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Added basic argument history of fixed size

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This commit is contained in:
Mike Long
2011-02-14 21:57:59 +01:00
parent 2043a11291
commit f12810c3f9
4 changed files with 1065 additions and 47 deletions
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21
fakegen.rb
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@@ -5,7 +5,7 @@
$cpp_output = true
$MAX_ARGS = 10
$MAX_ARG_HISTORY = 10
$DEFAULT_ARG_HISTORY = 10
$MAX_CALL_HISTORY = 10
def output_macro(args, is_value_function)
@@ -90,14 +90,15 @@ def output_argument_capture_variables(i)
# last argument
puts " static ARG#{i}_TYPE FUNCNAME##_arg#{i}_val; \\"
# argument history array
# puts " static ARG#{i}_TYPE FUNCNAME##_arg#{i}_history[];"
# puts " static int FUNCNAME##_arg#{i}_history_idx;"
puts " static ARG#{i}_TYPE FUNCNAME##_arg#{i}_history[#{$DEFAULT_ARG_HISTORY}];\\"
end
def output_variables(arg_count, is_value_function)
arg_count.times { |i| output_argument_capture_variables(i) }
puts " static RETURN_TYPE FUNCNAME##_return_val; \\" unless not is_value_function
puts " static int FUNCNAME##_call_count = 0; \\"
puts " static unsigned int FUNCNAME##_call_count = 0; \\"
puts " static unsigned int FUNCNAME##_arg_history_len = #{$DEFAULT_ARG_HISTORY};\\"
puts " static unsigned int FUNCNAME##_arg_histories_dropped = 0; \\"
end
def output_function_signature(args_count, is_value_function)
@@ -117,6 +118,18 @@ end
def output_function_body(arg_count, is_value_function)
# capture arguments
arg_count.times { |i| puts " FUNCNAME##_arg#{i}_val = arg#{i}; \\" }
# store in argument history
arg_count.times { |i|
puts " if(FUNCNAME##_call_count < FUNCNAME##_arg_history_len){\\"
puts " FUNCNAME##_arg#{i}_history[FUNCNAME##_call_count] = arg#{i}; \\"
puts " }\\"
}
# update dropped argument history counts
puts " if(FUNCNAME##_call_count >= FUNCNAME##_arg_history_len){\\"
puts " FUNCNAME##_arg_histories_dropped++;\\"
puts " }\\"
# update call count
puts " FUNCNAME##_call_count++; \\"
#register call

1000
fff.h
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File diff suppressed because it is too large Load Diff

46
test/fff_test_c.c
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@@ -85,6 +85,45 @@ TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_and_reset_then_captu
ASSERT_EQ(voidfunc2_arg1_val, 0);
}
// Argument history
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_created_default_history_is_ten_calls)
{
ASSERT_EQ(10u, (sizeof voidfunc2_arg0_history) / (sizeof voidfunc2_arg0_history[0]));
ASSERT_EQ(10u, (sizeof voidfunc2_arg1_history) / (sizeof voidfunc2_arg1_history[0]));
}
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_then_arguments_captured_in_history)
{
voidfunc2('g', 'h');
ASSERT_EQ('g', voidfunc2_arg0_history[0]);
ASSERT_EQ('h', voidfunc2_arg1_history[0]);
}
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_max_times_then_no_argument_histories_dropped)
{
int i;
for(i = 0; i < 10; i++)
{
voidfunc2('1'+i, '2'+i);
}
ASSERT_EQ(0u, voidfunc2_arg_histories_dropped);
}
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_max_times_plus_one_then_one_argument_history_dropped)
{
int i;
for(i = 0; i < 10; i++)
{
voidfunc2('1'+i, '2'+i);
}
voidfunc2('1', '2');
ASSERT_EQ(1u, voidfunc2_arg_histories_dropped);
}
// Return values
TEST_F(FFFTestSuite, value_func_will_return_zero_by_default)
{
@@ -147,6 +186,7 @@ TEST_F(FFFTestSuite, calling_fake_registers_one_call)
}
int main()
{
setbuf(stdout, NULL);
@@ -165,6 +205,12 @@ int main()
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_called_then_last_args_captured);
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_called_twice_then_last_args_captured);
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_called_and_reset_then_captured_arg_is_zero);
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_created_default_history_is_ten_calls);
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_called_then_arguments_captured_in_history);
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_called_max_times_then_no_argument_histories_dropped);
RUN_TEST(FFFTestSuite, when_void_func_with_2_char_args_called_max_times_plus_one_then_one_argument_history_dropped);
RUN_TEST(FFFTestSuite, value_func_will_return_zero_by_default);
RUN_TEST(FFFTestSuite, value_func_will_return_value_given);
RUN_TEST(FFFTestSuite, value_func_will_return_zero_after_reset);

45
test/fff_test_cpp.cpp
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@@ -25,20 +25,20 @@ public:
// Call counting
TEST_F(FFFTestSuite, when_void_func_never_called_then_callcount_is_zero)
{
ASSERT_EQ(voidfunc1_call_count, 0);
ASSERT_EQ(voidfunc1_call_count, 0u);
}
TEST_F(FFFTestSuite, when_void_func_called_once_then_callcount_is_one)
{
voidfunc1(66);
ASSERT_EQ(voidfunc1_call_count, 1);
ASSERT_EQ(voidfunc1_call_count, 1u);
}
TEST_F(FFFTestSuite, when_void_func_called_once_and_reset_then_callcount_is_zero)
{
voidfunc1(66);
RESET_FAKE(voidfunc1);
ASSERT_EQ(voidfunc1_call_count, 0);
ASSERT_EQ(voidfunc1_call_count, 0u);
}
// Single Argument
@@ -86,6 +86,45 @@ TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_and_reset_then_captu
ASSERT_EQ(voidfunc2_arg1_val, 0);
}
// Argument history
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_created_default_history_is_ten_calls)
{
ASSERT_EQ(10u, (sizeof voidfunc2_arg0_history) / (sizeof voidfunc2_arg0_history[0]));
ASSERT_EQ(10u, (sizeof voidfunc2_arg1_history) / (sizeof voidfunc2_arg1_history[0]));
}
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_then_arguments_captured_in_history)
{
voidfunc2('g', 'h');
ASSERT_EQ('g', voidfunc2_arg0_history[0]);
ASSERT_EQ('h', voidfunc2_arg1_history[0]);
}
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_max_times_then_no_argument_histories_dropped)
{
int i;
for(i = 0; i < 10; i++)
{
voidfunc2('1'+i, '2'+i);
}
ASSERT_EQ(0u, voidfunc2_arg_histories_dropped);
}
TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_max_times_plus_one_then_one_argument_history_dropped)
{
int i;
for(i = 0; i < 10; i++)
{
voidfunc2('1'+i, '2'+i);
}
voidfunc2('1', '2');
ASSERT_EQ(1u, voidfunc2_arg_histories_dropped);
}
// Return values
TEST_F(FFFTestSuite, value_func_will_return_zero_by_default)
{