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78d30aa0bf
libvirt/tests/virbuftest.c
Ján Tomko 0a125c7144 virBufferTrim: do not accept len 
Always trim the full specified suffix.

All of the callers outside of tests were passing either
strlen or the actual length of the string.

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
2020-02-03 19:44:38 +01:00

453 lines
12 KiB
C
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#include <config.h>
#include "internal.h"
#include "testutils.h"
#include "virbuffer.h"
#include "viralloc.h"
#include "virstring.h"
#define VIR_FROM_THIS VIR_FROM_NONE
struct testBufAddStrData {
const char *data;
const char *expect;
const char *arg;
};
static int testBufAutoIndent(const void *data G_GNUC_UNUSED)
{
virBuffer bufinit = VIR_BUFFER_INITIALIZER;
virBufferPtr buf = &bufinit;
const char expected[] =
" 1\n 2\n 3\n 4\n 5\n 6\n 7\n &amp;\n 8\n 9\n 10\n ' 11'\n";
g_autofree char *result = NULL;
int ret = 0;
if (virBufferGetIndent(buf) != 0 ||
virBufferGetEffectiveIndent(buf) != 0) {
VIR_TEST_DEBUG("Wrong indentation");
ret = -1;
}
virBufferAdjustIndent(buf, 3);
if (STRNEQ(virBufferCurrentContent(buf), "")) {
VIR_TEST_DEBUG("Wrong content");
ret = -1;
}
if (virBufferGetIndent(buf) != 3 ||
virBufferGetEffectiveIndent(buf) != 3) {
VIR_TEST_DEBUG("Wrong indentation");
ret = -1;
}
virBufferAdjustIndent(buf, -2);
if (virBufferGetIndent(buf) != 1 ||
virBufferGetEffectiveIndent(buf) != 1) {
VIR_TEST_DEBUG("Wrong indentation");
ret = -1;
}
virBufferAdjustIndent(buf, -3);
if (virBufferGetIndent(buf) != 0 ||
virBufferGetEffectiveIndent(buf) != 0) {
VIR_TEST_DEBUG("Indentation level not truncated");
ret = -1;
}
virBufferAdjustIndent(buf, 3);
virBufferFreeAndReset(buf);
if (virBufferGetIndent(buf) != 0 ||
virBufferGetEffectiveIndent(buf) != 0) {
VIR_TEST_DEBUG("Reset didn't clear indentation");
ret = -1;
}
virBufferAdjustIndent(buf, 2);
virBufferAddLit(buf, "1");
if (STRNEQ(virBufferCurrentContent(buf), " 1")) {
VIR_TEST_DEBUG("Wrong content");
ret = -1;
}
if (virBufferGetIndent(buf) != 2 ||
virBufferGetEffectiveIndent(buf) != 0) {
VIR_TEST_DEBUG("Wrong indentation");
ret = -1;
}
virBufferAddLit(buf, "\n");
virBufferAdd(buf, "" "2\n", -1); /* Extra "" appeases syntax-check */
virBufferAddChar(buf, '3');
virBufferAddChar(buf, '\n');
virBufferAsprintf(buf, "%d", 4);
virBufferAsprintf(buf, "%c", '\n');
virBufferStrcat(buf, "5", "\n", "6\n", NULL);
virBufferEscapeString(buf, "%s\n", "7");
virBufferEscapeString(buf, "%s\n", "&");
virBufferEscapeSexpr(buf, "%s", "8\n");
virBufferURIEncodeString(buf, "9");
virBufferAddChar(buf, '\n');
virBufferEscapeShell(buf, "10");
virBufferAddChar(buf, '\n');
virBufferEscapeShell(buf, " 11");
virBufferAddChar(buf, '\n');
result = virBufferContentAndReset(buf);
if (!result || STRNEQ(result, expected)) {
virTestDifference(stderr, expected, result);
ret = -1;
}
return ret;
}
static int testBufTrim(const void *data G_GNUC_UNUSED)
{
virBuffer bufinit = VIR_BUFFER_INITIALIZER;
virBufferPtr buf = NULL;
g_autofree char *result = NULL;
const char *expected = "a,b";
int ret = -1;
virBufferTrim(buf, "");
buf = &bufinit;
virBufferAddLit(buf, "a;");
virBufferTrim(buf, "");
virBufferTrim(buf, "");
virBufferTrimLen(buf, 1);
virBufferTrimLen(buf, 5);
virBufferTrimLen(buf, 2);
virBufferAddLit(buf, ",b,,");
virBufferTrim(buf, NULL);
virBufferTrim(buf, "b");
virBufferTrim(buf, ",,");
result = virBufferContentAndReset(buf);
if (!result || STRNEQ(result, expected)) {
virTestDifference(stderr, expected, result);
goto cleanup;
}
ret = 0;
cleanup:
virBufferFreeAndReset(buf);
return ret;
}
static int
testBufTrimChars(const void *opaque)
{
const struct testBufAddStrData *data = opaque;
virBuffer buf = VIR_BUFFER_INITIALIZER;
g_autofree char *actual = NULL;
virBufferAddStr(&buf, data->data);
virBufferTrimChars(&buf, data->arg);
if (!(actual = virBufferContentAndReset(&buf))) {
VIR_TEST_DEBUG("buf is empty");
return -1;
}
if (STRNEQ_NULLABLE(actual, data->expect)) {
VIR_TEST_DEBUG("testBufEscapeStr(): Strings don't match:");
virTestDifference(stderr, data->expect, actual);
return -1;
}
return 0;
}
static int testBufAddBuffer(const void *data G_GNUC_UNUSED)
{
virBuffer buf1 = VIR_BUFFER_INITIALIZER;
virBuffer buf2 = VIR_BUFFER_INITIALIZER;
virBuffer buf3 = VIR_BUFFER_INITIALIZER;
int ret = -1;
g_autofree char *result = NULL;
const char *expected = \
" A long time ago, in a galaxy far,\n" \
" far away...\n" \
" It is a period of civil war.\n" \
" Rebel spaceships, striking\n" \
" from a hidden base, have won\n" \
" their first victory against\n" \
" the evil Galactic Empire.\n" \
" During the battle, rebel\n" \
" spies managed to steal secret\n" \
" plans to the Empire's\n" \
" ultimate weapon, the DEATH\n" \
" STAR, an armored space\n" \
" station with enough power to\n" \
" destroy an entire planet.\n";
if (virBufferUse(&buf1)) {
VIR_TEST_DEBUG("buf1 already in use");
goto cleanup;
}
if (virBufferUse(&buf2)) {
VIR_TEST_DEBUG("buf2 already in use");
goto cleanup;
}
if (virBufferUse(&buf3)) {
VIR_TEST_DEBUG("buf3 already in use");
goto cleanup;
}
virBufferAdjustIndent(&buf1, 2);
virBufferAddLit(&buf1, "A long time ago, in a galaxy far,\n");
virBufferAddLit(&buf1, "far away...\n");
virBufferAdjustIndent(&buf2, 4);
virBufferAddLit(&buf2, "It is a period of civil war.\n");
virBufferAddLit(&buf2, "Rebel spaceships, striking\n");
virBufferAddLit(&buf2, "from a hidden base, have won\n");
virBufferAddLit(&buf2, "their first victory against\n");
virBufferAddLit(&buf2, "the evil Galactic Empire.\n");
virBufferAdjustIndent(&buf3, 2);
virBufferAddLit(&buf3, "During the battle, rebel\n");
virBufferAddLit(&buf3, "spies managed to steal secret\n");
virBufferAddLit(&buf3, "plans to the Empire's\n");
virBufferAddLit(&buf3, "ultimate weapon, the DEATH\n");
virBufferAddLit(&buf3, "STAR, an armored space\n");
virBufferAddLit(&buf3, "station with enough power to\n");
virBufferAddLit(&buf3, "destroy an entire planet.\n");
if (!virBufferUse(&buf1)) {
VIR_TEST_DEBUG("Error adding to buf1");
goto cleanup;
}
if (!virBufferUse(&buf2)) {
VIR_TEST_DEBUG("Error adding to buf2");
goto cleanup;
}
if (!virBufferUse(&buf3)) {
VIR_TEST_DEBUG("Error adding to buf3");
goto cleanup;
}
virBufferAddBuffer(&buf2, &buf3);
if (!virBufferUse(&buf2)) {
VIR_TEST_DEBUG("buf2 cleared mistakenly");
goto cleanup;
}
if (virBufferUse(&buf3)) {
VIR_TEST_DEBUG("buf3 is not clear even though it should be");
goto cleanup;
}
virBufferAddBuffer(&buf1, &buf2);
if (!virBufferUse(&buf1)) {
VIR_TEST_DEBUG("buf1 cleared mistakenly");
goto cleanup;
}
if (virBufferUse(&buf2)) {
VIR_TEST_DEBUG("buf2 is not clear even though it should be");
goto cleanup;
}
result = virBufferContentAndReset(&buf1);
if (STRNEQ_NULLABLE(result, expected)) {
virTestDifference(stderr, expected, result);
goto cleanup;
}
ret = 0;
cleanup:
virBufferFreeAndReset(&buf1);
virBufferFreeAndReset(&buf2);
return ret;
}
static int
testBufAddStr(const void *opaque)
{
const struct testBufAddStrData *data = opaque;
virBuffer buf = VIR_BUFFER_INITIALIZER;
g_autofree char *actual = NULL;
virBufferAddLit(&buf, "<c>\n");
virBufferAdjustIndent(&buf, 2);
virBufferAddStr(&buf, data->data);
virBufferAdjustIndent(&buf, -2);
virBufferAddLit(&buf, "</c>");
if (!(actual = virBufferContentAndReset(&buf))) {
VIR_TEST_DEBUG("buf is empty");
return -1;
}
if (STRNEQ_NULLABLE(actual, data->expect)) {
VIR_TEST_DEBUG("testBufAddStr(): Strings don't match:");
virTestDifference(stderr, data->expect, actual);
return -1;
}
return 0;
}
static int
testBufEscapeStr(const void *opaque)
{
const struct testBufAddStrData *data = opaque;
virBuffer buf = VIR_BUFFER_INITIALIZER;
g_autofree char *actual = NULL;
virBufferAddLit(&buf, "<c>\n");
virBufferAdjustIndent(&buf, 2);
virBufferEscapeString(&buf, "<el>%s</el>\n", data->data);
virBufferAdjustIndent(&buf, -2);
virBufferAddLit(&buf, "</c>");
if (!(actual = virBufferContentAndReset(&buf))) {
VIR_TEST_DEBUG("buf is empty");
return -1;
}
if (STRNEQ_NULLABLE(actual, data->expect)) {
VIR_TEST_DEBUG("testBufEscapeStr(): Strings don't match:");
virTestDifference(stderr, data->expect, actual);
return -1;
}
return 0;
}
static int
testBufEscapeRegex(const void *opaque)
{
const struct testBufAddStrData *data = opaque;
virBuffer buf = VIR_BUFFER_INITIALIZER;
g_autofree char *actual = NULL;
virBufferEscapeRegex(&buf, "%s", data->data);
if (!(actual = virBufferContentAndReset(&buf))) {
VIR_TEST_DEBUG("testBufEscapeRegex: buf is empty");
return -1;
}
if (STRNEQ_NULLABLE(actual, data->expect)) {
VIR_TEST_DEBUG("testBufEscapeRegex: Strings don't match:");
virTestDifference(stderr, data->expect, actual);
return -1;
}
return 0;
}
static int
testBufSetIndent(const void *opaque G_GNUC_UNUSED)
{
virBuffer buf = VIR_BUFFER_INITIALIZER;
g_autofree char *actual = NULL;
virBufferSetIndent(&buf, 11);
virBufferAddLit(&buf, "test\n");
virBufferSetIndent(&buf, 2);
virBufferAddLit(&buf, "test2\n");
if (!(actual = virBufferContentAndReset(&buf)))
return -1;
if (STRNEQ(actual, " test\n test2\n")) {
VIR_TEST_DEBUG("testBufSetIndent: expected indent not set");
return -1;
}
return 0;
}
/* Result of this shows up only in valgrind or similar */
static int
testBufferAutoclean(const void *opaque G_GNUC_UNUSED)
{
g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
virBufferAddLit(&buf, "test test test\n");
return 0;
}
static int
mymain(void)
{
int ret = 0;
#define DO_TEST(msg, cb) \
do { \
if (virTestRun("Buf: " msg, cb, NULL) < 0) \
ret = -1; \
} while (0)
DO_TEST("Auto-indentation", testBufAutoIndent);
DO_TEST("Trim", testBufTrim);
DO_TEST("AddBuffer", testBufAddBuffer);
DO_TEST("set indent", testBufSetIndent);
DO_TEST("autoclean", testBufferAutoclean);
#define DO_TEST_ADD_STR(_data, _expect) \
do { \
struct testBufAddStrData info = { .data = _data, .expect = _expect }; \
if (virTestRun("Buf: AddStr", testBufAddStr, &info) < 0) \
ret = -1; \
} while (0)
DO_TEST_ADD_STR("", "<c>\n</c>");
DO_TEST_ADD_STR("<a/>", "<c>\n <a/></c>");
DO_TEST_ADD_STR("<a/>\n", "<c>\n <a/>\n</c>");
DO_TEST_ADD_STR("<b>\n <a/>\n</b>\n", "<c>\n <b>\n <a/>\n </b>\n</c>");
#define DO_TEST_ESCAPE(_data, _expect) \
do { \
struct testBufAddStrData info = { .data = _data, .expect = _expect }; \
if (virTestRun("Buf: EscapeStr", testBufEscapeStr, &info) < 0) \
ret = -1; \
} while (0)
DO_TEST_ESCAPE("<td></td><td></td>",
"<c>\n <el>&lt;td&gt;&lt;/td&gt;&lt;td&gt;&lt;/td&gt;</el>\n</c>");
DO_TEST_ESCAPE("\007\"&&\"\x15",
"<c>\n <el>&quot;&amp;&amp;&quot;</el>\n</c>");
DO_TEST_ESCAPE(",,'..',,",
"<c>\n <el>,,&apos;..&apos;,,</el>\n</c>");
DO_TEST_ESCAPE("\x01\x01\x02\x03\x05\x08",
"<c>\n <el></el>\n</c>");
#define DO_TEST_ESCAPE_REGEX(_data, _expect) \
do { \
struct testBufAddStrData info = { .data = _data, .expect = _expect }; \
if (virTestRun("Buf: EscapeRegex", testBufEscapeRegex, &info) < 0) \
ret = -1; \
} while (0)
DO_TEST_ESCAPE_REGEX("noescape", "noescape");
DO_TEST_ESCAPE_REGEX("^$.|?*+()[]{}\\",
"\\^\\$\\.\\|\\?\\*\\+\\(\\)\\[\\]\\{\\}\\\\");
#define DO_TEST_TRIM_CHARS(_data, _arg, _expect) \
do { \
struct testBufAddStrData info = { .data = _data, .expect = _expect, .arg = _arg }; \
if (virTestRun("Buf: Trim: " #_data, testBufTrimChars, &info) < 0) \
ret = -1; \
} while (0)
DO_TEST_TRIM_CHARS("Trimmm", "m", "Tri");
DO_TEST_TRIM_CHARS("-abcd-efgh--", "-", "-abcd-efgh");
DO_TEST_TRIM_CHARS("-hABC-efgh--", "-h", "-hABC-efg");
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN(mymain)
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