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https://github.com/ThrowTheSwitch/CMock.git
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- Added unit tests for cmock_header_parser.rb
git-svn-id: http://cmock.svn.sourceforge.net/svnroot/cmock/trunk@31 bf332499-1b4d-0410-844d-d2d48d5cc64c
This commit is contained in:
greg-williams
@@ -0,0 +1,356 @@
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require File.expand_path(File.dirname(__FILE__)) + "/../test_helper"
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require File.expand_path(File.dirname(__FILE__)) + "/../../lib/cmock_header_parser"
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class CMockHeaderParserTest < Test::Unit::TestCase
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def setup
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@parser = CMockHeaderParser.new("//some contents")
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end
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def teardown
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end
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should "create and initialize variables to defaults appropriately" do
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@parser = CMockHeaderParser.new("//some contents")
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assert_nil(@parser.funcs)
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assert_equal(/\w+\**/, @parser.match_type)
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assert_equal(['static', '__monitor', '__ramfunc', '__irq', '__fiq'], @parser.c_attributes)
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assert_equal(/(\w*\s+)*([^\s]+)\s+(\w+)\s*\(([^\)]*)\)/, @parser.declaration_parse_matcher)
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assert_nil(@parser.included)
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end
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should "strip out line comments" do
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source =
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" abcd;\n" +
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"// hello;\n" +
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"who // is you\n"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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" abcd",
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";",
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"\n\nwho \n"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "remove block comments" do
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source =
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" abcd;\n" +
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"/* hello;*/\n" +
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"who /* is you\n" +
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"whatdya say? */\n" +
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"/* shizzzle*/"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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" abcd",
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";",
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"\n\nwho \n"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "treat preprocessor directives as single line" do
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#flunk "this substitution generates an empty first line element?"
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source =
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"#when stuff_happens\n" +
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"#ifdef _TEST\n" +
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"#pragma stack_switch"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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"#when stuff_happens",
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"\n",
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"#ifdef _TEST",
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"\n",
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"#pragma stack_switch"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "Match ; { and } as end of line characters" do
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source =
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" i like ice cream; and i can eat { vanilla, chocolate } when I want to; so there!"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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" i like ice cream",
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";",
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" and i can eat ",
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"{",
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" vanilla, chocolate ",
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"}",
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" when I want to",
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";",
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" so there!"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "ignore lines that contain continuation characters" do
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source =
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"hoo hah \\\n" +
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"when \\ \n"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "ignore lines that contain typedef statements" do
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source =
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"#typedef uint32 (unsigned int)\n" +
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"whack me? #typedef int INT\n" +
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"#typedef who cares what really comes here\n" +
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"this should remain!"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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"\nthis should remain!"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "remove defines" do
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source =
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"hello;\n" +
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"#define whatever you feel like defining\n" +
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"#DEFINE I JUST DON'T CARE\n" +
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"#deFINE\n"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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"hello",
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";",
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"\n",
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"\n",
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"\n",
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"\n"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "extract and return included files" do
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source =
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"int Foo(int a, unsigned int b);" +
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"hello;\n" +
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"#define whatever you feel like defining\n" +
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"#include \"myheader.h\"\n" +
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"#include \t \"os.h\"\n"
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@parser = CMockHeaderParser.new(source)
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parsed_stuff = @parser.parse
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expected =
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[
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"myheader.h",
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"os.h"
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]
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assert_equal(expected, parsed_stuff[:includes])
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end
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should "extract and return externs" do
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source =
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"extern int Foo(int a, unsigned int b);\n" +
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"extern unsigned int NumSamples;\n" +
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"extern FOO_TYPE fooFun;"
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@parser = CMockHeaderParser.new(source)
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expected =
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[
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"extern int Foo(int a, unsigned int b)",
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";",
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"\nextern unsigned int NumSamples",
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";",
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"\nextern FOO_TYPE fooFun",
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";"
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]
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assert_equal(expected, @parser.src_lines)
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end
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should "extract and return function declarations" do
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source =
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"int Foo(int a, unsigned int b);\n" +
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"void bar \n(uint la, int de, bool da);\n" +
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"void\n shiz(void);\n" +
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"void tat();\n"
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@parser = CMockHeaderParser.new(source)
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parsed_stuff = @parser.parse
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expected =
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[
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{
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:modifier => "",
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:args_string => "int a, unsigned int b",
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:rettype => "int",
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:var_arg => nil,
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:args => [{:type => "int", :name => "a"}, {:type => "unsigned int", :name => "b"}],
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:name => "Foo"
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},
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{
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:modifier => "",
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:args_string => "uint la, int de, bool da",
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:rettype => "void",
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:var_arg => nil,
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:args =>
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[
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{:type => "uint", :name => "la"},
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{:type => "int", :name => "de"},
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{:type => "bool", :name => "da"}
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],
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:name => "bar"
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},
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{
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:modifier => "",
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:args_string => "void",
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:rettype => "void",
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:var_arg => nil,
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:args => [],
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:name => "shiz"
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},
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{
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:modifier => "",
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:args_string => "",
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:rettype => "void",
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:var_arg => nil,
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:args => [],
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:name => "tat"
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}
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]
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assert_equal(expected, parsed_stuff[:functions])
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end
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should "extract and return function declarations with attributes" do
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source =
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"static \tint \n Foo(int a, unsigned int b);\n" +
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"goodness \t bool bar \n(uint la, int de, bool da);\n"
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@parser = CMockHeaderParser.new(source, /\w+\**/, ['static', 'goodness'])
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parsed_stuff = @parser.parse
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expected =
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[
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{
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:modifier => "static",
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:args_string => "int a, unsigned int b",
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:rettype => "int",
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:var_arg => nil,
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:args => [{:type => "int", :name => "a"}, {:type => "unsigned int", :name => "b"}],
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:name => "Foo"
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},
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{
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:modifier => "goodness",
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:args_string => "uint la, int de, bool da",
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:rettype => "bool",
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:var_arg => nil,
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:args =>
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[
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{:type => "uint", :name => "la"},
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{:type => "int", :name => "de"},
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{:type => "bool", :name => "da"}
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],
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:name => "bar"
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}
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]
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assert_equal(expected, parsed_stuff[:functions])
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end
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should "extract and return function declarations with variable argument lists" do
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source =
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"\tint \n printf(char * const format, ...);\n" +
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"bool bar \n(...);\n"
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@parser = CMockHeaderParser.new(source)
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parsed_stuff = @parser.parse
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expected =
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[
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{
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:modifier => "",
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:args_string => "char * const format",
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:rettype => "int",
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:var_arg => "...",
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:args => [{:type => "char * const", :name => "format"}],
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:name => "printf"
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},
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{
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:modifier => "",
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:args_string => "void",
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:rettype => "bool",
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:var_arg => "...",
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:args => [],
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:name => "bar"
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}
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]
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assert_equal(expected, parsed_stuff[:functions])
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end
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should "attach * to type" do
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source =
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"MY_STRUCT* HooWah(char * format);\n" +
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"bool* HotShot(HIS_STRUCT *p, unsigned int * pint);\n"
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@parser = CMockHeaderParser.new(source)
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parsed_stuff = @parser.parse
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expected =
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[
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{
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:modifier => "",
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:args_string => "char * format",
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:rettype => "MY_STRUCT*",
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:var_arg => nil,
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:args => [{:type => "char *", :name => "format"}],
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:name => "HooWah"
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},
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{
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:modifier => "",
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:args_string => "HIS_STRUCT *p, unsigned int * pint",
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:rettype => "bool*",
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:var_arg => nil,
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:args =>
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[
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{:type => "HIS_STRUCT", :name => "*p"},
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{:type => "unsigned int *", :name => "pint"}
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],
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:name => "HotShot"
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}
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]
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assert_equal(expected, parsed_stuff[:functions])
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end
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end
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