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#include "unity.h"
#include "Types.h"
#include "UsartPutChar.h"
#include "MockUsartTransmitBufferStatus.h"
AT91S_USART Usart0Peripheral;
void setUp(void)
{
}
void tearDown(void)
{
}
void testPutCharShouldWriteDesiredCharacterToUsartTransmitBuffer(void)
{
AT91C_BASE_US0->US_THR = 0;
Usart_ReadyToTransmit_ExpectAndReturn(TRUE);
Usart_PutChar('x');
TEST_ASSERT_EQUAL('x', AT91C_BASE_US0->US_THR);
Usart_ReadyToTransmit_ExpectAndReturn(TRUE);
Usart_PutChar('1');
TEST_ASSERT_EQUAL('1', AT91C_BASE_US0->US_THR);
Usart_ReadyToTransmit_ExpectAndReturn(TRUE);
Usart_PutChar(':');
TEST_ASSERT_EQUAL(':', AT91C_BASE_US0->US_THR);
}
void testPutCharShouldWaitUntilReadyToTransmitBeforeLoadingTransmitBufffer(void)
{
AT91C_BASE_US0->US_THR = 0;
Usart_ReadyToTransmit_ExpectAndReturn(FALSE);
Usart_ReadyToTransmit_ExpectAndReturn(FALSE);
Usart_ReadyToTransmit_ExpectAndReturn(FALSE);
Usart_ReadyToTransmit_ExpectAndReturn(TRUE);
Usart_PutChar('x');
TEST_ASSERT_EQUAL('x', AT91C_BASE_US0->US_THR);
}
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