""" Tests the builtin formats of LLDB. """ import lldb from lldbsuite.test.decorators import * from lldbsuite.test.lldbtest import * from lldbsuite.test import lldbutil class TestCase(TestBase): mydir = TestBase.compute_mydir(__file__) def getFormatted(self, format, expr): """ Evaluates the expression and formats the result with the given format. """ result = lldb.SBCommandReturnObject() full_expr = "expr --format '" + format + "' -- " + expr self.dbg.GetCommandInterpreter().HandleCommand(full_expr, result) self.assertTrue(result.Succeeded(), result.GetError()) return result.GetOutput() @no_debug_info_test @skipIfWindows # uint128_t not available on arm. @skipIf(archs=['arm', 'aarch64']) def test(self): self.build() lldbutil.run_to_source_breakpoint(self, "// break here", lldb.SBFileSpec("main.cpp")) # void self.assertEqual("", self.getFormatted("void", "1")) # boolean self.assertIn("= false\n", self.getFormatted("boolean", "0")) self.assertIn("= true\n", self.getFormatted("boolean", "1")) self.assertIn("= true\n", self.getFormatted("boolean", "2")) self.assertIn("= error: unsupported byte size (16) for boolean format\n", self.getFormatted("boolean", "(__uint128_t)0")) # float self.assertIn("= 0\n", self.getFormatted("float", "0")) self.assertIn("= 2\n", self.getFormatted("float", "0x40000000")) self.assertIn("= NaN\n", self.getFormatted("float", "-1")) # Checks the float16 code. self.assertIn("= 2\n", self.getFormatted("float", "(__UINT16_TYPE__)0x4000")) self.assertIn("= error: unsupported byte size (1) for float format\n", self.getFormatted("float", "'a'")) # enumeration self.assertIn("= 0\n", self.getFormatted("enumeration", "0")) self.assertIn("= 1234567\n", self.getFormatted("enumeration", "1234567")) self.assertIn("= -1234567\n", self.getFormatted("enumeration", "-1234567")) # dec self.assertIn("= 1234567\n", self.getFormatted("dec", "1234567")) self.assertIn("= 123456789\n", self.getFormatted("dec", "(__uint128_t)123456789")) # unsigned decimal self.assertIn("= 1234567\n", self.getFormatted("unsigned decimal", "1234567")) self.assertIn("= 4293732729\n", self.getFormatted("unsigned decimal", "-1234567")) self.assertIn("= 123456789\n", self.getFormatted("unsigned decimal", "(__uint128_t)123456789")) # octal self.assertIn("= 04553207\n", self.getFormatted("octal", "1234567")) self.assertIn("= 0221505317046536757\n", self.getFormatted("octal", "(__uint128_t)0x123456789ABDEFull")) # complex float self.assertIn("= error: unsupported byte size (1) for complex float format\n", self.getFormatted("complex float", "'a'")) # complex integer self.assertIn("= error: unsupported byte size (1) for complex integer format\n", self.getFormatted("complex integer", "'a'")) # hex self.assertIn("= 0x00abc123\n", self.getFormatted("hex", "0xABC123")) self.assertIn("= 0x000000000000000000123456789abdef\n", self.getFormatted("hex", "(__uint128_t)0x123456789ABDEFull")) # hex float self.assertIn("= 0x1p1\n", self.getFormatted("hex float", "2.0f")) self.assertIn("= 0x1p1\n", self.getFormatted("hex float", "2.0")) # FIXME: long double not supported. self.assertIn("= error: unsupported byte size (16) for hex float format\n", self.getFormatted("hex float", "2.0l")) # uppercase hex self.assertIn("= 0x00ABC123\n", self.getFormatted("uppercase hex", "0xABC123")) # binary self.assertIn("= 0b00000000000000000000000000000010\n", self.getFormatted("binary", "2")) self.assertIn("= 0b01100001\n", self.getFormatted("binary", "'a'")) self.assertIn(" = 0b10010001101000101011001111000\n", self.getFormatted("binary", "(__uint128_t)0x12345678ll")) # Different character arrays. # FIXME: Passing a 'const char *' will ignore any given format, self.assertIn(r'= " \U0000001b\a\b\f\n\r\t\vaA09\0"', self.getFormatted("character array", "cstring")) self.assertIn(r'= " \U0000001b\a\b\f\n\r\t\vaA09\0"', self.getFormatted("c-string", "cstring")) self.assertIn(' = " \\e\\a\\b\\f\\n\\r\\t\\vaA09" " \\U0000001b\\a\\b\\f\\n\\r\\t\\vaA09"\n', self.getFormatted("c-string", "(char *)cstring")) self.assertIn('=\n', self.getFormatted("c-string", "(__UINT64_TYPE__)0")) # Build a uint128_t that contains a series of characters in each byte. # First 8 byte of the uint128_t. cstring_chars1 = " \a\b\f\n\r\t\v" # Last 8 byte of the uint128_t. cstring_chars2 = "AZaz09\033\0" # Build a uint128_t value with the hex encoded characters. string_expr = "((__uint128_t)0x" for c in cstring_chars1: string_expr += format(ord(c), "x").zfill(2) string_expr += "ull << 64) | (__uint128_t)0x" for c in cstring_chars2: string_expr += format(ord(c), "x").zfill(2) string_expr += "ull" # Try to print that uint128_t with the different char formatters. self.assertIn('= \\0\\e90zaZA\\v\\t\\r\\n\\f\\b\\a \n', self.getFormatted("character array", string_expr)) self.assertIn('= \\0\\e90zaZA\\v\\t\\r\\n\\f\\b\\a \n', self.getFormatted("character", string_expr)) self.assertIn('= ..90zaZA....... \n', self.getFormatted("printable character", string_expr)) self.assertIn('= 0x00 0x1b 0x39 0x30 0x7a 0x61 0x5a 0x41 0x0b 0x09 0x0d 0x0a 0x0c 0x08 0x07 0x20\n', self.getFormatted("unicode8", string_expr)) # OSType ostype_expr = "(__UINT64_TYPE__)0x" for c in cstring_chars1: ostype_expr += format(ord(c), "x").zfill(2) self.assertIn("= ' \\a\\b\\f\\n\\r\\t\\v'\n", self.getFormatted("OSType", ostype_expr)) ostype_expr = "(__UINT64_TYPE__)0x" for c in cstring_chars2: ostype_expr += format(ord(c), "x").zfill(2) self.assertIn("= 'AZaz09\\e\\0'\n", self.getFormatted("OSType", ostype_expr)) self.assertIn('= 0x2007080c0a0d090b415a617a30391b00\n', self.getFormatted("OSType", string_expr)) # bytes self.assertIn(r'= " \U0000001b\a\b\f\n\r\t\vaA09\0"', self.getFormatted("bytes", "cstring")) # bytes with ASCII self.assertIn(r'= " \U0000001b\a\b\f\n\r\t\vaA09\0"', self.getFormatted("bytes with ASCII", "cstring")) # unicode8 self.assertIn('= 0x78 0x56 0x34 0x12\n', self.getFormatted("unicode8", "0x12345678")) # unicode16 self.assertIn('= U+5678 U+1234\n', self.getFormatted("unicode16", "0x12345678")) # unicode32 self.assertIn('= U+0x89abcdef U+0x01234567\n', self.getFormatted("unicode32", "(__UINT64_TYPE__)0x123456789ABCDEFll")) # address self.assertIn("= 0x00000012\n", self.getFormatted("address", "0x12")) self.assertIn("= 0x00000000\n", self.getFormatted("address", "0")) # Different fixed-width integer type arrays (e.g. 'uint8_t[]'). self.assertIn("= {0xf8 0x56 0x34 0x12}\n", self.getFormatted("uint8_t[]", "0x123456f8")) self.assertIn("= {-8 86 52 18}\n", self.getFormatted("int8_t[]", "0x123456f8")) self.assertIn("= {0x56f8 0x1234}\n", self.getFormatted("uint16_t[]", "0x123456f8")) self.assertIn("= {-2312 4660}\n", self.getFormatted("int16_t[]", "0x1234F6f8")) self.assertIn("= {0x89abcdef 0x01234567}\n", self.getFormatted("uint32_t[]", "(__UINT64_TYPE__)0x123456789ABCDEFll")) self.assertIn("= {-1985229329 19088743}\n", self.getFormatted("int32_t[]", "(__UINT64_TYPE__)0x123456789ABCDEFll")) self.assertIn("= {0x89abcdef 0x01234567 0x00000000 0x00000000}\n", self.getFormatted("uint32_t[]", "__uint128_t i = 0x123456789ABCDEF; i")) self.assertIn("= {-1985229329 19088743 0 0}\n", self.getFormatted("int32_t[]", "__uint128_t i = 0x123456789ABCDEF; i")) self.assertIn("= {0x0123456789abcdef 0x0000000000000000}\n", self.getFormatted("uint64_t[]", "__uint128_t i = 0x123456789ABCDEF; i")) self.assertIn("= {-994074541749903617 0}\n", self.getFormatted("int64_t[]", "__uint128_t i = 0xF23456789ABCDEFFll; i")) # There is not int128_t[] style, so this only tests uint128_t[]. self.assertIn("= {0x00000000000000000123456789abcdef}\n", self.getFormatted("uint128_t[]", "__uint128_t i = 0x123456789ABCDEF; i")) # Different fixed-width float type arrays. self.assertIn("{2 2}\n", self.getFormatted("float16[]", "0x40004000")) self.assertIn("{2 2}\n", self.getFormatted("float32[]", "0x4000000040000000ll")) self.assertIn("{2 0}\n", self.getFormatted("float64[]", "__uint128_t i = 0x4000000000000000ll; i")) # Invalid format string self.expect("expr --format invalid_format_string -- 1", error=True, substrs=["error: Invalid format character or name 'invalid_format_string'. Valid values are:"]) # Extends to host target pointer width. @skipIf(archs=no_match(['x86_64'])) @no_debug_info_test def test_pointer(self): # pointer self.assertIn("= 0x000000000012d687\n", self.getFormatted("pointer", "1234567")) self.assertIn("= 0x0000000000000000\n", self.getFormatted("pointer", "0")) # FIXME: Just ignores the input value as it's not pointer sized. self.assertIn("= 0x0000000000000000\n", self.getFormatted("pointer", "'a'")) # Depends on the host target for decoding. @skipIf(archs=no_match(['x86_64'])) @no_debug_info_test def test_instruction(self): self.assertIn(" addq 0xa(%rdi), %r8\n", self.getFormatted("instruction", "0x0a47034c"))