// © 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 #include #include #include /* 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); }