_reporterPrefs.shouldReportAllAssertions = true;
         }
 
     JunitReporter::~JunitReporter() {}

include/reporters/catch_reporter_tap.hpp

@@ -30,9 +30,7 @@ namespace Catch {
         }
 
         ReporterPreferences getPreferences() const override {
-            ReporterPreferences prefs;
-            prefs.shouldRedirectStdOut = false;
-            return prefs;
+            return m_reporterPrefs;
         }
 
         void noMatchingTestCases( std::string const& spec ) override {

include/reporters/catch_reporter_xml.cpp

@@ -24,6 +24,7 @@ namespace Catch {
         m_xml(_config.stream())
     {
         m_reporterPrefs.shouldRedirectStdOut = true;
+        m_reporterPrefs.shouldReportAllAssertions = true;
     }
 
     XmlReporter::~XmlReporter() = default;