Return-Path: From: Jakub Tyszkowski To: linux-bluetooth@vger.kernel.org Subject: [PATCH 08/22] unit: Add test cases for cbuffer seek, check, get_length Date: Mon, 14 Oct 2013 10:34:24 +0200 Message-Id: <1381739678-16260-9-git-send-email-jakub.tyszkowski@tieto.com> In-Reply-To: <1381739678-16260-1-git-send-email-jakub.tyszkowski@tieto.com> References: <1381739678-16260-1-git-send-email-jakub.tyszkowski@tieto.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: --- unit/test-cbuffer.c | 153 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 153 insertions(+) diff --git a/unit/test-cbuffer.c b/unit/test-cbuffer.c index d5507a1..d51ce64 100644 --- a/unit/test-cbuffer.c +++ b/unit/test-cbuffer.c @@ -317,6 +317,151 @@ static void cbt_get_freechunk(struct cbt_fixture *fix, gconstpointer test_data) ==, cbuffer_get_size(fix->cbuff) - 1); } +static void cbt_seek_head(struct cbt_fixture *fix, gconstpointer test_data) +{ + int found = -128; + + /* tail */ + cbuffer_write(fix->cbuff, '<'); + cbuffer_write(fix->cbuff, '.'); + cbuffer_write(fix->cbuff, '>'); + cbuffer_write(fix->cbuff, 'a'); + cbuffer_write(fix->cbuff, 'b'); + cbuffer_write(fix->cbuff, 'c'); + /* head */ + + found = cbuffer_seek_head_for_seq(fix->cbuff, "<.>", 0); + g_assert_cmpint(found, ==, 0); + + g_assert_cmpint('<', ==, *cbuffer_peek_tail(fix->cbuff, found)); + g_assert_cmpint('.', ==, *cbuffer_peek_tail(fix->cbuff, found + 1)); + g_assert_cmpint('>', ==, *cbuffer_peek_tail(fix->cbuff, found + 2)); + + found = cbuffer_seek_head_for_seq(fix->cbuff, ">.>", 0); + g_assert_cmpint(found, <, 0); + found = cbuffer_seek_head_for_seq(fix->cbuff, "<>", 0); + g_assert_cmpint(found, <, 0); + + found = cbuffer_seek_head_for_seq(fix->cbuff, "a", 1); + g_assert_cmpint(found, ==, 3); + found = cbuffer_seek_head_for_seq(fix->cbuff, "b", 2); + g_assert_cmpint(found, ==, 4); + found = cbuffer_seek_head_for_seq(fix->cbuff, "c", 3); + g_assert_cmpint(found, ==, 5); + + found = cbuffer_seek_head_for_seq(fix->cbuff, "abc", 0); + g_assert(found == 3); + g_assert_cmpint('a', ==, *cbuffer_peek_tail(fix->cbuff, found)); + g_assert_cmpint('b', ==, *cbuffer_peek_tail(fix->cbuff, found + 1)); + g_assert_cmpint('c', ==, *cbuffer_peek_tail(fix->cbuff, found + 2)); +} + +static void cbt_seek_tail(struct cbt_fixture *fix, gconstpointer test_data) +{ + int found = -1; + + /* tail */ + cbuffer_write(fix->cbuff, 'z'); + cbuffer_write(fix->cbuff, 'x'); + cbuffer_write(fix->cbuff, 'c'); + cbuffer_write(fix->cbuff, 'v'); + cbuffer_write(fix->cbuff, 'b'); + cbuffer_write(fix->cbuff, 'n'); + cbuffer_write(fix->cbuff, 'm'); + /* head */ + + /* starts seeking for the exact sequence 3 bytes from the end */ + found = cbuffer_seek_tail_for_seq(fix->cbuff, "bnm", 3); + /* should return its distance from the begining */ + g_assert_cmpint(found, ==, 4); + found = cbuffer_seek_tail_for_seq(fix->cbuff, "zxc", 0); + g_assert_cmpint(found, ==, 0); +} + +static void cbt_check_for(struct cbt_fixture *fix, gconstpointer test_data) +{ + /* tail */ + cbuffer_write(fix->cbuff, 'z'); + cbuffer_write(fix->cbuff, 'x'); + cbuffer_write(fix->cbuff, 'c'); + cbuffer_write(fix->cbuff, 'v'); + cbuffer_write(fix->cbuff, 'b'); + cbuffer_write(fix->cbuff, 'n'); + cbuffer_write(fix->cbuff, 'm'); + /* head */ + + g_assert_cmpint(0, ==, + cbuffer_starts_with_seq(fix->cbuff, "zxcvbm", 0)); + g_assert_cmpint(1, ==, + cbuffer_starts_with_seq(fix->cbuff, "zxcvbn", 0)); + g_assert_cmpint(0, ==, + cbuffer_starts_with_seq(fix->cbuff, "cvb", 1)); + g_assert_cmpint(1, ==, + cbuffer_starts_with_seq(fix->cbuff, "cvb", 2)); + g_assert_cmpint(0, ==, + cbuffer_starts_with_seq(fix->cbuff, "cvb", 3)); + g_assert_cmpint(1, ==, + cbuffer_starts_with_seq(fix->cbuff, "nm", 5)); +} + +static void cbt_get_length(struct cbt_fixture *fix, gconstpointer test_data) +{ + char ch = 0; + int unsigned i; + g_assert_cmpint(0, ==, cbuffer_get_length(fix->cbuff)); + + /* tail */ + cbuffer_write(fix->cbuff, 'z'); + cbuffer_write(fix->cbuff, 'x'); + cbuffer_write(fix->cbuff, 'c'); + /* head */ + g_assert_cmpint(3, ==, cbuffer_get_length(fix->cbuff)); + + cbuffer_write(fix->cbuff, 'v'); + cbuffer_write(fix->cbuff, 'b'); + cbuffer_write(fix->cbuff, 'n'); + cbuffer_write(fix->cbuff, 'm'); + /* head */ + g_assert_cmpint(7, ==, cbuffer_get_length(fix->cbuff)); + + cbuffer_read(fix->cbuff, &ch); + cbuffer_read(fix->cbuff, &ch); + g_assert_cmpint(5, ==, cbuffer_get_length(fix->cbuff)); + + cbuffer_drain(fix->cbuff); + g_assert_cmpint(0, ==, cbuffer_get_length(fix->cbuff)); + + /* test for buffer wrapping around */ + + /* fill the whole buffer */ + for (i = 0; i < cbuffer_get_size(fix->cbuff); ++i) { + g_assert(!cbuffer_is_full(fix->cbuff)); + cbuffer_write(fix->cbuff, 'a'); + } + g_assert_cmpint(cbuffer_get_size(fix->cbuff), ==, + cbuffer_get_length(fix->cbuff)); + + /* read half of the data */ + for (i = 0; i < cbuffer_get_size(fix->cbuff) / 2; ++i) { + g_assert(!cbuffer_is_empty(fix->cbuff)); + cbuffer_read(fix->cbuff, &ch); + g_assert_cmpint('a', ==, ch); + + } + g_assert_cmpint(cbuffer_get_size(fix->cbuff) / 2, ==, + cbuffer_get_length(fix->cbuff)); + + /* fill it again */ + for (i = 0; i < cbuffer_get_size(fix->cbuff) / 2; ++i) { + g_assert(!cbuffer_is_full(fix->cbuff)); + cbuffer_write(fix->cbuff, 'a'); + } + + /* after refilling should be full */ + g_assert_cmpint(cbuffer_get_size(fix->cbuff), ==, + cbuffer_get_length(fix->cbuff)); +} + int main(int argc, char **argv) { g_test_init(&argc, &argv, NULL); @@ -338,5 +483,13 @@ int main(int argc, char **argv) cbt_peek, cbt_fix_teardown); g_test_add("/cbuffer/get_freechunk", struct cbt_fixture, 0, cbt_fix_setup, cbt_get_freechunk, cbt_fix_teardown); + g_test_add("/cbuffer/seek_head", struct cbt_fixture, 0, cbt_fix_setup, + cbt_seek_head, cbt_fix_teardown); + g_test_add("/cbuffer/seek_tail", struct cbt_fixture, 0, cbt_fix_setup, + cbt_seek_tail, cbt_fix_teardown); + g_test_add("/cbuffer/check_for", struct cbt_fixture, 0, cbt_fix_setup, + cbt_check_for, cbt_fix_teardown); + g_test_add("/cbuffer/get_length", struct cbt_fixture, 0, cbt_fix_setup, + cbt_get_length, cbt_fix_teardown); return g_test_run(); } -- 1.7.9.5