diff options
Diffstat (limited to 'libs/androidfw/tests/ResTable_test.cpp')
| -rw-r--r-- | libs/androidfw/tests/ResTable_test.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/libs/androidfw/tests/ResTable_test.cpp b/libs/androidfw/tests/ResTable_test.cpp index 6a9314e..dcfe91e 100644 --- a/libs/androidfw/tests/ResTable_test.cpp +++ b/libs/androidfw/tests/ResTable_test.cpp @@ -16,6 +16,10 @@ #include <androidfw/ResourceTypes.h> +#include <codecvt> +#include <locale> +#include <string> + #include <utils/String8.h> #include <utils/String16.h> #include "TestHelpers.h" @@ -201,4 +205,81 @@ TEST(ResTableTest, emptyTableHasSensibleDefaults) { ASSERT_LT(table.getResource(base::R::integer::number1, &val, MAY_NOT_BE_BAG), 0); } +void testU16StringToInt(const char16_t* str, uint32_t expectedValue, + bool expectSuccess, bool expectHex) { + size_t len = std::char_traits<char16_t>::length(str); + + // Gtest can't print UTF-16 strings, so we have to convert to UTF-8 :( + std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t> convert; + std::string s = convert.to_bytes(std::u16string(str, len)); + + Res_value out = {}; + ASSERT_EQ(expectSuccess, U16StringToInt(str, len, &out)) + << "Failed with " << s; + + if (!expectSuccess) { + ASSERT_EQ(out.TYPE_NULL, out.dataType) << "Failed with " << s; + return; + } + + if (expectHex) { + ASSERT_EQ(out.TYPE_INT_HEX, out.dataType) << "Failed with " << s; + } else { + ASSERT_EQ(out.TYPE_INT_DEC, out.dataType) << "Failed with " << s; + } + + ASSERT_EQ(expectedValue, out.data) << "Failed with " << s; +} + +TEST(ResTableTest, U16StringToInt) { + testU16StringToInt(u"", 0U, false, false); + testU16StringToInt(u" ", 0U, false, false); + testU16StringToInt(u"\t\n", 0U, false, false); + + testU16StringToInt(u"abcd", 0U, false, false); + testU16StringToInt(u"10abcd", 0U, false, false); + testU16StringToInt(u"42 42", 0U, false, false); + testU16StringToInt(u"- 42", 0U, false, false); + testU16StringToInt(u"-", 0U, false, false); + + testU16StringToInt(u"0x", 0U, false, true); + testU16StringToInt(u"0xnope", 0U, false, true); + testU16StringToInt(u"0X42", 0U, false, true); + testU16StringToInt(u"0x42 0x42", 0U, false, true); + testU16StringToInt(u"-0x0", 0U, false, true); + testU16StringToInt(u"-0x42", 0U, false, true); + testU16StringToInt(u"- 0x42", 0U, false, true); + + // Note that u" 42" would pass. This preserves the old behavior, but it may + // not be desired. + testU16StringToInt(u"42 ", 0U, false, false); + testU16StringToInt(u"0x42 ", 0U, false, true); + + // Decimal cases. + testU16StringToInt(u"0", 0U, true, false); + testU16StringToInt(u"-0", 0U, true, false); + testU16StringToInt(u"42", 42U, true, false); + testU16StringToInt(u" 42", 42U, true, false); + testU16StringToInt(u"-42", static_cast<uint32_t>(-42), true, false); + testU16StringToInt(u" -42", static_cast<uint32_t>(-42), true, false); + testU16StringToInt(u"042", 42U, true, false); + testU16StringToInt(u"-042", static_cast<uint32_t>(-42), true, false); + + // Hex cases. + testU16StringToInt(u"0x0", 0x0, true, true); + testU16StringToInt(u"0x42", 0x42, true, true); + testU16StringToInt(u" 0x42", 0x42, true, true); + + // Just before overflow cases: + testU16StringToInt(u"2147483647", INT_MAX, true, false); + testU16StringToInt(u"-2147483648", static_cast<uint32_t>(INT_MIN), true, + false); + testU16StringToInt(u"0xffffffff", UINT_MAX, true, true); + + // Overflow cases: + testU16StringToInt(u"2147483648", 0U, false, false); + testU16StringToInt(u"-2147483649", 0U, false, false); + testU16StringToInt(u"0x1ffffffff", 0U, false, true); +} + } |