forked from mirrors/gecko-dev
282 lines
7.6 KiB
C++
282 lines
7.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <stdio.h>
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#include "gtest/gtest.h"
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#include "nsXPCOM.h"
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#include "nsIUnicodeNormalizer.h"
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#include "nsString.h"
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#include "nsCharTraits.h"
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#include "nsServiceManagerUtils.h"
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#include "mozilla/Sprintf.h"
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struct testcaseLine {
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wchar_t* c1;
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wchar_t* c2;
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wchar_t* c3;
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wchar_t* c4;
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wchar_t* c5;
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char* description;
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};
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#ifdef DEBUG_smontagu
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#define DEBUG_NAMED_TESTCASE(t, s) \
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printf(t ": "); \
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for (uint32_t i = 0; i < s.Length(); ++i) \
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printf("%x ", s.CharAt(i)); \
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printf("\n")
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#else
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#define DEBUG_NAMED_TESTCASE(t, s)
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#endif
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#define DEBUG_TESTCASE(x) DEBUG_NAMED_TESTCASE(#x, x)
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#define NORMALIZE_AND_COMPARE(base, comparison, form, description) \
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normalized.Truncate();\
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normalizer->NormalizeUnicode##form(comparison, normalized);\
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DEBUG_NAMED_TESTCASE(#form "(" #comparison ")", normalized);\
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if (!base.Equals(normalized)) {\
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rv = false;\
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showError(description, #base " != " #form "(" #comparison ")\n");\
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}
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NS_DEFINE_CID(kUnicodeNormalizerCID, NS_UNICODE_NORMALIZER_CID);
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nsIUnicodeNormalizer *normalizer;
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#include "NormalizationData.h"
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void showError(const char* description, const char* errorText)
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{
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printf("%s failed: %s", description, errorText);
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}
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bool TestInvariants(testcaseLine* testLine)
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{
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nsAutoString c1, c2, c3, c4, c5, normalized;
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c1 = nsDependentString((char16_t*)testLine->c1);
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c2 = nsDependentString((char16_t*)testLine->c2);
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c3 = nsDependentString((char16_t*)testLine->c3);
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c4 = nsDependentString((char16_t*)testLine->c4);
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c5 = nsDependentString((char16_t*)testLine->c5);
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bool rv = true;
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/*
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1. The following invariants must be true for all conformant implementations
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NFC
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c2 == NFC(c1) == NFC(c2) == NFC(c3)
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*/
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DEBUG_TESTCASE(c2);
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NORMALIZE_AND_COMPARE(c2, c1, NFC, testLine->description);
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NORMALIZE_AND_COMPARE(c2, c2, NFC, testLine->description);
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NORMALIZE_AND_COMPARE(c2, c3, NFC, testLine->description);
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/*
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c4 == NFC(c4) == NFC(c5)
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*/
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DEBUG_TESTCASE(c4);
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NORMALIZE_AND_COMPARE(c4, c4, NFC, testLine->description);
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NORMALIZE_AND_COMPARE(c4, c5, NFC, testLine->description);
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/*
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NFD
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c3 == NFD(c1) == NFD(c2) == NFD(c3)
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*/
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DEBUG_TESTCASE(c3);
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NORMALIZE_AND_COMPARE(c3, c1, NFD, testLine->description);
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NORMALIZE_AND_COMPARE(c3, c2, NFD, testLine->description);
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NORMALIZE_AND_COMPARE(c3, c3, NFD, testLine->description);
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/*
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c5 == NFD(c4) == NFD(c5)
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*/
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DEBUG_TESTCASE(c5);
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NORMALIZE_AND_COMPARE(c5, c4, NFD, testLine->description);
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NORMALIZE_AND_COMPARE(c5, c5, NFD, testLine->description);
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/*
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NFKC
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c4 == NFKC(c1) == NFKC(c2) == NFKC(c3) == NFKC(c4) == NFKC(c5)
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*/
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DEBUG_TESTCASE(c4);
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NORMALIZE_AND_COMPARE(c4, c1, NFKC, testLine->description);
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NORMALIZE_AND_COMPARE(c4, c2, NFKC, testLine->description);
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NORMALIZE_AND_COMPARE(c4, c3, NFKC, testLine->description);
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NORMALIZE_AND_COMPARE(c4, c4, NFKC, testLine->description);
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NORMALIZE_AND_COMPARE(c4, c5, NFKC, testLine->description);
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/*
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NFKD
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c5 == NFKD(c1) == NFKD(c2) == NFKD(c3) == NFKD(c4) == NFKD(c5)
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*/
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DEBUG_TESTCASE(c5);
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NORMALIZE_AND_COMPARE(c5, c1, NFKD, testLine->description);
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NORMALIZE_AND_COMPARE(c5, c2, NFKD, testLine->description);
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NORMALIZE_AND_COMPARE(c5, c3, NFKD, testLine->description);
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NORMALIZE_AND_COMPARE(c5, c4, NFKD, testLine->description);
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NORMALIZE_AND_COMPARE(c5, c5, NFKD, testLine->description);
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return rv;
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}
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uint32_t UTF32CodepointFromTestcase(testcaseLine* testLine)
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{
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if (!IS_SURROGATE(testLine->c1[0]))
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return testLine->c1[0];
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NS_ASSERTION(NS_IS_HIGH_SURROGATE(testLine->c1[0]) &&
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NS_IS_LOW_SURROGATE(testLine->c1[1]),
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"Test data neither in BMP nor legal surrogate pair");
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return SURROGATE_TO_UCS4(testLine->c1[0], testLine->c1[1]);
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}
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bool TestUnspecifiedCodepoint(uint32_t codepoint)
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{
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bool rv = true;
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char16_t unicharArray[3];
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nsAutoString X, normalized;
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if (IS_IN_BMP(codepoint)) {
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unicharArray[0] = codepoint;
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unicharArray[1] = 0;
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X = nsDependentString(unicharArray);
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}
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else {
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unicharArray[0] = H_SURROGATE(codepoint);
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unicharArray[1] = L_SURROGATE(codepoint);
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unicharArray[2] = 0;
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X = nsDependentString(unicharArray);
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}
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/*
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2. For every code point X assigned in this version of Unicode that is not specifically
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listed in Part 1, the following invariants must be true for all conformant
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implementations:
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X == NFC(X) == NFD(X) == NFKC(X) == NFKD(X)
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*/
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static const size_t len = 9;
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char description[len];
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DEBUG_TESTCASE(X);
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snprintf(description, len, "U+%04X", codepoint);
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NORMALIZE_AND_COMPARE(X, X, NFC, description);
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NORMALIZE_AND_COMPARE(X, X, NFD, description);
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NORMALIZE_AND_COMPARE(X, X, NFKC, description);
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NORMALIZE_AND_COMPARE(X, X, NFKD, description);
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return rv;
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}
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void TestPart0()
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{
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printf("Test Part0: Specific cases\n");
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uint32_t i = 0;
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uint32_t numFailed = 0;
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uint32_t numPassed = 0;
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while (Part0TestData[i].c1[0] != 0) {
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if (TestInvariants(&Part0TestData[i++]))
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++numPassed;
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else
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++numFailed;
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}
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printf(" %d cases passed, %d failed\n\n", numPassed, numFailed);
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EXPECT_EQ(0u, numFailed);
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}
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void TestPart1()
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{
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printf("Test Part1: Character by character test\n");
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uint32_t i = 0;
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uint32_t numFailed = 0;
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uint32_t numPassed = 0;
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uint32_t codepoint;
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uint32_t testDataCodepoint = UTF32CodepointFromTestcase(&Part1TestData[i]);
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for (codepoint = 1; codepoint < 0x110000; ++codepoint) {
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if (testDataCodepoint == codepoint) {
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if (TestInvariants(&Part1TestData[i]))
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++numPassed;
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else
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++numFailed;
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testDataCodepoint = UTF32CodepointFromTestcase(&Part1TestData[++i]);
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} else {
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if (TestUnspecifiedCodepoint(codepoint))
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++numPassed;
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else
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++numFailed;
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}
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}
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printf(" %d cases passed, %d failed\n\n", numPassed, numFailed);
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EXPECT_EQ(0u, numFailed);
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}
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void TestPart2()
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{
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printf("Test Part2: Canonical Order Test\n");
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uint32_t i = 0;
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uint32_t numFailed = 0;
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uint32_t numPassed = 0;
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while (Part2TestData[i].c1[0] != 0) {
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if (TestInvariants(&Part2TestData[i++]))
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++numPassed;
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else
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++numFailed;
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}
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printf(" %d cases passed, %d failed\n\n", numPassed, numFailed);
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EXPECT_EQ(0u, numFailed);
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}
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void TestPart3()
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{
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printf("Test Part3: PRI #29 Test\n");
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uint32_t i = 0;
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uint32_t numFailed = 0;
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uint32_t numPassed = 0;
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while (Part3TestData[i].c1[0] != 0) {
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if (TestInvariants(&Part3TestData[i++]))
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++numPassed;
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else
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++numFailed;
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}
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printf(" %d cases passed, %d failed\n\n", numPassed, numFailed);
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EXPECT_EQ(0u, numFailed);
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}
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TEST(NormalizationTest, Main) {
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if (sizeof(wchar_t) != 2) {
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printf("This test can only be run where sizeof(wchar_t) == 2\n");
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return;
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}
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if (strlen(versionText) == 0) {
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printf("No testcases: to run the tests generate the header file using\n");
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printf(" perl genNormalizationData.pl\n");
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printf("in intl/unichar/tools and rebuild\n");
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return;
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}
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printf("NormalizationTest: test nsIUnicodeNormalizer. UCD version: %s\n",
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versionText);
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normalizer = nullptr;
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nsresult res;
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res = CallGetService(kUnicodeNormalizerCID, &normalizer);
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ASSERT_FALSE(NS_FAILED(res)) << "GetService failed";
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ASSERT_NE(nullptr, normalizer);
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TestPart0();
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TestPart1();
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TestPart2();
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TestPart3();
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NS_RELEASE(normalizer);
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}
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