tests: subsys: settings: stream encoding tests
Added tests for recently introduced sterem-style encoding. Signed-off-by: Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no>
This commit is contained in:
Andrzej Puzdrowski
Carles Cufí
parent
76f8b97871
commit
84a88f107c
240
tests/subsys/settings/src/settings_enc.c
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240
tests/subsys/settings/src/settings_enc.c
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/*
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* Copyright (c) 2018 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "settings_test.h"
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#include "settings_priv.h"
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static char enc_buf[128];
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static int enc_buf_cnt;
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static u8_t test_rwbs = 1;
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#define ENC_CTX_VAL 0x2018
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static int write_handler(void *ctx, off_t off, char const *buf, size_t len)
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{
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zassert_equal(ctx, (void *)ENC_CTX_VAL, "bad write calback context\n");
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if (off % test_rwbs || len % test_rwbs) {
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return -EIO;
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}
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memcpy(&enc_buf[off], buf, len);
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enc_buf_cnt += len;
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return 0;
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}
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static void test_encoding_iteration(char const *name, char const *value,
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char const *pattern, int exp_len, u8_t wbs)
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{
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int rc;
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test_rwbs = wbs;
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settings_line_io_init(NULL, write_handler, wbs);
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rc = settings_line_len_calc(name, strlen(value));
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zassert_equal(rc, exp_len, "Wrong line length calculated, was %d.\n",
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rc);
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enc_buf_cnt = 0;
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rc = settings_line_write(name, value, strlen(value), 0,
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(void *)ENC_CTX_VAL);
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zassert_equal(rc, 0, "Can't encode the line %d.\n", rc);
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zassert_equal(enc_buf_cnt, exp_len, "Wrote more than expected\n");
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zassert_true(memcmp(pattern, enc_buf, exp_len) == 0,
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"encoding defect, was : %s\nexpected: %s\n", enc_buf,
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pattern);
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}
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void test_settings_encode(void)
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{
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char const name[] = "nordic";
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char const value[] = "Doubt. Only an evil man, master Geralt,"
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" is without it. And no one escapes his destiny";
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char const pattern[] = "nordic=RG91YnQuIE9ubHkgYW4gZXZpbCBtYW4sIG1hc3Rl"
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"ciBHZXJhbHQsIGlzIHdpdGhvdXQgaXQuIEFuZCBubyBvbmU"
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"gZXNjYXBlcyBoaXMgZGVzdGlueQ==\0";
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char const pattern2[] = "nordic=RG91YnQuIE9ubHkgYW4gZXZpbCBtYW4sIG1hc3R"
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"lciBHZXJhbHQsIGlzIHdpdGhvdXQgaXQuIEFuZCBubyBvb"
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"mUgZXNjYXBlcyBoaXMgZGVzdGlueQ==\0\0\0\0\0";
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char const name2[] = "nord";
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char const value2[] = "123";
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char const pattern3[] = "nord=MTIz\0\0\0";
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test_encoding_iteration(name, value, pattern, 124, 4);
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test_encoding_iteration(name, value, pattern, 123, 1);
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test_encoding_iteration(name, value, pattern2, 128, 8);
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test_encoding_iteration(name2, value2, pattern3, 12, 4);
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test_encoding_iteration(name2, value2, pattern3, 9, 1);
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}
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static int read_handle(void *ctx, off_t off, char *buf, size_t *len)
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{
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int r_len;
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zassert_equal(ctx, (void *)ENC_CTX_VAL, "bad write calback context\n");
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if (off % test_rwbs || *len % test_rwbs) {
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return -EIO;
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}
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r_len = min(sizeof(enc_buf) - off, *len);
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if (r_len <= 0) {
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*len = 0;
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return 0;
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}
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memcpy(buf, &enc_buf[off], r_len);
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*len = r_len;
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return 0;
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}
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char read_buf[128+10];
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void test_raw_read_iteration(u8_t rbs, size_t off, size_t len)
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{
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test_rwbs = rbs;
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size_t len_read;
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int rc;
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size_t expected;
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memset(read_buf, 0x00, sizeof(read_buf));
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settings_line_io_init(read_handle, write_handler, rbs);
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rc = settings_line_raw_read(off, &read_buf[4], len, &len_read,
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(void *)ENC_CTX_VAL);
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zassert_equal(rc, 0, "Can't read the line %d.\n", rc);
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expected = min((sizeof(enc_buf) - off), len);
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zassert_equal(expected, len_read, "Unexpected read size\n");
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zassert_true(memcmp(&enc_buf[off], &read_buf[4], len_read) == 0,
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"read defect\n");
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for (rc = 0; rc < 4; rc++) {
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zassert_equal(read_buf[rc], 0, "buffer lickage\n");
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}
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for (rc = len_read + 4; rc < sizeof(read_buf); rc++) {
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zassert_equal(read_buf[rc], 0, "buffer lickage\n");
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}
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}
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void test_setting_raw_read(void)
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{
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int i;
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for (i = 0; i < sizeof(enc_buf); i++) {
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enc_buf[i] = i + 1;
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}
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test_raw_read_iteration(1, 0, 56);
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test_raw_read_iteration(1, 5, 128);
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test_raw_read_iteration(4, 1, 56);
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test_raw_read_iteration(4, 0, 128);
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test_raw_read_iteration(4, 3, 128);
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test_raw_read_iteration(8, 3, 128);
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test_raw_read_iteration(8, 0, 128);
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test_raw_read_iteration(8, 77, 3);
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}
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void test_val_read_iteration(char const *src, size_t src_len,
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char const *pattern, size_t pattern_len,
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size_t len, u8_t rbs, size_t off, size_t val_off)
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{
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size_t len_read;
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int rc;
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memcpy(enc_buf, src, src_len);
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test_rwbs = rbs;
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settings_line_io_init(read_handle, write_handler, rbs);
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rc = settings_line_val_read(val_off, off, read_buf, len, &len_read,
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(void *)ENC_CTX_VAL);
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zassert_equal(rc, 0, "Can't read the value.\n");
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zassert_equal(len_read, pattern_len, "Bad length (was %d).\n",
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len_read);
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read_buf[len_read] = 0;
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zassert_true(memcmp(pattern, read_buf, pattern_len) == 0,
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"encoding defect, was :\n%s\nexpected :\n%s\n", read_buf,
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pattern);
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}
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void test_setting_val_read(void)
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{
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char const val_src[] = "V2FzIHdyaXR0ZW4gaW4gS3Jha293AA==";
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char const val_src2[] = "jozef/pilsodski="
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"V2FzIHdyaXR0ZW4gaW4gS3Jha293AA==";
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char const val_pattern[] = "Was written in Krakow";
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test_val_read_iteration(val_src, sizeof(val_src), val_pattern,
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sizeof(val_pattern), 128, 1, 0, 0);
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test_val_read_iteration(val_src, sizeof(val_src), &val_pattern[1],
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sizeof(val_pattern) - 1, 128, 1, 1, 0);
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test_val_read_iteration(val_src, sizeof(val_src), val_pattern,
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sizeof(val_pattern), sizeof(val_pattern), 1, 0,
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0);
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for (int j = 1; j < sizeof(val_pattern); j++) {
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for (int i = 0; i < sizeof(val_pattern) - j; i++) {
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test_val_read_iteration(val_src, sizeof(val_src),
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&val_pattern[i], j, j, 1, i, 0);
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}
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}
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for (int j = 1; j < sizeof(val_pattern); j++) {
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for (int i = 0; i < sizeof(val_pattern) - j; i++) {
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test_val_read_iteration(val_src2, sizeof(val_src2),
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&val_pattern[i], j, j, 1, i,
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16);
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}
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}
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test_val_read_iteration(val_src, sizeof(val_src), val_pattern,
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sizeof(val_pattern), 128, 4, 0, 0);
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test_val_read_iteration(val_src, sizeof(val_src), &val_pattern[1],
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sizeof(val_pattern) - 1, 128, 4, 1, 0);
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test_val_read_iteration(val_src, sizeof(val_src), val_pattern,
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sizeof(val_pattern), sizeof(val_pattern), 4, 0,
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0);
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for (int j = 1; j < sizeof(val_pattern); j++) {
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for (int i = 0; i < sizeof(val_pattern) - j; i++) {
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test_val_read_iteration(val_src, sizeof(val_src),
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&val_pattern[i], j, j, 4, i, 0);
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}
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}
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test_val_read_iteration(val_src, sizeof(val_src), val_pattern,
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sizeof(val_pattern), 128, 8, 0, 0);
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test_val_read_iteration(val_src, sizeof(val_src), &val_pattern[1],
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sizeof(val_pattern) - 1, 128, 8, 1, 0);
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test_val_read_iteration(val_src, sizeof(val_src), val_pattern,
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sizeof(val_pattern), sizeof(val_pattern), 8, 0,
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0);
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for (int j = 1; j < sizeof(val_pattern); j++) {
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for (int i = 0; i < sizeof(val_pattern) - j; i++) {
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test_val_read_iteration(val_src, sizeof(val_src),
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&val_pattern[i], j, j, 8, i, 0);
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}
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}
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}
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