Merge branch 'master' into contrib

include/internal/catch_capture.hpp

@@ -63,7 +63,7 @@
             CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS \
         } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
         INTERNAL_CATCH_REACT( catchAssertionHandler ) \
-    } while( Catch::isTrue( false && static_cast<bool>( !!(__VA_ARGS__) ) ) ) // the expression here is never evaluated at runtime but it forces the compiler to give it a look
+    } while( Catch::isTrue(false) && static_cast<bool>( !!(__VA_ARGS__) ) ) // the expression here is never evaluated at runtime but it forces the compiler to give it a look
     // The double negation silences MSVC's C4800 warning, the static_cast forces short-circuit evaluation if the type has overloaded &&.
 
 ///////////////////////////////////////////////////////////////////////////////

include/internal/catch_common.h

@@ -62,7 +62,8 @@ namespace Catch {
     std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info );
 
     // This is just here to avoid compiler warnings with macro constants and boolean literals
-    inline bool isTrue( bool value ) { return value; }
+    inline bool isTrue( bool value ){ return value; }
+
     bool alwaysTrue();
     bool alwaysFalse();
 

include/internal/catch_run_context.cpp

@@ -8,8 +8,6 @@
 #include <algorithm>
 #include <sstream>
 
-static auto const& defaultExpression = "{Unknown expression after the reported line}";
-
 namespace Catch {
 
     StreamRedirect::StreamRedirect(std::ostream& stream, std::string& targetString)
@@ -129,9 +127,13 @@ namespace Catch {
         static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals)));
 
         // Reset working state
-        m_lastAssertionInfo = { "", m_lastAssertionInfo.lineInfo, "{Unknown expression after the reported line}", m_lastAssertionInfo.resultDisposition };
+        resetAssertionInfo();
         m_lastResult = result;
     }
+    void RunContext::resetAssertionInfo() {
+        m_lastAssertionInfo.macroName = StringRef();
+        m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"_sr;
+    }
 
     bool RunContext::sectionStarted(SectionInfo const & sectionInfo, Counts & assertions) {
         ITracker& sectionTracker = SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo));
@@ -255,8 +257,7 @@ namespace Catch {
 
     void RunContext::assertionPassed() {
         ++m_totals.assertions.passed;
-        m_lastAssertionInfo.capturedExpression = StringRef(defaultExpression, sizeof(defaultExpression) - 1);
-        m_lastAssertionInfo.macroName = StringRef("", 0);
+        resetAssertionInfo();
     }
 
     void RunContext::assertionRun() {
@@ -274,18 +275,19 @@ namespace Catch {
         Counts prevAssertions = m_totals.assertions;
         double duration = 0;
         m_shouldReportUnexpected = true;
+        m_lastAssertionInfo = { "TEST_CASE", testCaseInfo.lineInfo, "", ResultDisposition::Normal };
+
+        seedRng(*m_config);
+
+        Timer timer;
         try {
-            m_lastAssertionInfo = { "TEST_CASE", testCaseInfo.lineInfo, "", ResultDisposition::Normal };
-
-            seedRng(*m_config);
-
-            Timer timer;
-            timer.start();
             if (m_reporter->getPreferences().shouldRedirectStdOut) {
                 StreamRedirect coutRedir(cout(), redirectedCout);
                 StdErrRedirect errRedir(redirectedCerr);
+                timer.start();
                 invokeActiveTestCase();
             } else {
+                timer.start();
                 invokeActiveTestCase();
             }
             duration = timer.getElapsedSeconds();

include/internal/catch_run_context.h

@@ -116,6 +116,8 @@ namespace Catch {
         void runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr);
         void invokeActiveTestCase();
 
+        void resetAssertionInfo();
+
     private:
 
         void handleUnfinishedSections();

include/internal/catch_stringref.cpp

@@ -14,8 +14,12 @@
 #include "catch_stringref.h"
 
 #include <ostream>
+#include <cstring>
 
 namespace Catch {
+    StringRef::StringRef( char const* rawChars ) noexcept
+    : StringRef( rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars) ) )
+    {}
 
     StringRef::operator std::string() const {
         return std::string( m_start, m_size );

include/internal/catch_stringref.h

@@ -10,8 +10,6 @@
 #include <cstddef>
 #include <string>
 #include <iosfwd>
-#include <cassert>
-#include <cstring>
 
 namespace Catch {
     
@@ -25,10 +23,12 @@ namespace Catch {
     /// visible - but it does mean (substring) StringRefs should not be shared between
     /// threads.
     class StringRef {
+    public:
+        using size_type = std::size_t;
+
+    private:
         friend struct StringRefTestAccess;
 
-        using size_type = std::size_t;
-        
         char const* m_start;
         size_type m_size;
         
@@ -56,12 +56,7 @@ namespace Catch {
             other.m_data = nullptr;
         }
 
-        StringRef( char const* rawChars ) noexcept
-            :   m_start( rawChars ),
-                m_size( static_cast<size_type>(std::strlen(rawChars)))
-        {
-            assert( rawChars );
-        }
+        StringRef( char const* rawChars ) noexcept;
 
         StringRef( char const* rawChars, size_type size ) noexcept
         :   m_start( rawChars ),
@@ -121,6 +116,10 @@ namespace Catch {
 
     auto operator << ( std::ostream& os, StringRef const& sr ) -> std::ostream&;
 
+    inline auto operator "" _sr( char const* rawChars, std::size_t size ) noexcept -> StringRef {
+        return StringRef( rawChars, size );
+    }
+
 } // namespace Catch
 
 #endif // CATCH_STRINGREF_H_INCLUDED

include/internal/catch_test_registry.h

@@ -35,7 +35,7 @@ auto makeTestInvoker( void (C::*testAsMethod)() ) noexcept -> ITestInvoker* {
 }
 
 struct NameAndTags {
-    NameAndTags( StringRef name_ = "", StringRef tags_ = "" ) noexcept;
+    NameAndTags( StringRef name_ = StringRef(), StringRef tags_ = StringRef() ) noexcept;
     StringRef name;
     StringRef tags;
 };

include/internal/catch_tostring.cpp

@@ -12,6 +12,10 @@
 #    pragma clang diagnostic ignored "-Wglobal-constructors"
 #endif
 
+// Enable specific decls locally
+#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
+#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
+#endif
 
 #include "catch_tostring.h"
 #include "catch_interfaces_config.h"
@@ -221,6 +225,13 @@ std::string StringMaker<double>::convert(double value) {
     return fpToString(value, 10);
 }
 
+std::string ratio_string<std::atto>::symbol() { return "a"; }
+std::string ratio_string<std::femto>::symbol() { return "f"; }
+std::string  ratio_string<std::pico>::symbol() { return "p"; }
+std::string  ratio_string<std::nano>::symbol() { return "n"; }
+std::string ratio_string<std::micro>::symbol() { return "u"; }
+std::string ratio_string<std::milli>::symbol() { return "m"; }
+
 
 } // end namespace Catch
 

include/internal/catch_tostring.h

@@ -26,7 +26,7 @@
 
 
 // We need a dummy global operator<< so we can bring it into Catch namespace later
-struct Catch_global_namespace_dummy;
+struct Catch_global_namespace_dummy {};
 std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);
 
 namespace Catch {
@@ -351,6 +351,9 @@ namespace Catch {
 #include <ratio>
 #include <chrono>
 
+
+namespace Catch {
+
 template <class Ratio>
 struct ratio_string {
     static std::string symbol();
@@ -365,30 +368,29 @@ std::string ratio_string<Ratio>::symbol() {
 }
 template <>
 struct ratio_string<std::atto> {
-    static std::string symbol() { return "a"; }
+    static std::string symbol();
 };
 template <>
 struct ratio_string<std::femto> {
-    static std::string symbol() { return "f"; }
+    static std::string symbol();
 };
 template <>
 struct ratio_string<std::pico> {
-    static std::string symbol() { return "p"; }
+    static std::string symbol();
 };
 template <>
 struct ratio_string<std::nano> {
-    static std::string symbol() { return "n"; }
+    static std::string symbol();
 };
 template <>
 struct ratio_string<std::micro> {
-    static std::string symbol() { return "u"; }
+    static std::string symbol();
 };
 template <>
 struct ratio_string<std::milli> {
-    static std::string symbol() { return "m"; }
+    static std::string symbol();
 };
 
-namespace Catch {
     ////////////
     // std::chrono::duration specializations
     template<typename Value, typename Ratio>

include/internal/catch_user_interfaces.h

@@ -0,0 +1,18 @@
+/*
+ *  Created by Martin on 21/11/2017.
+ *
+ *  This file collects declaration that we want to expose to test files.
+ *  These declarations are expected to be duplicated elsewhere,
+ *  together with their implementation.
+ *
+ *  Distributed under the Boost Software License, Version 1.0. (See accompanying
+ *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+#ifndef TWOBLUECUBES_CATCH_USER_INTERFACES_H_INCLUDED
+#define TWOBLUECUBES_CATCH_USER_INTERFACES_H_INCLUDED
+
+namespace Catch {
+    unsigned int rngSeed();
+}
+
+#endif // TWOBLUECUBES_CATCH_USER_INTERFACES_H_INCLUDED