43227522e4
Bug: skia:7841 Change-Id: I5bc77f5230b63da74e42d756ab4a1fefcfab9926 Reviewed-on: https://skia-review.googlesource.com/123634 Reviewed-by: Mike Reed <reed@google.com> Commit-Queue: Brian Salomon <bsalomon@google.com>
338 lines
11 KiB
C++
338 lines
11 KiB
C++
/*
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* Copyright 2011 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Test.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include <thread>
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#include "SkString.h"
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#include "SkStringUtils.h"
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static const char* gThirtyWideDecimal = "%30d";
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DEF_TEST(String, reporter) {
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SkString a;
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SkString b((size_t)0);
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SkString c("");
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SkString d(nullptr, 0);
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REPORTER_ASSERT(reporter, a.isEmpty());
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REPORTER_ASSERT(reporter, a == b && a == c && a == d);
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a.set("hello");
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b.set("hellox", 5);
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c.set(a);
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d.resize(5);
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memcpy(d.writable_str(), "helloz", 5);
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REPORTER_ASSERT(reporter, !a.isEmpty());
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REPORTER_ASSERT(reporter, a.size() == 5);
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REPORTER_ASSERT(reporter, a == b && a == c && a == d);
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REPORTER_ASSERT(reporter, a.equals("hello", 5));
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REPORTER_ASSERT(reporter, a.equals("hello"));
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REPORTER_ASSERT(reporter, !a.equals("help"));
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REPORTER_ASSERT(reporter, a.startsWith("hell"));
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REPORTER_ASSERT(reporter, a.startsWith('h'));
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REPORTER_ASSERT(reporter, !a.startsWith( "ell"));
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REPORTER_ASSERT(reporter, !a.startsWith( 'e'));
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REPORTER_ASSERT(reporter, a.startsWith(""));
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REPORTER_ASSERT(reporter, a.endsWith("llo"));
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REPORTER_ASSERT(reporter, a.endsWith('o'));
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REPORTER_ASSERT(reporter, !a.endsWith("ll" ));
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REPORTER_ASSERT(reporter, !a.endsWith('l'));
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REPORTER_ASSERT(reporter, a.endsWith(""));
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REPORTER_ASSERT(reporter, a.contains("he"));
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REPORTER_ASSERT(reporter, a.contains("ll"));
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REPORTER_ASSERT(reporter, a.contains("lo"));
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REPORTER_ASSERT(reporter, a.contains("hello"));
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REPORTER_ASSERT(reporter, !a.contains("hellohello"));
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REPORTER_ASSERT(reporter, a.contains(""));
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REPORTER_ASSERT(reporter, a.contains('e'));
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REPORTER_ASSERT(reporter, !a.contains('z'));
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SkString e(a);
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SkString f("hello");
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SkString g("helloz", 5);
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REPORTER_ASSERT(reporter, a == e && a == f && a == g);
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b.set("world");
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c = b;
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REPORTER_ASSERT(reporter, a != b && a != c && b == c);
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a.append(" world");
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e.append("worldz", 5);
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e.insert(5, " ");
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f.set("world");
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f.prepend("hello ");
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REPORTER_ASSERT(reporter, a.equals("hello world") && a == e && a == f);
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a.reset();
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b.resize(0);
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REPORTER_ASSERT(reporter, a.isEmpty() && b.isEmpty() && a == b);
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a.set("a");
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a.set("ab");
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a.set("abc");
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a.set("abcd");
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a.set("");
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a.appendS32(0x7FFFFFFFL);
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REPORTER_ASSERT(reporter, a.equals("2147483647"));
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a.set("");
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a.appendS32(0x80000001L);
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REPORTER_ASSERT(reporter, a.equals("-2147483647"));
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a.set("");
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a.appendS32(0x80000000L);
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REPORTER_ASSERT(reporter, a.equals("-2147483648"));
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a.set("");
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a.appendU32(0x7FFFFFFFUL);
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REPORTER_ASSERT(reporter, a.equals("2147483647"));
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a.set("");
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a.appendU32(0x80000001UL);
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REPORTER_ASSERT(reporter, a.equals("2147483649"));
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a.set("");
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a.appendU32(0xFFFFFFFFUL);
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REPORTER_ASSERT(reporter, a.equals("4294967295"));
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a.set("");
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a.appendS64(0x7FFFFFFFFFFFFFFFLL, 0);
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REPORTER_ASSERT(reporter, a.equals("9223372036854775807"));
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a.set("");
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a.appendS64(0x8000000000000001LL, 0);
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REPORTER_ASSERT(reporter, a.equals("-9223372036854775807"));
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a.set("");
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a.appendS64(0x8000000000000000LL, 0);
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REPORTER_ASSERT(reporter, a.equals("-9223372036854775808"));
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a.set("");
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a.appendS64(0x0000000001000000LL, 15);
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REPORTER_ASSERT(reporter, a.equals("000000016777216"));
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a.set("");
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a.appendS64(0xFFFFFFFFFF000000LL, 15);
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REPORTER_ASSERT(reporter, a.equals("-000000016777216"));
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a.set("");
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a.appendU64(0x7FFFFFFFFFFFFFFFULL, 0);
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REPORTER_ASSERT(reporter, a.equals("9223372036854775807"));
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a.set("");
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a.appendU64(0x8000000000000001ULL, 0);
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REPORTER_ASSERT(reporter, a.equals("9223372036854775809"));
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a.set("");
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a.appendU64(0xFFFFFFFFFFFFFFFFULL, 0);
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REPORTER_ASSERT(reporter, a.equals("18446744073709551615"));
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a.set("");
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a.appendU64(0x0000000001000000ULL, 15);
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REPORTER_ASSERT(reporter, a.equals("000000016777216"));
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a.printf("%i", 0);
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REPORTER_ASSERT(reporter, a.equals("0"));
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a.printf("%g", 3.14);
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REPORTER_ASSERT(reporter, a.equals("3.14"));
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a.printf("hello %s", "skia");
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REPORTER_ASSERT(reporter, a.equals("hello skia"));
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static const struct {
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SkScalar fValue;
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const char* fString;
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} gRec[] = {
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{ 0, "0" },
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{ SK_Scalar1, "1" },
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{ -SK_Scalar1, "-1" },
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{ SK_Scalar1/2, "0.5" },
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#if defined(SK_BUILD_FOR_WIN) && (_MSC_VER < 1900)
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{ 3.4028234e38f, "3.4028235e+038" },
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{ -3.4028234e38f, "-3.4028235e+038" },
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#else
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{ 3.4028234e38f, "3.4028235e+38" },
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{ -3.4028234e38f, "-3.4028235e+38" },
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#endif
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};
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for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) {
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a.reset();
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a.appendScalar(gRec[i].fValue);
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REPORTER_ASSERT(reporter, a.size() <= SkStrAppendScalar_MaxSize);
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if (!a.equals(gRec[i].fString)) {
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ERRORF(reporter, "received <%s> expected <%s>\n", a.c_str(), gRec[i].fString);
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}
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}
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REPORTER_ASSERT(reporter, SkStringPrintf("%i", 0).equals("0"));
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char buffer [40];
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memset(buffer, 'a', 40);
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REPORTER_ASSERT(reporter, buffer[18] == 'a');
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REPORTER_ASSERT(reporter, buffer[19] == 'a');
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REPORTER_ASSERT(reporter, buffer[20] == 'a');
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snprintf(buffer, 20, gThirtyWideDecimal, 0);
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REPORTER_ASSERT(reporter, buffer[18] == ' ');
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REPORTER_ASSERT(reporter, buffer[19] == 0);
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REPORTER_ASSERT(reporter, buffer[20] == 'a');
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REPORTER_ASSERT(reporter, SkStringPrintf("%i", 0).equals("0"));
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// 2000 is larger than the static buffer size inside SkString.cpp
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a = SkStringPrintf("%2000s", " ");
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REPORTER_ASSERT(reporter, a.size() == 2000);
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for (size_t i = 0; i < a.size(); ++i) {
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if (a[i] != ' ') {
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ERRORF(reporter, "SkStringPrintf fail: a[%d] = '%c'", i, a[i]);
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break;
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}
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}
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a.reset();
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a.printf("%2000s", " ");
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REPORTER_ASSERT(reporter, a.size() == 2000);
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for (size_t i = 0; i < a.size(); ++i) {
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if (a[i] != ' ') {
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ERRORF(reporter, "SkString::printf fail: a[%d] = '%c'", i, a[i]);
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break;
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}
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}
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a.appendf("%2000s", " ");
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REPORTER_ASSERT(reporter, a.size() == 4000);
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for (size_t i = 0; i < a.size(); ++i) {
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if (a[i] != ' ') {
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ERRORF(reporter, "SkString::appendf fail: a[%d] = '%c'", i, a[i]);
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break;
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}
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}
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}
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DEF_TEST(String_SkStrSplit, r) {
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SkTArray<SkString> results;
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SkStrSplit("a-_b_c-dee--f-_-_-g-", "-_", &results);
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REPORTER_ASSERT(r, results.count() == 6);
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REPORTER_ASSERT(r, results[0].equals("a"));
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REPORTER_ASSERT(r, results[1].equals("b"));
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REPORTER_ASSERT(r, results[2].equals("c"));
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REPORTER_ASSERT(r, results[3].equals("dee"));
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REPORTER_ASSERT(r, results[4].equals("f"));
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REPORTER_ASSERT(r, results[5].equals("g"));
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results.reset();
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SkStrSplit("\n", "\n", &results);
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REPORTER_ASSERT(r, results.count() == 0);
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results.reset();
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SkStrSplit("", "\n", &results);
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REPORTER_ASSERT(r, results.count() == 0);
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results.reset();
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SkStrSplit("a", "\n", &results);
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REPORTER_ASSERT(r, results.count() == 1);
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REPORTER_ASSERT(r, results[0].equals("a"));
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}
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DEF_TEST(String_SkStrSplit_All, r) {
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SkTArray<SkString> results;
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SkStrSplit("a-_b_c-dee--f-_-_-g-", "-_", kStrict_SkStrSplitMode, &results);
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REPORTER_ASSERT(r, results.count() == 13);
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REPORTER_ASSERT(r, results[0].equals("a"));
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REPORTER_ASSERT(r, results[1].equals(""));
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REPORTER_ASSERT(r, results[2].equals("b"));
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REPORTER_ASSERT(r, results[3].equals("c"));
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REPORTER_ASSERT(r, results[4].equals("dee"));
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REPORTER_ASSERT(r, results[5].equals(""));
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REPORTER_ASSERT(r, results[6].equals("f"));
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REPORTER_ASSERT(r, results[7].equals(""));
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REPORTER_ASSERT(r, results[8].equals(""));
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REPORTER_ASSERT(r, results[9].equals(""));
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REPORTER_ASSERT(r, results[10].equals(""));
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REPORTER_ASSERT(r, results[11].equals("g"));
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REPORTER_ASSERT(r, results[12].equals(""));
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results.reset();
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SkStrSplit("\n", "\n", kStrict_SkStrSplitMode, &results);
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REPORTER_ASSERT(r, results.count() == 2);
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REPORTER_ASSERT(r, results[0].equals(""));
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REPORTER_ASSERT(r, results[1].equals(""));
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results.reset();
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SkStrSplit("", "\n", kStrict_SkStrSplitMode, &results);
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REPORTER_ASSERT(r, results.count() == 0);
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results.reset();
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SkStrSplit("a", "\n", kStrict_SkStrSplitMode, &results);
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REPORTER_ASSERT(r, results.count() == 1);
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REPORTER_ASSERT(r, results[0].equals("a"));
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results.reset();
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SkStrSplit(",,", ",", kStrict_SkStrSplitMode, &results);
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REPORTER_ASSERT(r, results.count() == 3);
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REPORTER_ASSERT(r, results[0].equals(""));
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REPORTER_ASSERT(r, results[1].equals(""));
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REPORTER_ASSERT(r, results[2].equals(""));
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results.reset();
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SkStrSplit(",a,b,", ",", kStrict_SkStrSplitMode, &results);
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REPORTER_ASSERT(r, results.count() == 4);
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REPORTER_ASSERT(r, results[0].equals(""));
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REPORTER_ASSERT(r, results[1].equals("a"));
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REPORTER_ASSERT(r, results[2].equals("b"));
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REPORTER_ASSERT(r, results[3].equals(""));
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}
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// https://bugs.chromium.org/p/skia/issues/detail?id=7107
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DEF_TEST(String_Threaded, r) {
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SkString str("foo");
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std::thread threads[5];
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for (auto& thread : threads) {
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thread = std::thread([&] {
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SkString copy = str;
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(void)copy.equals("test");
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});
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}
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for (auto& thread : threads) {
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thread.join();
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}
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}
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// Ensure that the string allocate doesn't internally overflow any calculations, and accidentally
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// let us create a string with a requested length longer than we can manage.
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DEF_TEST(String_huge, r) {
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// start testing slightly below max 32
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size_t size = SK_MaxU32 - 16;
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// See where we crash, and manually check that its at the right point.
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//
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// To test, change the false to true
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while (false) {
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// On a 64bit build, this should crash when size == 1 << 32, since we can't store
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// that length in the string's header (which has a u32 slot for the length).
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//
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// On a 32bit build, this should crash the first time around, since we can't allocate
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// anywhere near this amount.
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//
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SkString str(size);
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size += 1;
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}
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}
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DEF_TEST(String_fromUTF16, r) {
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// test data produced with `iconv`.
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const uint16_t test1[] = {
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0xD835, 0xDCD0, 0xD835, 0xDCD1, 0xD835, 0xDCD2, 0xD835, 0xDCD3, 0xD835, 0xDCD4, 0x0020,
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0xD835, 0xDCD5, 0xD835, 0xDCD6, 0xD835, 0xDCD7, 0xD835, 0xDCD8, 0xD835, 0xDCD9
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};
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REPORTER_ASSERT(r, SkStringFromUTF16(test1, SK_ARRAY_COUNT(test1)).equals("𝓐𝓑𝓒𝓓𝓔 𝓕𝓖𝓗𝓘𝓙"));
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const uint16_t test2[] = {
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0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0020, 0x0046, 0x0047, 0x0048, 0x0049, 0x004A,
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};
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REPORTER_ASSERT(r, SkStringFromUTF16(test2, SK_ARRAY_COUNT(test2)).equals("ABCDE FGHIJ"));
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const uint16_t test3[] = {
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0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, 0x0020, 0x03B6, 0x03B7, 0x03B8, 0x03B9, 0x03BA,
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};
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REPORTER_ASSERT(r, SkStringFromUTF16(test3, SK_ARRAY_COUNT(test3)).equals("αβγδε ζηθικ"));
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}
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