Ram Gandikota
A metronome using the FRDM K64F board
Diff: pal/Test/Unity/auto/generate_test_runner.rb
- Revision:
- 0:a7a43371b306
diff -r 000000000000 -r a7a43371b306 pal/Test/Unity/auto/generate_test_runner.rb
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/pal/Test/Unity/auto/generate_test_runner.rb Sun May 14 18:40:18 2017 +0000
@@ -0,0 +1,391 @@
+# ==========================================
+# Unity Project - A Test Framework for C
+# Copyright (c) 2007 Mike Karlesky, Mark VanderVoord, Greg Williams
+# [Released under MIT License. Please refer to license.txt for details]
+# ==========================================
+
+$QUICK_RUBY_VERSION = RUBY_VERSION.split('.').inject(0){|vv,v| vv * 100 + v.to_i }
+File.expand_path(File.join(File.dirname(__FILE__),'colour_prompt'))
+
+class UnityTestRunnerGenerator
+
+ def initialize(options = nil)
+ @options = UnityTestRunnerGenerator.default_options
+ case(options)
+ when NilClass then @options
+ when String then @options.merge!(UnityTestRunnerGenerator.grab_config(options))
+ when Hash then @options.merge!(options)
+ else raise "If you specify arguments, it should be a filename or a hash of options"
+ end
+ require "#{File.expand_path(File.dirname(__FILE__))}/type_sanitizer"
+ end
+
+ def self.default_options
+ {
+ :includes => [],
+ :plugins => [],
+ :framework => :unity,
+ :test_prefix => "test|spec|should",
+ :setup_name => "setUp",
+ :teardown_name => "tearDown",
+ :main_name => "main",
+ }
+ end
+
+ def self.grab_config(config_file)
+ options = self.default_options
+ unless (config_file.nil? or config_file.empty?)
+ require 'yaml'
+ yaml_guts = YAML.load_file(config_file)
+ options.merge!(yaml_guts[:unity] || yaml_guts[:cmock])
+ raise "No :unity or :cmock section found in #{config_file}" unless options
+ end
+ return(options)
+ end
+
+ def run(input_file, output_file, options=nil)
+ tests = []
+ testfile_includes = []
+ used_mocks = []
+
+ @options.merge!(options) unless options.nil?
+ module_name = File.basename(input_file)
+
+ #pull required data from source file
+ source = File.read(input_file)
+ source = source.force_encoding("ISO-8859-1").encode("utf-8", :replace => nil) if ($QUICK_RUBY_VERSION > 10900)
+ tests = find_tests(source)
+ headers = find_includes(source)
+ testfile_includes = (headers[:local] + headers[:system])
+ used_mocks = find_mocks(testfile_includes)
+ testfile_includes = (testfile_includes - used_mocks)
+ testfile_includes.delete_if{|inc| inc =~ /(unity|cmock)/}
+
+ #build runner file
+ generate(input_file, output_file, tests, used_mocks, testfile_includes)
+
+ #determine which files were used to return them
+ all_files_used = [input_file, output_file]
+ all_files_used += testfile_includes.map {|filename| filename + '.c'} unless testfile_includes.empty?
+ all_files_used += @options[:includes] unless @options[:includes].empty?
+ return all_files_used.uniq
+ end
+
+ def generate(input_file, output_file, tests, used_mocks, testfile_includes)
+ File.open(output_file, 'w') do |output|
+ create_header(output, used_mocks, testfile_includes)
+ create_externs(output, tests, used_mocks)
+ create_mock_management(output, used_mocks)
+ create_suite_setup_and_teardown(output)
+ create_reset(output, used_mocks)
+ create_main(output, input_file, tests, used_mocks)
+ end
+
+ if (@options[:header_file] && !@options[:header_file].empty?)
+ File.open(@options[:header_file], 'w') do |output|
+ create_h_file(output, @options[:header_file], tests, testfile_includes, used_mocks)
+ end
+ end
+ end
+
+ def find_tests(source)
+ tests_and_line_numbers = []
+
+ source_scrubbed = source.clone
+ source_scrubbed = source_scrubbed.gsub(/"[^"]*"/, '') # remove things in strings
+ source_scrubbed = source_scrubbed.gsub(/\/\/.*$/, '') # remove line comments
+ source_scrubbed = source_scrubbed.gsub(/\/\*.*?\*\//m, '') # remove block comments
+ lines = source_scrubbed.split(/(^\s*\#.*$) # Treat preprocessor directives as a logical line
+ | (;|\{|\}) /x) # Match ;, {, and } as end of lines
+
+ lines.each_with_index do |line, index|
+ #find tests
+ if line =~ /^((?:\s*TEST_CASE\s*\(.*?\)\s*)*)\s*void\s+((?:#{@options[:test_prefix]}).*)\s*\(\s*(.*)\s*\)/
+ arguments = $1
+ name = $2
+ call = $3
+ params = $4
+ args = nil
+ if (@options[:use_param_tests] and !arguments.empty?)
+ args = []
+ arguments.scan(/\s*TEST_CASE\s*\((.*)\)\s*$/) {|a| args << a[0]}
+ end
+ tests_and_line_numbers << { :test => name, :args => args, :call => call, :params => params, :line_number => 0 }
+ end
+ end
+ tests_and_line_numbers.uniq! {|v| v[:test] }
+
+ #determine line numbers and create tests to run
+ source_lines = source.split("\n")
+ source_index = 0;
+ tests_and_line_numbers.size.times do |i|
+ source_lines[source_index..-1].each_with_index do |line, index|
+ if (line =~ /#{tests_and_line_numbers[i][:test]}/)
+ source_index += index
+ tests_and_line_numbers[i][:line_number] = source_index + 1
+ break
+ end
+ end
+ end
+
+ return tests_and_line_numbers
+ end
+
+ def find_includes(source)
+
+ #remove comments (block and line, in three steps to ensure correct precedence)
+ source.gsub!(/\/\/(?:.+\/\*|\*(?:$|[^\/])).*$/, '') # remove line comments that comment out the start of blocks
+ source.gsub!(/\/\*.*?\*\//m, '') # remove block comments
+ source.gsub!(/\/\/.*$/, '') # remove line comments (all that remain)
+
+ #parse out includes
+ includes = {
+ :local => source.scan(/^\s*#include\s+\"\s*(.+)\.[hH]\s*\"/).flatten,
+ :system => source.scan(/^\s*#include\s+<\s*(.+)\s*>/).flatten.map { |inc| "<#{inc}>" }
+ }
+ return includes
+ end
+
+ def find_mocks(includes)
+ mock_headers = []
+ includes.each do |include_path|
+ include_file = File.basename(include_path)
+ mock_headers << include_path if (include_file =~ /^mock/i)
+ end
+ return mock_headers
+ end
+
+ def create_header(output, mocks, testfile_includes=[])
+ output.puts('/* AUTOGENERATED FILE. DO NOT EDIT. */')
+ create_runtest(output, mocks)
+ output.puts("\n/*=======Automagically Detected Files To Include=====*/")
+ output.puts("#include \"#{@options[:framework].to_s}.h\"")
+ output.puts('#include "cmock.h"') unless (mocks.empty?)
+ output.puts('#include <setjmp.h>')
+ output.puts('#include <stdio.h>')
+ output.puts('#include "CException.h"') if @options[:plugins].include?(:cexception)
+ if (@options[:header_file] && !@options[:header_file].empty?)
+ output.puts("#include \"#{File.basename(@options[:header_file])}\"")
+ else
+ @options[:includes].flatten.uniq.compact.each do |inc|
+ output.puts("#include #{inc.include?('<') ? inc : "\"#{inc.gsub('.h','')}.h\""}")
+ end
+ testfile_includes.each do |inc|
+ output.puts("#include #{inc.include?('<') ? inc : "\"#{inc.gsub('.h','')}.h\""}")
+ end
+ end
+ mocks.each do |mock|
+ output.puts("#include \"#{mock.gsub('.h','')}.h\"")
+ end
+ if @options[:enforce_strict_ordering]
+ output.puts('')
+ output.puts('int GlobalExpectCount;')
+ output.puts('int GlobalVerifyOrder;')
+ output.puts('char* GlobalOrderError;')
+ end
+ end
+
+ def create_externs(output, tests, mocks)
+ output.puts("\n/*=======External Functions This Runner Calls=====*/")
+ output.puts("extern void #{@options[:setup_name]}(void);")
+ output.puts("extern void #{@options[:teardown_name]}(void);")
+ tests.each do |test|
+ output.puts("extern void #{test[:test]}(#{test[:call] || 'void'});")
+ end
+ output.puts('')
+ end
+
+ def create_mock_management(output, mock_headers)
+ unless (mock_headers.empty?)
+ output.puts("\n/*=======Mock Management=====*/")
+ output.puts("static void CMock_Init(void)")
+ output.puts("{")
+ if @options[:enforce_strict_ordering]
+ output.puts(" GlobalExpectCount = 0;")
+ output.puts(" GlobalVerifyOrder = 0;")
+ output.puts(" GlobalOrderError = NULL;")
+ end
+ mocks = mock_headers.map {|mock| File.basename(mock)}
+ mocks.each do |mock|
+ mock_clean = TypeSanitizer.sanitize_c_identifier(mock)
+ output.puts(" #{mock_clean}_Init();")
+ end
+ output.puts("}\n")
+
+ output.puts("static void CMock_Verify(void)")
+ output.puts("{")
+ mocks.each do |mock|
+ mock_clean = TypeSanitizer.sanitize_c_identifier(mock)
+ output.puts(" #{mock_clean}_Verify();")
+ end
+ output.puts("}\n")
+
+ output.puts("static void CMock_Destroy(void)")
+ output.puts("{")
+ mocks.each do |mock|
+ mock_clean = TypeSanitizer.sanitize_c_identifier(mock)
+ output.puts(" #{mock_clean}_Destroy();")
+ end
+ output.puts("}\n")
+ end
+ end
+
+ def create_suite_setup_and_teardown(output)
+ unless (@options[:suite_setup].nil?)
+ output.puts("\n/*=======Suite Setup=====*/")
+ output.puts("static int suite_setup(void)")
+ output.puts("{")
+ output.puts(@options[:suite_setup])
+ output.puts("}")
+ end
+ unless (@options[:suite_teardown].nil?)
+ output.puts("\n/*=======Suite Teardown=====*/")
+ output.puts("static int suite_teardown(int num_failures)")
+ output.puts("{")
+ output.puts(@options[:suite_teardown])
+ output.puts("}")
+ end
+ end
+
+ def create_runtest(output, used_mocks)
+ cexception = @options[:plugins].include? :cexception
+ va_args1 = @options[:use_param_tests] ? ', ...' : ''
+ va_args2 = @options[:use_param_tests] ? '__VA_ARGS__' : ''
+ output.puts("\n/*=======Test Runner Used To Run Each Test Below=====*/")
+ output.puts("#define RUN_TEST_NO_ARGS") if @options[:use_param_tests]
+ output.puts("#define RUN_TEST(TestFunc, TestLineNum#{va_args1}) \\")
+ output.puts("{ \\")
+ output.puts(" Unity.CurrentTestName = #TestFunc#{va_args2.empty? ? '' : " \"(\" ##{va_args2} \")\""}; \\")
+ output.puts(" Unity.CurrentTestLineNumber = TestLineNum; \\")
+ output.puts(" Unity.NumberOfTests++; \\")
+ output.puts(" CMock_Init(); \\") unless (used_mocks.empty?)
+ output.puts(" UNITY_CLR_DETAILS(); \\") unless (used_mocks.empty?)
+ output.puts(" if (TEST_PROTECT()) \\")
+ output.puts(" { \\")
+ output.puts(" CEXCEPTION_T e; \\") if cexception
+ output.puts(" Try { \\") if cexception
+ output.puts(" #{@options[:setup_name]}(); \\")
+ output.puts(" TestFunc(#{va_args2}); \\")
+ output.puts(" } Catch(e) { TEST_ASSERT_EQUAL_HEX32_MESSAGE(CEXCEPTION_NONE, e, \"Unhandled Exception!\"); } \\") if cexception
+ output.puts(" } \\")
+ output.puts(" if (TEST_PROTECT() && !TEST_IS_IGNORED) \\")
+ output.puts(" { \\")
+ output.puts(" #{@options[:teardown_name]}(); \\")
+ output.puts(" CMock_Verify(); \\") unless (used_mocks.empty?)
+ output.puts(" } \\")
+ output.puts(" CMock_Destroy(); \\") unless (used_mocks.empty?)
+ output.puts(" UnityConcludeTest(); \\")
+ output.puts("}\n")
+ end
+
+ def create_reset(output, used_mocks)
+ output.puts("\n/*=======Test Reset Option=====*/")
+ output.puts("void resetTest(void);")
+ output.puts("void resetTest(void)")
+ output.puts("{")
+ output.puts(" CMock_Verify();") unless (used_mocks.empty?)
+ output.puts(" CMock_Destroy();") unless (used_mocks.empty?)
+ output.puts(" #{@options[:teardown_name]}();")
+ output.puts(" CMock_Init();") unless (used_mocks.empty?)
+ output.puts(" #{@options[:setup_name]}();")
+ output.puts("}")
+ end
+
+ def create_main(output, filename, tests, used_mocks)
+ output.puts("\n\n/*=======MAIN=====*/")
+ if (@options[:main_name] != "main")
+ output.puts("int #{@options[:main_name]}(void);")
+ end
+ output.puts("int #{@options[:main_name]}(void)")
+ output.puts("{")
+ output.puts(" suite_setup();") unless @options[:suite_setup].nil?
+ output.puts(" UnityBegin(\"#{filename.gsub(/\\/,'\\\\')}\");")
+ if (@options[:use_param_tests])
+ tests.each do |test|
+ if ((test[:args].nil?) or (test[:args].empty?))
+ output.puts(" RUN_TEST(#{test[:test]}, #{test[:line_number]}, RUN_TEST_NO_ARGS);")
+ else
+ test[:args].each {|args| output.puts(" RUN_TEST(#{test[:test]}, #{test[:line_number]}, #{args});")}
+ end
+ end
+ else
+ tests.each { |test| output.puts(" RUN_TEST(#{test[:test]}, #{test[:line_number]});") }
+ end
+ output.puts()
+ output.puts(" CMock_Guts_MemFreeFinal();") unless used_mocks.empty?
+ output.puts(" return #{@options[:suite_teardown].nil? ? "" : "suite_teardown"}(UnityEnd());")
+ output.puts("}")
+ end
+
+ def create_h_file(output, filename, tests, testfile_includes, used_mocks)
+ filename = File.basename(filename).gsub(/[-\/\\\.\,\s]/, "_").upcase
+ output.puts("/* AUTOGENERATED FILE. DO NOT EDIT. */")
+ output.puts("#ifndef _#{filename}")
+ output.puts("#define _#{filename}\n\n")
+ output.puts("#include \"#{@options[:framework].to_s}.h\"")
+ output.puts('#include "cmock.h"') unless (used_mocks.empty?)
+ @options[:includes].flatten.uniq.compact.each do |inc|
+ output.puts("#include #{inc.include?('<') ? inc : "\"#{inc.gsub('.h','')}.h\""}")
+ end
+ testfile_includes.each do |inc|
+ output.puts("#include #{inc.include?('<') ? inc : "\"#{inc.gsub('.h','')}.h\""}")
+ end
+ output.puts "\n"
+ tests.each do |test|
+ if ((test[:params].nil?) or (test[:params].empty?))
+ output.puts("void #{test[:test]}(void);")
+ else
+ output.puts("void #{test[:test]}(#{test[:params]});")
+ end
+ end
+ output.puts("#endif\n\n")
+ end
+end
+
+if ($0 == __FILE__)
+ options = { :includes => [] }
+ yaml_file = nil
+
+ #parse out all the options first (these will all be removed as we go)
+ ARGV.reject! do |arg|
+ case(arg)
+ when '-cexception'
+ options[:plugins] = [:cexception]; true
+ when /\.*\.ya?ml/
+ options = UnityTestRunnerGenerator.grab_config(arg); true
+ when /--(\w+)=\"?(.*)\"?/
+ options[$1.to_sym] = $2; true
+ when /\.*\.h/
+ options[:includes] << arg; true
+ else false
+ end
+ end
+
+ #make sure there is at least one parameter left (the input file)
+ if !ARGV[0]
+ puts ["\nusage: ruby #{__FILE__} (files) (options) input_test_file (output)",
+ "\n input_test_file - this is the C file you want to create a runner for",
+ " output - this is the name of the runner file to generate",
+ " defaults to (input_test_file)_Runner",
+ " files:",
+ " *.yml / *.yaml - loads configuration from here in :unity or :cmock",
+ " *.h - header files are added as #includes in runner",
+ " options:",
+ " -cexception - include cexception support",
+ " --setup_name=\"\" - redefine setUp func name to something else",
+ " --teardown_name=\"\" - redefine tearDown func name to something else",
+ " --main_name=\"\" - redefine main func name to something else",
+ " --test_prefix=\"\" - redefine test prefix from default test|spec|should",
+ " --suite_setup=\"\" - code to execute for setup of entire suite",
+ " --suite_teardown=\"\" - code to execute for teardown of entire suite",
+ " --use_param_tests=1 - enable parameterized tests (disabled by default)",
+ " --header_file=\"\" - path/name of test header file to generate too"
+ ].join("\n")
+ exit 1
+ end
+
+ #create the default test runner name if not specified
+ ARGV[1] = ARGV[0].gsub(".c","_Runner.c") if (!ARGV[1])
+
+ UnityTestRunnerGenerator.new(options).run(ARGV[0], ARGV[1])
+end