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swift-mirror/test/1_stdlib/NumericParsing.swift.gyb
2015-02-26 11:36:31 +00:00

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3.9 KiB
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//===--- NumericParsing.swift.gyb ----------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
// -*- swift -*-
// RUN: rm -rf %t ; mkdir -p %t
// RUN: %S/../../utils/gyb -Dtarget_ptrsize=%target-ptrsize -Dtest_path=%s %s -o %t/NumericParsing.swift
// RUN: %S/../../utils/line-directive %t/NumericParsing.swift -- %target-build-swift %t/NumericParsing.swift -o %t/a.out
// RUN: %S/../../utils/line-directive %t/NumericParsing.swift -- %target-run %t/a.out
%{
from SwiftIntTypes import *
word_bits = int(target_ptrsize)
def maskOfWidth(n):
return (1 << n) - 1
def inRadix(radix, n, zero = '0'):
if n < 0: return '-' + inRadix(radix, -n, '')
elif n == 0: return zero
else:
r = n % radix
digit = chr((ord('0') + r) if r < 10 else (ord('a') + r - 10))
return inRadix(radix, n / radix, '') + digit
# Is this is a validation test or just a smoke test?
# (this file is symlinked into the validation-test directory)
is_smoke_test = '/test/1_stdlib/NumericParsing' in test_path
if not is_smoke_test and not '/validation-test/stdlib/NumericParsing' in test_path:
raise RuntimeError('Unexpected test location: %r' % test_path)
# Do a lot less testing if it's just a smoke test
max_radix = ord('z') - ord('a') + 1 + 10
# All the radices we might want to test. Need to skip by 5s or it just takes too long.
all_radices = set(range(2, max_radix, 5) + [max_radix])
# Important radices that we keep in the smoke test
smoke_radices = [2, 8, 10, 16]
# Which radices actually going to be tested?
non_smoke_radices = [r for r in all_radices if r not in smoke_radices]
radices_to_test = smoke_radices if is_smoke_test else non_smoke_radices
# How many values are we going to test in each radix?
number_of_values = 23 if is_smoke_test else 101
}%
import StdlibUnittest
var tests = TestSuite("NumericParsing")
% for type in all_integer_types(word_bits):
% Self = type.stdlib_name
% maxValue = maskOfWidth((type.bits - 1) if type.is_signed else type.bits)
% minValue = -maxValue - 1 if type.is_signed else 0
% required_values = [minValue, 0, maxValue] if is_smoke_test else []
tests.test("${Self}/success") {
let isSigned = ${str(type.is_signed).lower()}
% if is_smoke_test:
// Check some important special cases
expectEqual(0, ${Self}("0"))
expectEqual(10, ${Self}("10"))
expectEqual(10, ${Self}("010"))
expectEqual(15, ${Self}("00F", radix: 16))
expectEqual(${-128 if type.is_signed else 'nil'}, ${Self}("-0080", radix: 16))
expectEqual(isSigned ? 0 : nil, ${Self}("-0"))
expectEqual(isSigned ? 0 : nil, ${Self}("-00", radix: 16))
expectEqual(${max_radix} - 1, ${Self}("z", radix: ${max_radix}))
expectEqual(nil, ${Self}("${maxValue + 1}"))
expectEqual(nil, ${Self}("${minValue - 1}"))
% end
// Do more exhaustive testing
% for radix in radices_to_test:
% for n in required_values + range(
% minValue + 1, maxValue - 1,
% (maxValue - minValue) / (number_of_values - len(required_values))):
// This line is a workaround for a gyb parsing bug.
% text = inRadix(radix, n)
expectEqual(${n}, ${Self}("${text}", radix: ${radix}))
% if text != text.upper():
expectEqual(${n}, ${Self}("${text.upper()}", radix: ${radix}))
% end
% end
% end
}
% if is_smoke_test:
tests.test("${Self}/radixTooLow") {
${Self}("0", radix: 2)
expectCrashLater()
${Self}("0", radix: 1)
}
tests.test("${Self}/radixTooHigh") {
let maxRadix = ${ord('z') - ord('a') + 1 + 10}
${Self}("0", radix: maxRadix)
expectCrashLater()
let y = ${Self}("0", radix: maxRadix + 1)
}
% end
% end
runAllTests()