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