Check in the pristine copy of ICU 4.6...

icu46/source/test/intltest/itrbnfp.cpp

+/*
+ *******************************************************************************
+ * Copyright (C) 2004-2009, International Business Machines Corporation and         *
+ * others. All Rights Reserved.                                                *
+ *******************************************************************************
+ */
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_FORMATTING
+
+#include "itrbnfp.h"
+
+#include "unicode/umachine.h"
+
+#include "unicode/tblcoll.h"
+#include "unicode/coleitr.h"
+#include "unicode/ures.h"
+#include "unicode/ustring.h"
+#include "unicode/decimfmt.h"
+
+#include <string.h>
+
+// current macro not in icu1.8.1
+#define TESTCASE(id,test)             \
+    case id:                          \
+        name = #test;                 \
+        if (exec) {                   \
+            logln(#test "---");       \
+            logln();                  \
+            test();                   \
+        }                             \
+        break
+
+void IntlTestRBNFParse::runIndexedTest(int32_t index, UBool exec, const char* &name, char* /*par*/)
+{
+    if (exec) logln("TestSuite RuleBasedNumberFormatParse");
+    switch (index) {
+#if U_HAVE_RBNF
+        TESTCASE(0, TestParse);
+#else
+        TESTCASE(0, TestRBNFParseDisabled);
+#endif
+    default:
+        name = "";
+        break;
+    }
+}
+
+#if U_HAVE_RBNF
+
+void 
+IntlTestRBNFParse::TestParse() {
+  // Try various rule parsing errors.  Shouldn't crash.
+
+  logln("RBNF Parse test starting");
+
+  // these rules make no sense but behave rationally
+  const char* okrules[] = {
+    "",
+    "random text",
+    "%foo:bar",
+    "%foo: bar",
+    "0:",
+    "0::",
+    ";",
+    ";;",
+    "%%foo:;",
+    ":",
+    "::",
+    ":1",
+    ":;",
+    ":;:;",
+    "-",
+    "-1",
+    "-:",
+    ".",
+    ".1",
+    "[",
+    "]",
+    "[]",
+    "[foo]",
+    "[[]",
+    "[]]",
+    "[[]]",
+    "[][]",
+    "<",
+    "<<",
+    "<<<",
+    "10:;9:;",
+    ">",
+    ">>",
+    ">>>",
+    "=",
+    "==",
+    "===",
+    "=foo=",
+
+    NULL,
+  };
+
+  // these rules would throw exceptions when formatting, if we could throw exceptions
+  const char* exceptrules[] = {
+    "10:", // formatting any value with a one's digit will fail
+    "11: << x", // formating a multiple of 10 causes rollback rule to fail
+    "%%foo: 0 foo; 10: =%%bar=; %%bar: 0: bar; 10: =%%foo=;",
+
+    NULL,
+  };
+
+  // none of these rules should crash the formatter
+  const char** allrules[] = {
+    okrules,
+    exceptrules,
+    NULL,
+  };
+
+  for (int j = 0; allrules[j]; ++j) {
+      const char** rules = allrules[j];
+      for (int i = 0; rules[i]; ++i) {
+          const char* rule = rules[i];
+          logln("rule[%d] \"%s\"", i, rule);
+          UErrorCode status = U_ZERO_ERROR;
+          UParseError perr;
+          RuleBasedNumberFormat* formatter = new RuleBasedNumberFormat(rule, Locale::getUS(), perr, status);
+          
+          if (U_SUCCESS(status)) {
+              // format some values
+              
+              testfmt(formatter, 20, status);
+              testfmt(formatter, 1.23, status);
+              testfmt(formatter, -123, status);
+              testfmt(formatter, .123, status);
+              testfmt(formatter, 123, status);
+              
+          } else if (status == U_PARSE_ERROR) {
+              logln("perror line: %x offset: %x context: %s|%s", perr.line, perr.offset, perr.preContext, perr.postContext);
+          }
+
+          delete formatter;
+      }
+  }
+}
+
+void
+IntlTestRBNFParse::testfmt(RuleBasedNumberFormat* formatter, double val, UErrorCode& status) {
+    UnicodeString us;
+    formatter->format((const Formattable)val, us, status);
+    if (U_SUCCESS(status)) {
+        us.insert(0, (UChar)'"');
+        us.append((UChar)'"');
+        logln(us);
+    } else {
+        logln("error: could not format %g, returned status: %d", val, status);
+    }
+}
+
+void
+IntlTestRBNFParse::testfmt(RuleBasedNumberFormat* formatter, int val, UErrorCode& status) {
+    UnicodeString us;
+    formatter->format((const Formattable)(int32_t)val, us, status);
+    if (U_SUCCESS(status)) {
+        us.insert(0, (UChar)'"');
+        us.append((UChar)'"');
+        logln(us);
+    } else {
+        logln("error: could not format %d, returned status: %d", val, status);
+    }
+}
+
+
+/* U_HAVE_RBNF */
+#else
+
+void
+IntlTestRBNF::TestRBNFParseDisabled() {
+    errln("*** RBNF currently disabled on this platform ***\n");
+}
+
+/* U_HAVE_RBNF */
+#endif
+
+#endif /* #if !UCONFIG_NO_FORMATTING */