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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/********************************************************************
* COPYRIGHT:
* Copyright (c) 2003-2013, International Business Machines Corporation and
* others. All Rights Reserved.
********************************************************************/
/*
* File tracetst.c
*
*/
#include "unicode/utypes.h"
#include "unicode/utrace.h"
#include "unicode/uclean.h"
#include "unicode/uchar.h"
#include "unicode/ures.h"
#include "unicode/ucnv.h"
#include "cintltst.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
/* We define the following to always test tracing, even when it's off in the library. */
#if U_ENABLE_TRACING
#define ENABLE_TRACING_ORIG_VAL 1
#else
#define ENABLE_TRACING_ORIG_VAL 0
#endif
#undef U_ENABLE_TRACING
#define U_ENABLE_TRACING 1
#include "utracimp.h"
static void TestTraceAPI(void);
void
addUTraceTest(TestNode** root);
void
addUTraceTest(TestNode** root)
{
addTest(root, &TestTraceAPI, "tsutil/TraceTest/TestTraceAPI" );
}
/*
* Macro for assert style tests.
*/
#define TEST_ASSERT(expr) UPRV_BLOCK_MACRO_BEGIN { \
if (!(expr)) { \
log_err("FAILED Assertion \"" #expr "\" at %s:%d.\n", __FILE__, __LINE__); \
} \
} UPRV_BLOCK_MACRO_END
/*
* test_format. Helper function for checking the results of a formatting
* operation. Executes the format op and compares actual
* results with the expected results.
*
* params: format: the format to be applied.
* bufCap buffer size to pass to formatter.
* indent: indent value to give to formatter
* result expected result. Do not truncate for short bufCap -
* this function will do it.
* line __LINE__, so we can report where failure happened.
* ... variable args to pass to formatter
*
*/
static void test_format(const char *format, int32_t bufCap, int32_t indent,
const char *result, int32_t line, ...) {
int32_t len;
va_list args;
char buf[300];
char expectedResult[300];
/* check that local buffers are big enough for the test case */
if ((int32_t)sizeof(buf) <= bufCap) {
log_err("At file:line %s:%d, requested bufCap too large.\n");
return;
}
if (strlen(result) >= sizeof(expectedResult)) {
log_err("At file:line %s:%d, expected result too large.\n");
return;
}
/* Guarantee a nul term if buffer is smaller than output */
strcpy(expectedResult, result);
expectedResult[bufCap] = 0;
/* run the formatter */
va_start(args, line);
memset(buf, 0, sizeof(buf));
len = utrace_vformat(buf, bufCap, indent, format, args);
(void)len; /* Suppress set but not used warning. */
/* Check results. */
if (strcmp(expectedResult, buf) != 0) {
log_err("At file:line %s:%d Expected \"%s\", got \"%s\" \n",
__FILE__, line, expectedResult, buf);
}
va_end(args);
}
/*
* define trace functions for use in this test.
*/
static int gTraceEntryCount;
static int gTraceExitCount;
static int gTraceDataCount;
static UBool gFnNameError = FALSE;
static UBool gFnFormatError = FALSE;
static void U_CALLCONV testTraceEntry(const void *context, int32_t fnNumber) {
(void)context; // suppress compiler warnings about unused variable
const char *fnName;
const char *bogusFnName;
gTraceEntryCount++;
/* Verify that a name is available for the fnNumber passed to us */
bogusFnName = utrace_functionName(-1);
fnName = utrace_functionName(fnNumber);
if (strcmp(fnName, bogusFnName) == 0) {
gFnNameError = TRUE;
}
/* printf("%s() Enter\n", fnName); */
}
static void U_CALLCONV testTraceExit(const void *context, int32_t fnNumber,
const char *fmt, va_list args) {
(void)context; // suppress compiler warnings about unused variable
char buf[1000];
const char *fnName;
const char *bogusFnName;
gTraceExitCount++;
/* Verify that a name is available for the fnNumber passed to us */
bogusFnName = utrace_functionName(-1);
fnName = utrace_functionName(fnNumber);
if (strcmp(fnName, bogusFnName) == 0) {
gFnNameError = TRUE;
}
/* Verify that the format can be used. */
buf[0] = 0;
utrace_vformat(buf, sizeof(buf), 0, fmt, args);
if (strlen(buf) == 0) {
gFnFormatError = TRUE;
}
/* printf("%s() %s\n", fnName, buf); */
}
static void U_CALLCONV testTraceData(const void *context, int32_t fnNumber, int32_t level,
const char *fmt, va_list args) {
// suppress compiler warnings about unused variables
(void)context;
(void)level;
char buf[1000];
const char *fnName;
const char *bogusFnName;
gTraceDataCount++;
/* Verify that a name is available for the fnNumber passed to us */
bogusFnName = utrace_functionName(-1);
fnName = utrace_functionName(fnNumber);
if (strcmp(fnName, bogusFnName) == 0) {
gFnNameError = TRUE;
}
/* Verify that the format can be used. */
buf[0] = 0;
utrace_vformat(buf, sizeof(buf), 0, fmt, args);
if (strlen(buf) == 0) {
gFnFormatError = TRUE;
}
/* printf(" %s() %s\n", fnName, buf); */
}
#if !ENABLE_TRACING_ORIG_VAL
static UConverter * pseudo_ucnv_open(const char *name, UErrorCode * err)
{
UTRACE_ENTRY_OC(UTRACE_UCNV_LOAD);
UTRACE_DATA2(UTRACE_OPEN_CLOSE, "error code is %s for %s", u_errorName(*err), name);
UTRACE_EXIT_PTR_STATUS(NULL, *err);
return NULL;
}
static void pseudo_ucnv_close(UConverter * cnv)
{
UTRACE_ENTRY_OC(UTRACE_UCNV_UNLOAD);
UTRACE_DATA1(UTRACE_OPEN_CLOSE, "unload converter %p", cnv);
UTRACE_EXIT_VALUE((int32_t)TRUE);
}
#endif
/*
* TestTraceAPI
*/
static void TestTraceAPI() {
UTraceEntry *originalTEntryFunc;
UTraceExit *originalTExitFunc;
UTraceData *originalTDataFunc;
const void *originalTContext;
int32_t originalLevel;
/*
* Save the original tracing state so that we can restore it after the test.
*/
utrace_getFunctions(&originalTContext, &originalTEntryFunc, &originalTExitFunc,
&originalTDataFunc);
originalLevel = utrace_getLevel();
/* verify that set/get of tracing functions returns what was set. */
{
UTraceEntry *e;
UTraceExit *x;
UTraceData *d;
const void *context;
const void *newContext = (const char *)originalTContext + 1;
TEST_ASSERT(originalTEntryFunc != testTraceEntry);
TEST_ASSERT(originalTExitFunc != testTraceExit);
TEST_ASSERT(originalTDataFunc != testTraceData);
utrace_setFunctions(newContext, testTraceEntry, testTraceExit, testTraceData);
utrace_getFunctions(&context, &e, &x, &d);
TEST_ASSERT(e == testTraceEntry);
TEST_ASSERT(x == testTraceExit);
TEST_ASSERT(d == testTraceData);
TEST_ASSERT(context == newContext);
}
/* verify that set/get level work as a pair, and that the level
* identifiers all exist.
*/
{
int32_t level;
utrace_setLevel(UTRACE_OFF);
level = utrace_getLevel();
TEST_ASSERT(level==UTRACE_OFF);
utrace_setLevel(UTRACE_VERBOSE);
level = utrace_getLevel();
TEST_ASSERT(level==UTRACE_VERBOSE);
utrace_setLevel(UTRACE_ERROR);
utrace_setLevel(UTRACE_WARNING);
utrace_setLevel(UTRACE_OPEN_CLOSE);
utrace_setLevel(UTRACE_INFO);
}
/*
* Open and close a converter with tracing enabled.
* Verify that our tracing callback functions get called.
*/
{
UErrorCode status = U_ZERO_ERROR;
UConverter *cnv;
gTraceEntryCount = 0;
gTraceExitCount = 0;
gTraceDataCount = 0;
gFnNameError = FALSE;
gFnFormatError = FALSE;
utrace_setLevel(UTRACE_OPEN_CLOSE);
#if ENABLE_TRACING_ORIG_VAL
cnv = ucnv_open(NULL, &status);
TEST_ASSERT(U_SUCCESS(status));
ucnv_close(cnv);
#else
cnv = pseudo_ucnv_open(NULL, &status);
TEST_ASSERT(U_SUCCESS(status));
pseudo_ucnv_close(cnv);
#endif
TEST_ASSERT(gTraceEntryCount > 0);
TEST_ASSERT(gTraceExitCount > 0);
TEST_ASSERT(gTraceDataCount > 0);
TEST_ASSERT(gFnNameError == FALSE);
TEST_ASSERT(gFnFormatError == FALSE);
}
/*
* trace data formatter operation.
*/
{
UChar s1[] = {0x41fe, 0x42, 0x43, 00};
const char *a1[] = {"s1", "s2", "s3"};
void *ptr;
test_format("hello, world", 50, 0, "hello, world", __LINE__);
test_format("hello, world", 50, 4, " hello, world", __LINE__);
test_format("hello, world", 3, 0, "hello, world", __LINE__);
test_format("a character %c", 50, 0, "a character x", __LINE__, 'x');
test_format("a string %s ", 50, 0, "a string hello ", __LINE__, "hello");
test_format("uchars %S ", 50, 0, "uchars 41fe 0042 0043 0000 ", __LINE__, s1, -1);
test_format("uchars %S ", 50, 0, "uchars 41fe 0042 ", __LINE__, s1, 2);
test_format("a byte %b--", 50, 0, "a byte dd--", __LINE__, 0xdd);
test_format("a 16 bit val %h", 50, 0, "a 16 bit val 1234", __LINE__, 0x1234);
test_format("a 32 bit val %d...", 50, 0, "a 32 bit val 6789abcd...", __LINE__, 0x6789abcd);
test_format("a 64 bit val %l", 50, 0, "a 64 bit val 123456780abcdef0"
, __LINE__, INT64_C(0x123456780abcdef0));
if (sizeof(void *) == 4) {
ptr = (void *)0xdeadbeef;
test_format("a 32 bit ptr %p", 50, 0, "a 32 bit ptr deadbeef", __LINE__, ptr);
} else if (sizeof(void *) == 8) {
ptr = (void *) INT64_C(0x1000200030004000);
test_format("a 64 bit ptr %p", 50, 0, "a 64 bit ptr 1000200030004000", __LINE__, ptr);
} else if (sizeof(void *) == 16) {
/* iSeries */
union {
int32_t arr[4];
void *ptr;
} massiveBigEndianPtr = {{ 0x10002000, 0x30004000, 0x50006000, 0x70008000 }};
ptr = massiveBigEndianPtr.ptr;
test_format("a 128 bit ptr %p", 50, 0, "a 128 bit ptr 10002000300040005000600070008000", __LINE__, ptr);
} else {
TEST_ASSERT(FALSE);
/* TODO: others? */
}
test_format("%vc", 100, 0, "abc[ffffffff]", __LINE__, "abc", -1);
test_format("%vs", 100, 0, "s1\ns2\n[00000002]", __LINE__, a1, 2);
test_format("%vs", 100, 4, " s1\n s2\n [00000002]", __LINE__, a1, 2);
test_format("%vb", 100, 0, "41 42 43 [00000003]", __LINE__, "\x41\x42\x43", 3);
/* Null ptrs for strings, vectors */
test_format("Null string - %s", 50, 0, "Null string - *NULL*", __LINE__, NULL);
test_format("Null string - %S", 50, 0, "Null string - *NULL*", __LINE__, NULL, -1);
test_format("Null vector - %vc", 50, 0, "Null vector - *NULL* [00000002]", __LINE__, NULL, 2);
test_format("Null vector - %vC", 50, 0, "Null vector - *NULL* [00000002]", __LINE__, NULL, 2);
test_format("Null vector - %vd", 50, 0, "Null vector - *NULL* [00000002]", __LINE__, NULL, 2);
}
/*
* utrace_format. Only need a minimal test to see that the function works at all.
* Full functionality is tested via utrace_vformat.
*/
{
char buf[100];
int32_t x;
x = utrace_format(buf, 100, 0, "%s", "Hello, World.");
TEST_ASSERT(strcmp(buf, "Hello, World.") == 0);
TEST_ASSERT(x == 14);
}
/*
* utrace_functionName. Just spot-check a couple of them.
*/
{
const char *name;
name = utrace_functionName(UTRACE_U_INIT);
TEST_ASSERT(strcmp(name, "u_init") == 0);
name = utrace_functionName(UTRACE_UCNV_OPEN);
TEST_ASSERT(strcmp(name, "ucnv_open") == 0);
name = utrace_functionName(UTRACE_UCOL_GET_SORTKEY);
TEST_ASSERT(strcmp(name, "ucol_getSortKey") == 0);
}
/* Restore the trace function settings to their original values. */
utrace_setFunctions(originalTContext, originalTEntryFunc, originalTExitFunc, originalTDataFunc);
utrace_setLevel(originalLevel);
}