mirror of
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33fa00d518
git-svn-id: http://unity.svn.sourceforge.net/svnroot/unity/trunk@97 e7d17a6e-8845-0410-bbbc-c8efb4fdad7e
276 lines
9.2 KiB
Ruby
276 lines
9.2 KiB
Ruby
# ==========================================
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# Unity Project - A Test Framework for C
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# Copyright (c) 2007 Mike Karlesky, Mark VanderVoord, Greg Williams
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# [Released under MIT License. Please refer to license.txt for details]
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# ==========================================
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File.expand_path(File.join(File.dirname(__FILE__),'colour_prompt'))
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class UnityTestRunnerGenerator
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def initialize(options = nil)
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@options = { :includes => [], :plugins => [], :framework => :unity }
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case(options)
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when NilClass then @options
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when String then @options.merge!(UnityTestRunnerGenerator.grab_config(options))
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when Hash then @options.merge!(options)
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else raise "If you specify arguments, it should be a filename or a hash of options"
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end
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end
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def self.grab_config(config_file)
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options = { :includes => [], :plugins => [], :framework => :unity }
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unless (config_file.nil? or config_file.empty?)
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require 'yaml'
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yaml_guts = YAML.load_file(config_file)
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options.merge!(yaml_guts[:unity] ? yaml_guts[:unity] : yaml_guts[:cmock])
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raise "No :unity or :cmock section found in #{config_file}" unless options
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end
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return(options)
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end
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def run(input_file, output_file, options=nil)
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tests = []
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includes = []
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used_mocks = []
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@options.merge!(options) unless options.nil?
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module_name = File.basename(input_file)
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#pull required data from source file
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File.open(input_file, 'r') do |input|
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tests = find_tests(input)
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includes = find_includes(input)
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used_mocks = find_mocks(includes)
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end
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#build runner file
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File.open(output_file, 'w') do |output|
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create_header(output, used_mocks)
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create_externs(output, tests, used_mocks)
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create_mock_management(output, used_mocks)
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create_suite_setup_and_teardown(output)
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create_runtest(output, used_mocks)
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create_reset(output, used_mocks)
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create_main(output, input_file, tests)
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end
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all_files_used = [input_file, output_file]
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all_files_used += includes.map {|filename| filename + '.c'} unless includes.empty?
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all_files_used += @options[:includes] unless @options[:includes].empty?
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return all_files_used.uniq
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end
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def find_tests(input_file)
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tests_raw = []
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tests_and_line_numbers = []
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input_file.rewind
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source_raw = input_file.read
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source_scrubbed = source_raw.gsub(/\/\/.*$/, '') #remove line comments
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source_scrubbed = source_scrubbed.gsub(/\/\*.*?\*\//m, '') #remove block comments
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lines = source_scrubbed.split(/(^\s*\#.*$) # Treat preprocessor directives as a logical line
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| (;|\{|\}) /x) # Match ;, {, and } as end of lines
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lines.each_with_index do |line, index|
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if line =~ /^\s*void\s+test(.*?)\s*\(\s*void\s*\)/
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tests_raw << ("test" + $1)
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end
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end
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source_lines = source_raw.split("\n")
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source_index = 0;
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tests_raw.each do |test|
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source_lines[source_index..-1].each_with_index do |line, index|
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if (line =~ /#{test}/)
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source_index += index
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tests_and_line_numbers << {:name => test, :line_number => (source_index+1)}
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break
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end
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end
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end
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return tests_and_line_numbers
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end
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def find_includes(input_file)
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input_file.rewind
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includes = []
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input_file.readlines.each do |line|
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scan_results = line.scan(/^\s*#include\s+\"\s*(.+)\.[hH]\s*\"/)
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includes << scan_results[0][0] if (scan_results.size > 0)
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end
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return includes
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end
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def find_mocks(includes)
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mock_headers = []
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includes.each do |include_file|
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mock_headers << File.basename(include_file) if (include_file =~ /^mock/i)
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end
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return mock_headers
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end
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def create_header(output, mocks)
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output.puts('/* AUTOGENERATED FILE. DO NOT EDIT. */')
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output.puts("#include \"#{@options[:framework].to_s}.h\"")
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output.puts('#include "cmock.h"') unless (mocks.empty?)
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@options[:includes].flatten.uniq.compact.each do |includes|
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output.puts("#include \"#{includes.gsub('.h','')}.h\"")
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end
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output.puts('#include <setjmp.h>')
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output.puts('#include <stdio.h>')
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output.puts('#include "CException.h"') if @options[:plugins].include?(:cexception)
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mocks.each do |mock|
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output.puts("#include \"#{mock.gsub('.h','')}.h\"")
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end
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output.puts('')
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output.puts('char MessageBuffer[50];')
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if @options[:enforce_strict_ordering]
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output.puts('int GlobalExpectCount;')
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output.puts('int GlobalVerifyOrder;')
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output.puts('char* GlobalOrderError;')
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end
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end
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def create_externs(output, tests, mocks)
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output.puts('')
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output.puts("extern void setUp(void);")
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output.puts("extern void tearDown(void);")
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output.puts('')
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tests.each do |test|
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output.puts("extern void #{test[:name]}(void);")
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end
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output.puts('')
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end
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def create_mock_management(output, mocks)
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unless (mocks.empty?)
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output.puts("static void CMock_Init(void)")
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output.puts("{")
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if @options[:enforce_strict_ordering]
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output.puts(" GlobalExpectCount = 0;")
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output.puts(" GlobalVerifyOrder = 0;")
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output.puts(" GlobalOrderError = NULL;")
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end
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mocks.each do |mock|
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output.puts(" #{mock}_Init();")
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end
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output.puts("}\n")
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output.puts("static void CMock_Verify(void)")
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output.puts("{")
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mocks.each do |mock|
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output.puts(" #{mock}_Verify();")
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end
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output.puts("}\n")
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output.puts("static void CMock_Destroy(void)")
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output.puts("{")
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mocks.each do |mock|
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output.puts(" #{mock}_Destroy();")
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end
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output.puts("}\n")
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end
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end
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def create_suite_setup_and_teardown(output)
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unless (@options[:suite_setup].nil?)
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output.puts("static int suite_setup(void)")
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output.puts("{")
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output.puts(@options[:suite_setup])
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output.puts("}")
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end
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unless (@options[:suite_teardown].nil?)
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output.puts("static int suite_teardown(int num_failures)")
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output.puts("{")
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output.puts(@options[:suite_teardown])
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output.puts("}")
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end
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end
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def create_runtest(output, used_mocks)
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cexception = @options[:plugins].include? :cexception
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output.puts("static void runTest(UnityTestFunction test)")
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output.puts("{")
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output.puts(" if (TEST_PROTECT())")
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output.puts(" {")
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output.puts(" CEXCEPTION_T e;") if cexception
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output.puts(" Try {") if cexception
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output.puts(" CMock_Init();") unless (used_mocks.empty?)
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output.puts(" setUp();")
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output.puts(" test();")
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output.puts(" CMock_Verify();") unless (used_mocks.empty?)
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output.puts(" } Catch(e) { TEST_ASSERT_EQUAL_HEX32_MESSAGE(CEXCEPTION_NONE, e, \"Unhandled Exception!\"); }") if cexception
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output.puts(" }")
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output.puts(" CMock_Destroy();") unless (used_mocks.empty?)
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output.puts(" if (TEST_PROTECT() && !TEST_IS_IGNORED)")
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output.puts(" {")
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output.puts(" tearDown();")
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output.puts(" }")
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output.puts("}")
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end
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def create_reset(output, used_mocks)
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output.puts("void resetTest()")
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output.puts("{")
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output.puts(" CMock_Verify();") unless (used_mocks.empty?)
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output.puts(" CMock_Destroy();") unless (used_mocks.empty?)
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output.puts(" tearDown();")
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output.puts(" CMock_Init();") unless (used_mocks.empty?)
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output.puts(" setUp();")
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output.puts("}")
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end
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def create_main(output, filename, tests)
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output.puts()
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output.puts()
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output.puts("int main(void)")
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output.puts("{")
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output.puts(" suite_setup();") unless @options[:suite_setup].nil?
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output.puts(" Unity.TestFile = \"#{filename}\";")
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output.puts(" UnityBegin();")
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output.puts()
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output.puts(" // RUN_TEST calls runTest")
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tests.each do |test|
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output.puts(" RUN_TEST(#{test[:name]}, #{test[:line_number]});")
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end
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output.puts()
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output.puts(" return #{@options[:suite_teardown].nil? ? "" : "suite_teardown"}(UnityEnd());")
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output.puts("}")
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end
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end
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if ($0 == __FILE__)
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options = { :includes => [] }
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yaml_file = nil
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#parse out all the options first
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ARGV.reject! do |arg|
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case(arg)
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when '-cexception': options[:plugins] = [:cexception]; true
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when /\w+\.yml/: options = UnityTestRunnerGenerator.grab_config(arg); true
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else false
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end
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end
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#make sure there is at least one parameter left (the input file)
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if !ARGV[0]
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puts ["usage: ruby #{__FILE__} (yaml) (options) input_test_file output_test_runner (includes)",
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" blah.yml - will use config options in the yml file (see CMock docs)",
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" -cexception - include cexception support"].join("\n")
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exit 1
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end
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#create the default test runner name if not specified
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ARGV[1] = ARGV[0].gsub(".c","_Runner.c") if (!ARGV[1])
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#everything else is an include file
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options[:includes] = (ARGV.slice(2..-1).flatten.compact) if (ARGV.size > 2)
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UnityTestRunnerGenerator.new(options).run(ARGV[0], ARGV[1])
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end
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