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Diffstat (limited to 'tinyusb/test/test/test_fifo.c')
| -rwxr-xr-x | tinyusb/test/test/test_fifo.c | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/tinyusb/test/test/test_fifo.c b/tinyusb/test/test/test_fifo.c deleted file mode 100755 index 0a5f4d3b..00000000 --- a/tinyusb/test/test/test_fifo.c +++ /dev/null @@ -1,318 +0,0 @@ -/* - * The MIT License (MIT) - * - * Copyright (c) 2019 Ha Thach (tinyusb.org) - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * This file is part of the TinyUSB stack. - */ - -#include <string.h> -#include "unity.h" -#include "tusb_fifo.h" - -#define FIFO_SIZE 10 -TU_FIFO_DEF(tu_ff, FIFO_SIZE, uint8_t, false); -tu_fifo_t* ff = &tu_ff; -tu_fifo_buffer_info_t info; - -void setUp(void) -{ - tu_fifo_clear(ff); - memset(&info, 0, sizeof(tu_fifo_buffer_info_t)); -} - -void tearDown(void) -{ -} - -//--------------------------------------------------------------------+ -// Tests -//--------------------------------------------------------------------+ -void test_normal(void) -{ - for(uint8_t i=0; i < FIFO_SIZE; i++) tu_fifo_write(ff, &i); - - for(uint8_t i=0; i < FIFO_SIZE; i++) - { - uint8_t c; - tu_fifo_read(ff, &c); - TEST_ASSERT_EQUAL(i, c); - } -} - -void test_item_size(void) -{ - TU_FIFO_DEF(ff4, FIFO_SIZE, uint32_t, false); - tu_fifo_clear(&ff4); - - uint32_t data[20]; - for(uint32_t i=0; i<sizeof(data)/4; i++) data[i] = i; - - tu_fifo_write_n(&ff4, data, 10); - - uint32_t rd[10]; - uint16_t rd_count; - - // read 0 -> 4 - rd_count = tu_fifo_read_n(&ff4, rd, 5); - TEST_ASSERT_EQUAL( 5, rd_count ); - TEST_ASSERT_EQUAL_UINT32_ARRAY( data, rd, rd_count ); // 0 -> 4 - - tu_fifo_write_n(&ff4, data+10, 5); - - // read 5 -> 14 - rd_count = tu_fifo_read_n(&ff4, rd, 10); - TEST_ASSERT_EQUAL( 10, rd_count ); - TEST_ASSERT_EQUAL_UINT32_ARRAY( data+5, rd, rd_count ); // 5 -> 14 -} - -void test_read_n(void) -{ - // prepare data - uint8_t data[20]; - for(int i=0; i<sizeof(data); i++) data[i] = i; - - for(uint8_t i=0; i < FIFO_SIZE; i++) tu_fifo_write(ff, data+i); - - uint8_t rd[10]; - uint16_t rd_count; - - // case 1: Read index + count < depth - // read 0 -> 4 - rd_count = tu_fifo_read_n(ff, rd, 5); - TEST_ASSERT_EQUAL( 5, rd_count ); - TEST_ASSERT_EQUAL_MEMORY( data, rd, rd_count ); // 0 -> 4 - - // case 2: Read index + count > depth - // write 10, 11, 12 - tu_fifo_write(ff, data+10); - tu_fifo_write(ff, data+11); - tu_fifo_write(ff, data+12); - - rd_count = tu_fifo_read_n(ff, rd, 7); - TEST_ASSERT_EQUAL( 7, rd_count ); - - TEST_ASSERT_EQUAL_MEMORY( data+5, rd, rd_count ); // 5 -> 11 - - // Should only read until empty - TEST_ASSERT_EQUAL( 1, tu_fifo_read_n(ff, rd, 100) ); -} - -void test_write_n(void) -{ - // prepare data - uint8_t data[20]; - for(int i=0; i<sizeof(data); i++) data[i] = i; - - // case 1: wr + count < depth - tu_fifo_write_n(ff, data, 8); // wr = 8, count = 8 - - uint8_t rd[10]; - uint16_t rd_count; - - rd_count = tu_fifo_read_n(ff, rd, 5); // wr = 8, count = 3 - TEST_ASSERT_EQUAL( 5, rd_count ); - TEST_ASSERT_EQUAL_MEMORY( data, rd, rd_count ); // 0 -> 4 - - // case 2: wr + count > depth - tu_fifo_write_n(ff, data+8, 6); // wr = 3, count = 9 - - for(rd_count=0; rd_count<7; rd_count++) tu_fifo_read(ff, rd+rd_count); // wr = 3, count = 2 - - TEST_ASSERT_EQUAL_MEMORY( data+5, rd, rd_count); // 5 -> 11 - - TEST_ASSERT_EQUAL(2, tu_fifo_count(ff)); -} - -void test_peek(void) -{ - uint8_t temp; - - temp = 10; tu_fifo_write(ff, &temp); - temp = 20; tu_fifo_write(ff, &temp); - temp = 30; tu_fifo_write(ff, &temp); - - temp = 0; - - tu_fifo_peek(ff, &temp); - TEST_ASSERT_EQUAL(10, temp); - - tu_fifo_read(ff, &temp); - tu_fifo_read(ff, &temp); - - tu_fifo_peek(ff, &temp); - TEST_ASSERT_EQUAL(30, temp); -} - -void test_get_read_info_when_no_wrap() -{ - uint8_t ch = 1; - - // write 6 items - for(uint8_t i=0; i < 6; i++) tu_fifo_write(ff, &ch); - - // read 2 items - tu_fifo_read(ff, &ch); - tu_fifo_read(ff, &ch); - - tu_fifo_get_read_info(ff, &info); - - TEST_ASSERT_EQUAL(4, info.len_lin); - TEST_ASSERT_EQUAL(0, info.len_wrap); - - TEST_ASSERT_EQUAL_PTR(ff->buffer+2, info.ptr_lin); - TEST_ASSERT_NULL(info.ptr_wrap); -} - -void test_get_read_info_when_wrapped() -{ - uint8_t ch = 1; - - // make fifo full - for(uint8_t i=0; i < FIFO_SIZE; i++) tu_fifo_write(ff, &ch); - - // read 6 items - for(uint8_t i=0; i < 6; i++) tu_fifo_read(ff, &ch); - - // write 2 items - tu_fifo_write(ff, &ch); - tu_fifo_write(ff, &ch); - - tu_fifo_get_read_info(ff, &info); - - TEST_ASSERT_EQUAL(FIFO_SIZE-6, info.len_lin); - TEST_ASSERT_EQUAL(2, info.len_wrap); - - TEST_ASSERT_EQUAL_PTR(ff->buffer+6, info.ptr_lin); - TEST_ASSERT_EQUAL_PTR(ff->buffer, info.ptr_wrap); -} - -void test_get_write_info_when_no_wrap() -{ - uint8_t ch = 1; - - // write 2 items - tu_fifo_write(ff, &ch); - tu_fifo_write(ff, &ch); - - tu_fifo_get_write_info(ff, &info); - - TEST_ASSERT_EQUAL(FIFO_SIZE-2, info.len_lin); - TEST_ASSERT_EQUAL(0, info.len_wrap); - - TEST_ASSERT_EQUAL_PTR(ff->buffer+2, info .ptr_lin); - // application should check len instead of ptr. - // TEST_ASSERT_NULL(info.ptr_wrap); -} - -void test_get_write_info_when_wrapped() -{ - uint8_t ch = 1; - - // write 6 items - for(uint8_t i=0; i < 6; i++) tu_fifo_write(ff, &ch); - - // read 2 items - tu_fifo_read(ff, &ch); - tu_fifo_read(ff, &ch); - - tu_fifo_get_write_info(ff, &info); - - TEST_ASSERT_EQUAL(FIFO_SIZE-6, info.len_lin); - TEST_ASSERT_EQUAL(2, info.len_wrap); - - TEST_ASSERT_EQUAL_PTR(ff->buffer+6, info .ptr_lin); - TEST_ASSERT_EQUAL_PTR(ff->buffer, info.ptr_wrap); -} - -void test_empty(void) -{ - uint8_t temp; - TEST_ASSERT_TRUE(tu_fifo_empty(ff)); - - // read info - tu_fifo_get_read_info(ff, &info); - - TEST_ASSERT_EQUAL(0, info.len_lin); - TEST_ASSERT_EQUAL(0, info.len_wrap); - - TEST_ASSERT_NULL(info.ptr_lin); - TEST_ASSERT_NULL(info.ptr_wrap); - - // write info - tu_fifo_get_write_info(ff, &info); - - TEST_ASSERT_EQUAL(FIFO_SIZE, info.len_lin); - TEST_ASSERT_EQUAL(0, info.len_wrap); - - TEST_ASSERT_EQUAL_PTR(ff->buffer, info .ptr_lin); - // application should check len instead of ptr. - // TEST_ASSERT_NULL(info.ptr_wrap); - - // write 1 then re-check empty - tu_fifo_write(ff, &temp); - TEST_ASSERT_FALSE(tu_fifo_empty(ff)); -} - -void test_full(void) -{ - TEST_ASSERT_FALSE(tu_fifo_full(ff)); - - for(uint8_t i=0; i < FIFO_SIZE; i++) tu_fifo_write(ff, &i); - - TEST_ASSERT_TRUE(tu_fifo_full(ff)); - - // read info - tu_fifo_get_read_info(ff, &info); - - TEST_ASSERT_EQUAL(FIFO_SIZE, info.len_lin); - TEST_ASSERT_EQUAL(0, info.len_wrap); - - TEST_ASSERT_EQUAL_PTR(ff->buffer, info.ptr_lin); - // skip this, application must check len instead of buffer - // TEST_ASSERT_NULL(info.ptr_wrap); - - // write info -} - -void test_rd_idx_wrap() -{ - tu_fifo_t ff10; - uint8_t buf[10]; - uint8_t dst[10]; - - tu_fifo_config(&ff10, buf, 10, 1, 1); - - uint16_t n; - - ff10.wr_idx = 6; - ff10.rd_idx = 15; - - n = tu_fifo_read_n(&ff10, dst, 4); - TEST_ASSERT_EQUAL(n, 4); - TEST_ASSERT_EQUAL(ff10.rd_idx, 0); - n = tu_fifo_read_n(&ff10, dst, 4); - TEST_ASSERT_EQUAL(n, 4); - TEST_ASSERT_EQUAL(ff10.rd_idx, 4); - n = tu_fifo_read_n(&ff10, dst, 4); - TEST_ASSERT_EQUAL(n, 2); - TEST_ASSERT_EQUAL(ff10.rd_idx, 6); -}
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