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Test to verify peek API

pull/6309/head
Deepika 2018-03-09 16:47:48 -06:00
parent 9fa660ebde
commit 0b9f301268
1 changed files with 35 additions and 2 deletions
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37
TESTS/mbedmicro-rtos-mbed/CircularBuffer/main.cpp
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@ -253,13 +253,14 @@ void test_input_exceeds_capacity_push_2_pop_1_complex_type()
}
}
/* Test circular buffer - test pop(), empty(), full(), size() after CircularBuffer creation.
/* Test circular buffer - test pop(), peek(), empty(), full(), size() after CircularBuffer creation.
*
* Given is a circular buffer.
* When circular buffer is created.
* Then circular buffer is empty:
* - empty() returns true,
* - pop() function returns false,
* - peek() function returns false,
* - full() function returns false,
* - size() function returns 0,
*
@ -271,6 +272,7 @@ void test_pop_empty_full_size_after_creation()
TEST_ASSERT_TRUE(cb.empty());
TEST_ASSERT_FALSE(cb.pop(data));
TEST_ASSERT_FALSE(cb.peek(data));
TEST_ASSERT_FALSE(cb.full());
TEST_ASSERT_EQUAL(0, cb.size());
}
@ -411,6 +413,35 @@ void test_counter_type_buffer_size()
TEST_ASSERT_EQUAL(100, data);
}
/* Test circular buffer - peek should not update buffer data.
*
* When circular buffer peek operation is performed along with
* push and pop, it should not update the buffer data elements.
* Elements read using pop/peek operation should match.
*
*/
void test_peek_no_pop()
{
CircularBuffer<int, 3, unsigned char> cb;
int data = 0;
int peek_data = 0;
for (uint32_t i = 0; i < 3; i++) {
data = (0xAA + i);
cb.push(data);
cb.peek(peek_data);
TEST_ASSERT_EQUAL(i + 1, cb.size());
}
for (uint32_t i = 0; i < 3; i++) {
TEST_ASSERT_TRUE(cb.peek(peek_data));
TEST_ASSERT_EQUAL(0xAA + i, peek_data);
TEST_ASSERT_TRUE(cb.pop(data));
TEST_ASSERT_EQUAL(0xAA + i, data);
TEST_ASSERT_EQUAL(3 - i - 1, cb.size());
}
}
utest::v1::status_t greentea_failure_handler(const Case *const source, const failure_t reason)
{
greentea_case_failure_abort_handler(source, reason);
@ -446,13 +477,15 @@ Case cases[] = {
Case("reset() clears the buffer.", test_reset<uint32_t, 5>, greentea_failure_handler),
Case("Test pop(), empty(), full(), size() after CircularBuffer creation.",
Case("Test pop(), peek(), empty(), full(), size() after CircularBuffer creation.",
test_pop_empty_full_size_after_creation, greentea_failure_handler),
Case("Test CounterType/BufferSize boarder case.", test_counter_type_buffer_size, greentea_failure_handler),
Case("Input exceeds capacity(5) push 2, pop 1 - complex type.",
test_input_exceeds_capacity_push_2_pop_1_complex_type<5, unsigned short>, greentea_failure_handler),
Case("peek() return data without popping the element.", test_peek_no_pop, greentea_failure_handler),
};
utest::v1::status_t greentea_test_setup(const size_t number_of_cases)