forked from 3rd-party/fff
367 lines
10 KiB
Plaintext
367 lines
10 KiB
Plaintext
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TEST_F(FFFTestSuite, when_void_func_never_called_then_callcount_is_zero)
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{
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ASSERT_EQ(voidfunc1_fake.call_count, 0u);
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}
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TEST_F(FFFTestSuite, when_void_func_called_once_then_callcount_is_one)
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{
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voidfunc1(66);
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ASSERT_EQ(voidfunc1_fake.call_count, 1u);
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}
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TEST_F(FFFTestSuite, when_void_func_called_once_and_reset_then_callcount_is_zero)
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{
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voidfunc1(66);
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RESET_FAKE(voidfunc1);
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ASSERT_EQ(voidfunc1_fake.call_count, 0u);
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}
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// Single Argument
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TEST_F(FFFTestSuite, when_void_func_with_1_integer_arg_called_then_last_arg_captured)
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{
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voidfunc1(77);
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ASSERT_EQ(voidfunc1_fake.arg0_val, 77);
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}
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TEST_F(FFFTestSuite, when_void_func_with_1_integer_arg_called_twice_then_last_arg_captured)
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{
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voidfunc1(77);
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voidfunc1(12);
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ASSERT_EQ(voidfunc1_fake.arg0_val, 12);
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}
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TEST_F(FFFTestSuite, when_void_func_with_1_integer_arg_called_and_reset_then_captured_arg_is_zero)
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{
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voidfunc1(11);
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RESET_FAKE(voidfunc1);
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ASSERT_EQ(voidfunc1_fake.arg0_val, 0);
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}
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// Two Arguments
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TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_then_last_args_captured)
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{
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voidfunc2('a', 'b');
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ASSERT_EQ(voidfunc2_fake.arg0_val, 'a');
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ASSERT_EQ(voidfunc2_fake.arg1_val, 'b');
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}
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TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_twice_then_last_args_captured)
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{
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voidfunc2('a', 'b');
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voidfunc2('c', 'd');
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ASSERT_EQ(voidfunc2_fake.arg0_val, 'c');
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ASSERT_EQ(voidfunc2_fake.arg1_val, 'd');
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}
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TEST_F(FFFTestSuite, when_void_func_with_2_char_args_called_and_reset_then_captured_arg_is_zero)
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{
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voidfunc2('e', 'f');
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RESET_FAKE(voidfunc2);
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ASSERT_EQ(voidfunc2_fake.arg0_val, 0);
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ASSERT_EQ(voidfunc2_fake.arg1_val, 0);
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}
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#ifndef __cplusplus
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TEST_F(FFFTestSuite, when_fake_func_called_then_const_arguments_captured)
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{
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char dst[80];
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strlcpy3(dst, __FUNCTION__, sizeof(__FUNCTION__));
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}
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#endif /* __cplusplus */
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// Argument history
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TEST_F(FFFTestSuite, when_fake_func_created_default_history_is_fifty_calls)
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{
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ASSERT_EQ(FFF_ARG_HISTORY_LEN, (sizeof voidfunc2_fake.arg0_history) / (sizeof voidfunc2_fake.arg0_history[0]));
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ASSERT_EQ(FFF_ARG_HISTORY_LEN, (sizeof voidfunc2_fake.arg1_history) / (sizeof voidfunc2_fake.arg1_history[0]));
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}
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TEST_F(FFFTestSuite, when_fake_func_called_then_arguments_captured_in_history)
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{
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voidfunc2('g', 'h');
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ASSERT_EQ('g', voidfunc2_fake.arg0_history[0]);
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ASSERT_EQ('h', voidfunc2_fake.arg1_history[0]);
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}
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TEST_F(FFFTestSuite, argument_history_is_reset_when_RESET_FAKE_called)
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{
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//given
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voidfunc2('g', 'h');
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ASSERT_EQ('g', voidfunc2_fake.arg0_history[0]);
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ASSERT_EQ('h', voidfunc2_fake.arg1_history[0]);
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//when
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RESET_FAKE(voidfunc2);
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//then
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ASSERT_EQ('\0', voidfunc2_fake.arg0_history[0]);
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ASSERT_EQ('\0', voidfunc2_fake.arg1_history[0]);
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}
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TEST_F(FFFTestSuite, when_fake_func_called_max_times_then_no_argument_histories_dropped)
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{
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unsigned int i;
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for (i = 0; i < FFF_ARG_HISTORY_LEN; i++)
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{
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voidfunc2('1' + i, '2' + i);
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}
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ASSERT_EQ(0u, voidfunc2_fake.arg_histories_dropped);
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}
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TEST_F(FFFTestSuite, when_fake_func_called_max_times_plus_one_then_one_argument_history_dropped)
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{
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unsigned int i;
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for (i = 0; i < FFF_ARG_HISTORY_LEN; i++)
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{
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voidfunc2('1' + i, '2' + i);
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}
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voidfunc2('1', '2');
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ASSERT_EQ(1u, voidfunc2_fake.arg_histories_dropped);
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// or in other words..
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ASSERT_TRUE(voidfunc2_fake.call_count > voidfunc2_fake.arg_history_len);
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}
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// Return values
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TEST_F(FFFTestSuite, value_func_will_return_zero_by_default)
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{
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ASSERT_EQ(0l, longfunc0());
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}
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TEST_F(FFFTestSuite, value_func_will_return_value_given)
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{
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longfunc0_fake.return_val = 99l;
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ASSERT_EQ(99l, longfunc0());
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}
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TEST_F(FFFTestSuite, value_func_will_return_zero_after_reset)
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{
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longfunc0_fake.return_val = 99l;
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RESET_FAKE(longfunc0);
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ASSERT_EQ(0l, longfunc0());
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}
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TEST_F(FFFTestSuite, register_call_macro_registers_one_call)
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{
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REGISTER_CALL(longfunc0);
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ASSERT_EQ(fff.call_history[0], (void *)longfunc0);
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}
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TEST_F(FFFTestSuite, register_call_macro_registers_two_calls)
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{
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REGISTER_CALL(longfunc0);
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REGISTER_CALL(voidfunc2);
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ASSERT_EQ(fff.call_history[0], (void *)longfunc0);
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ASSERT_EQ(fff.call_history[1], (void *)voidfunc2);
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}
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TEST_F(FFFTestSuite, reset_call_history_resets_call_history)
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{
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REGISTER_CALL(longfunc0);
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FFF_RESET_HISTORY();
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REGISTER_CALL(voidfunc2);
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ASSERT_EQ(1u, fff.call_history_idx);
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ASSERT_EQ(fff.call_history[0], (void *)voidfunc2);
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}
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TEST_F(FFFTestSuite, call_history_will_not_write_past_array_bounds)
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{
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for (unsigned int i = 0; i < FFF_CALL_HISTORY_LEN + 1; i++)
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{
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REGISTER_CALL(longfunc0);
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}
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ASSERT_EQ(FFF_CALL_HISTORY_LEN, fff.call_history_idx);
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}
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TEST_F(FFFTestSuite, calling_fake_registers_one_call)
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{
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longfunc0();
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ASSERT_EQ(fff.call_history_idx, 1u);
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ASSERT_EQ(fff.call_history[0], (void *)longfunc0);
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}
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TEST_F(FFFTestSuite, return_value_sequences_not_exhausted)
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{
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long myReturnVals[3] = { 3, 7, 9 };
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SET_RETURN_SEQ(longfunc0, myReturnVals, 3);
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ASSERT_EQ(myReturnVals[0], longfunc0());
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ASSERT_EQ(myReturnVals[1], longfunc0());
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ASSERT_EQ(myReturnVals[2], longfunc0());
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}
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TEST_F(FFFTestSuite, return_value_sequences_exhausted)
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{
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long myReturnVals[3] = { 3, 7, 9 };
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SET_RETURN_SEQ(longfunc0, myReturnVals, 3);
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ASSERT_EQ(myReturnVals[0], longfunc0());
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ASSERT_EQ(myReturnVals[1], longfunc0());
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ASSERT_EQ(myReturnVals[2], longfunc0());
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ASSERT_EQ(myReturnVals[2], longfunc0());
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ASSERT_EQ(myReturnVals[2], longfunc0());
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}
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TEST_F(FFFTestSuite, return_value_sequences_reset)
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{
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long myReturnVals[3] = { 3, 7, 9 };
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SET_RETURN_SEQ(longfunc0, myReturnVals, 3);
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ASSERT_EQ(myReturnVals[0], longfunc0());
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ASSERT_EQ(myReturnVals[1], longfunc0());
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RESET_FAKE(longfunc0);
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ASSERT_EQ(0, longfunc0());
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}
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static int my_custom_fake_called = 0;
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void my_custom_fake(char a, char b)
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{
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my_custom_fake_called++;
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}
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TEST_F(FFFTestSuite, can_register_custom_fake)
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{
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voidfunc2_fake.custom_fake = my_custom_fake;
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voidfunc2('a', 'b');
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ASSERT_EQ(1, my_custom_fake_called);
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}
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void voidfunc1outparam_custom_fake1(char *a)
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{
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*a = 'x';
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}
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void voidfunc1outparam_custom_fake2(char *a)
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{
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*a = 'y';
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}
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void voidfunc1outparam_custom_fake3(char *a)
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{
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*a = 'z';
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}
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TEST_F(FFFTestSuite, custom_fake_sequence_not_exausthed)
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{
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void (*custom_fakes[])(char *) = {voidfunc1outparam_custom_fake1,
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voidfunc1outparam_custom_fake2,
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voidfunc1outparam_custom_fake3};
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char a = 'a';
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SET_CUSTOM_FAKE_SEQ(voidfunc1outparam, custom_fakes, 3);
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voidfunc1outparam(&a);
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ASSERT_EQ('x', a);
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voidfunc1outparam(&a);
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ASSERT_EQ('y', a);
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voidfunc1outparam(&a);
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ASSERT_EQ('z', a);
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}
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TEST_F(FFFTestSuite, custom_fake_sequence_exhausted)
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{
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void (*custom_fakes[])(char *) = {voidfunc1outparam_custom_fake1,
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voidfunc1outparam_custom_fake2,
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voidfunc1outparam_custom_fake3};
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char a = 'a';
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SET_CUSTOM_FAKE_SEQ(voidfunc1outparam, custom_fakes, 3);
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voidfunc1outparam(&a);
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ASSERT_EQ('x', a);
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voidfunc1outparam(&a);
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ASSERT_EQ('y', a);
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voidfunc1outparam(&a);
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ASSERT_EQ('z', a);
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a = 'a';
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voidfunc1outparam(&a);
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ASSERT_EQ('z', a);
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a = 'b';
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voidfunc1outparam(&a);
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ASSERT_EQ('z', a);
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}
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//DECLARE_FAKE_VALUE_FUNC0(long, longfunc0);
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#define MEANING_OF_LIFE 42
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long my_custom_value_fake(void)
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{
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return MEANING_OF_LIFE;
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}
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TEST_F(FFFTestSuite, when_value_custom_fake_called_THEN_it_returns_custom_return_value)
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{
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longfunc0_fake.custom_fake = my_custom_value_fake;
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long retval = longfunc0();
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ASSERT_EQ(MEANING_OF_LIFE, retval);
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}
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#ifndef __cplusplus
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TEST_F(FFFTestSuite, use_void_vararg_fake_with_different_number_of_arguments)
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{
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voidfunc3var("0 parameters", 0);
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voidfunc3var("1 parameter", 1, 10);
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voidfunc3var("2 parameters", 2, 10, 20);
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voidfunc3var("3 parameters", 3, 10, 20, 30);
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}
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TEST_F(FFFTestSuite, use_value_vararg_fake_with_different_number_of_arguments)
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{
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valuefunc3var("0 parameters", 0);
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valuefunc3var("1 parameter", 1, 10);
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valuefunc3var("2 parameters", 2, 10, 20);
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valuefunc3var("3 parameters", 3, 10, 20, 30);
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}
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#endif /* __cplusplus */
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TEST_F(FFFTestSuite, can_capture_upto_20_arguments_correctly)
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{
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voidfunc20(0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19);
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ASSERT_EQ(0, voidfunc20_fake.arg0_val);
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ASSERT_EQ(1, voidfunc20_fake.arg1_val);
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ASSERT_EQ(2, voidfunc20_fake.arg2_val);
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ASSERT_EQ(3, voidfunc20_fake.arg3_val);
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ASSERT_EQ(4, voidfunc20_fake.arg4_val);
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ASSERT_EQ(5, voidfunc20_fake.arg5_val);
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ASSERT_EQ(6, voidfunc20_fake.arg6_val);
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ASSERT_EQ(7, voidfunc20_fake.arg7_val);
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ASSERT_EQ(8, voidfunc20_fake.arg8_val);
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ASSERT_EQ(9, voidfunc20_fake.arg9_val);
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ASSERT_EQ(10, voidfunc20_fake.arg10_val);
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ASSERT_EQ(11, voidfunc20_fake.arg11_val);
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ASSERT_EQ(12, voidfunc20_fake.arg12_val);
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ASSERT_EQ(13, voidfunc20_fake.arg13_val);
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ASSERT_EQ(14, voidfunc20_fake.arg14_val);
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ASSERT_EQ(15, voidfunc20_fake.arg15_val);
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ASSERT_EQ(16, voidfunc20_fake.arg16_val);
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ASSERT_EQ(17, voidfunc20_fake.arg17_val);
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ASSERT_EQ(18, voidfunc20_fake.arg18_val);
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ASSERT_EQ(19, voidfunc20_fake.arg19_val);
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}
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TEST_F(FFFTestSuite, value_func_can_capture_upto_20_arguments_correctly)
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{
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valuefunc20_fake.return_val = 42;
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int return_val = valuefunc20(0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19);
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ASSERT_EQ(42, return_val);
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ASSERT_EQ(0, valuefunc20_fake.arg0_val);
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ASSERT_EQ(1, valuefunc20_fake.arg1_val);
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ASSERT_EQ(2, valuefunc20_fake.arg2_val);
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ASSERT_EQ(3, valuefunc20_fake.arg3_val);
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ASSERT_EQ(4, valuefunc20_fake.arg4_val);
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ASSERT_EQ(5, valuefunc20_fake.arg5_val);
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ASSERT_EQ(6, valuefunc20_fake.arg6_val);
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ASSERT_EQ(7, valuefunc20_fake.arg7_val);
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ASSERT_EQ(8, valuefunc20_fake.arg8_val);
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ASSERT_EQ(9, valuefunc20_fake.arg9_val);
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ASSERT_EQ(10, valuefunc20_fake.arg10_val);
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ASSERT_EQ(11, valuefunc20_fake.arg11_val);
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ASSERT_EQ(12, valuefunc20_fake.arg12_val);
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ASSERT_EQ(13, valuefunc20_fake.arg13_val);
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ASSERT_EQ(14, valuefunc20_fake.arg14_val);
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ASSERT_EQ(15, valuefunc20_fake.arg15_val);
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ASSERT_EQ(16, valuefunc20_fake.arg16_val);
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ASSERT_EQ(17, valuefunc20_fake.arg17_val);
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ASSERT_EQ(18, valuefunc20_fake.arg18_val);
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ASSERT_EQ(19, valuefunc20_fake.arg19_val);
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}
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