Moved new test spec code into appropriate header

- about to remove old test spec code and rewire throughout the codebase!
2025-05-24 13:39:24 +00:00 · 2014-05-16 07:23:31 +01:00 · 2014-05-16 07:23:31 +01:00 · 56b8d3a5f9
commit 56b8d3a5f9
parent 72e67693d4
5 changed files with 199 additions and 181 deletions
--- a/include/internal/catch_test_spec_parser.hpp
+++ b/include/internal/catch_test_spec_parser.hpp
@ -0,0 +1,95 @@
+/*
+ *  Created by Phil on 15/5/2013.
+ *  Copyright 2014 Two Blue Cubes Ltd. All rights reserved.
+ *
+ *  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_TEST_SPEC_PARSER_HPP_INCLUDED
+#define TWOBLUECUBES_CATCH_TEST_SPEC_PARSER_HPP_INCLUDED
+
+#include "catch_test_spec.h"
+
+namespace Catch {
+
+    class TestSpecParser {
+        enum Mode{ None, Name, QuotedName, Tag };
+        Mode m_mode;
+        bool m_exclusion;
+        std::size_t m_start, m_pos;
+        std::string m_arg;
+        TestSpec::Filter m_currentFilter;
+
+    public:
+        TestSpec testSpec;
+
+    public:
+        TestSpecParser( std::string const& arg ) : m_mode( None ), m_exclusion( false ), m_start( std::string::npos ), m_arg( arg ) {
+            for( m_pos = 0; m_pos < m_arg.size(); ++m_pos )
+                visitChar( m_arg[m_pos] );
+            visitChar( ',' );
+        }
+    private:
+        void visitChar( char c ) {
+            if( m_mode == None ) {
+                switch( c ) {
+                case ' ': return;
+                case '~': m_exclusion = true; return;
+                case '[': return startNewMode( Tag, ++m_pos );
+                case '"': return startNewMode( QuotedName, ++m_pos );
+                default: startNewMode( Name, m_pos ); break;
+                }
+            }
+            if( m_mode == Name ) {
+                if( c == ',' ) {
+                    addPattern<TestSpec::NamePattern>();
+                    addFilter();
+                }
+                else if( c == '[' ) {
+                    if( subString() == "exclude:" )
+                        m_exclusion = true;
+                    else
+                        addPattern<TestSpec::NamePattern>();
+                    startNewMode( Tag, ++m_pos );
+                }
+            }
+            else if( m_mode == QuotedName && c == '"' )
+                addPattern<TestSpec::NamePattern>();
+            else if( m_mode == Tag && c == ']' )
+                addPattern<TestSpec::TagPattern>();
+        }
+        void startNewMode( Mode mode, std::size_t start ) {
+            m_mode = mode;
+            m_start = start;
+        }
+        std::string subString() const { return m_arg.substr( m_start, m_pos - m_start ); }
+        template<typename T>
+        void addPattern() {
+            std::string token = subString();
+            if( startsWith( token, "exclude:" ) ) {
+                m_exclusion = true;
+                token = token.substr( 8 );
+            }
+            if( !token.empty() ) {
+                Ptr<TestSpec::Pattern> pattern = new T( token );
+                if( m_exclusion )
+                    pattern = new TestSpec::ExcludedPattern( pattern );
+                m_currentFilter.m_patterns.push_back( pattern );
+            }
+            m_exclusion = false;
+            m_mode = None;
+        }
+        void addFilter() {
+            if( !m_currentFilter.m_patterns.empty() ) {
+                testSpec.m_filters.push_back( m_currentFilter );
+                m_currentFilter = TestSpec::Filter();
+            }
+        }
+    };
+    inline TestSpec parseTestSpec( std::string const& arg ) {
+        return TestSpecParser( arg ).testSpec;
+    }
+
+} // namespace Catch
+
+#endif // TWOBLUECUBES_CATCH_TEST_SPEC_PARSER_HPP_INCLUDED