Merge branch 'master' into contrib

.gitignore

@@ -24,6 +24,5 @@ DerivedData
 *.xccheckout
 Build
 .idea
-cmake-build-debug
-cmake-build-release
-.vs
+.vs
+cmake-build-*

.travis.yml

@@ -203,9 +203,13 @@ install:
 before_script:
   - export CXX=${COMPILER}
   - cd ${TRAVIS_BUILD_DIR}
-  # Only run valgrind in debug build
-  - cmake -H. -BBuild-Debug -DCMAKE_BUILD_TYPE=Debug -Wdev -DUSE_CPP14=${CPP14} -DUSE_VALGRIND=${VALGRIND} -DNO_SELFTEST=${ENV_NO_SELFTEST} -DBUILD_EXAMPLES=${ENV_BUILD_EXAMPLES}
-  - cmake -H. -BBuild-Release -DCMAKE_BUILD_TYPE=Release -Wdev -DUSE_CPP14=${CPP14} -DNO_SELFTEST=${ENV_NO_SELFTEST} -DBUILD_EXAMPLES=${ENV_BUILD_EXAMPLES}
+  # Regenerate single header file, so it is tested in the examples...
+  - python scripts/generateSingleHeader.py
+
+  # Use Debug builds for running Valgrind and building examples
+  - cmake -H. -BBuild-Debug -DCMAKE_BUILD_TYPE=Debug -Wdev -DUSE_CPP14=${CPP14} -DUSE_VALGRIND=${VALGRIND} -DBUILD_EXAMPLES=ON
+  # Check that we don't miscompile with optimalizations...
+  - cmake -H. -BBuild-Release -DCMAKE_BUILD_TYPE=Release -Wdev -DUSE_CPP14=${CPP14}
 
 script:
   - cd Build-Debug

CMakeLists.txt

@@ -3,6 +3,7 @@ cmake_minimum_required(VERSION 3.0)
 project(CatchSelfTest)
 
 option(USE_VALGRIND "Perform SelfTests with Valgrind" OFF)
+option(BUILD_EXAMPLES "Build documentation examples" OFF)
 
 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
@@ -177,6 +178,7 @@ set(INTERNAL_HEADERS
         ${HEADER_DIR}/internal/catch_timer.h
         ${HEADER_DIR}/internal/catch_tostring.h
         ${HEADER_DIR}/internal/catch_totals.h
+        ${HEADER_DIR}/internal/catch_user_interfaces.h
         ${HEADER_DIR}/internal/catch_version.h
         ${HEADER_DIR}/internal/catch_wildcard_pattern.h
         ${HEADER_DIR}/internal/catch_windows_h_proxy.h

appveyor.yml

@@ -20,24 +20,11 @@ environment:
         - additional_flags: "/D_UNICODE /DUNICODE"
           wmain: 1
 
-        - additional_flags: ""
-          wmain: 0
-          env_build_examples: 1
-          env_no_selftest: 1
-
 matrix:
     exclude:
         - os: Visual Studio 2015
           additional_flags: "/permissive- /std:c++latest"
 
-        - os: Visual Studio 2015
-          env_build_examples: 1
-          env_no_selftest: 1
-
-        - configuration: Debug
-          env_build_examples: 1
-          env_no_selftest: 1
-
 init:
   - git config --global core.autocrlf input
   # Set build version to git commit-hash
@@ -59,8 +46,9 @@ configuration:
 
 #Cmake will autodetect the compiler, but we set the arch
 before_build:
+  - python scripts/generateSingleHeader.py
   - set CXXFLAGS=%additional_flags%
-  - cmake -H. -BBuild -A%PLATFORM% -DUSE_WMAIN=%wmain% -DNO_SELFTEST=%env_no_selftest% -DBUILD_EXAMPLES=%env_build_examples%
+  - cmake -H. -BBuild -A%PLATFORM% -DUSE_WMAIN=%wmain% -DBUILD_EXAMPLES=ON
 
 # build with MSBuild
 build:

include/catch.hpp

@@ -30,6 +30,7 @@
 #  if defined(CATCH_CONFIG_DISABLE_MATCHERS)
 #    undef CATCH_CONFIG_DISABLE_MATCHERS
 #  endif
+#  define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
 #endif
 
 #if !defined(CATCH_CONFIG_IMPL_ONLY)
@@ -42,6 +43,7 @@
 #  endif
 #endif
 
+#include "internal/catch_user_interfaces.h"
 #include "internal/catch_tag_alias_autoregistrar.h"
 #include "internal/catch_test_registry.h"
 #include "internal/catch_capture.hpp"

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

scripts/releaseCommon.py

@@ -6,8 +6,6 @@ import re
 import string
 
 from scriptCommon import catchPath
-import generateSingleHeader
-import updateWandbox
 
 versionParser = re.compile( r'(\s*static\sVersion\sversion)\s*\(\s*(.*)\s*,\s*(.*)\s*,\s*(.*)\s*,\s*\"(.*)\"\s*,\s*(.*)\s*\).*' )
 rootPath = os.path.join( catchPath, 'include/' )
@@ -80,6 +78,8 @@ class Version:
             f.write( line + "\n" )
 
 def updateReadmeFile(version):
+    import updateWandbox
+
     downloadParser = re.compile( r'<a href=\"https://github.com/philsquared/Catch/releases/download/v\d+\.\d+\.\d+/catch.hpp\">' )
     success, wandboxLink = updateWandbox.uploadFiles()
     if not success:
@@ -142,7 +142,10 @@ def performUpdates(version):
     # First update version file, so we can regenerate single header and
     # have it ready for upload to wandbox, when updating readme
     version.updateVersionFile()
+    
+    import generateSingleHeader
     generateSingleHeader.generate(version)
+    
     updateReadmeFile(version)
     updateConanFile(version)
     updateConanTestFile(version)