test/java/lang/Long/ParsingTest.java

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rev 10594 : 8055251: Re-examine Integer.parseInt and Long.parseLong methods

*** 21,43 **** * questions. */ /* * @test ! * @bug 5017980 6576055 8041972 * @summary Test parsing methods * @author Joseph D. Darcy */ /** ! * There are eight methods in java.lang.Long which transform strings * into a long or Long value: * * public Long(String s) * public static Long decode(String nm) * public static long parseLong(CharSequence s, int radix, int beginIndex, int endIndex) - * public static long parseLong(CharSequence s, int radix, int beginIndex) * public static long parseLong(String s, int radix) * public static long parseLong(String s) * public static Long valueOf(String s, int radix) * public static Long valueOf(String s) * --- 21,42 ---- * questions. */ /* * @test ! * @bug 5017980 6576055 8041972 8055251 * @summary Test parsing methods * @author Joseph D. Darcy */ /** ! * There are seven methods in java.lang.Long which transform strings * into a long or Long value: * * public Long(String s) * public static Long decode(String nm) * public static long parseLong(CharSequence s, int radix, int beginIndex, int endIndex) * public static long parseLong(String s, int radix) * public static long parseLong(String s) * public static Long valueOf(String s, int radix) * public static Long valueOf(String s) *
*** 47,67 **** */ public class ParsingTest { public static void main(String... argv) { ! check("+100", +100L); ! check("-100", -100L); ! check("+0", 0L); ! check("-0", 0L); ! check("+00000", 0L); ! check("-00000", 0L); ! ! check("0", 0L); ! check("1", 1L); ! check("9", 9L); checkFailure(""); checkFailure("\u0000"); checkFailure("\u002f"); checkFailure("+"); --- 46,66 ---- */ public class ParsingTest { public static void main(String... argv) { ! check(+100L, "+100"); ! check(-100L, "-100"); ! check(0L, "+0"); ! check(0L, "-0"); ! check(0L, "+00000"); ! check(0L, "-00000"); ! ! check(0L, "0"); ! check(1L, "1"); ! check(9L, "9"); checkFailure(""); checkFailure("\u0000"); checkFailure("\u002f"); checkFailure("+");
*** 74,117 **** checkFailure("--100"); checkFailure("+-6"); checkFailure("-+6"); checkFailure("*100"); ! check("test-00000", 0L, 4, 10); ! check("test-12345", -12345L, 4, 10); ! check("xx12345yy", 12345L, 2, 7); ! check("xx123456789012345yy", 123456789012345L, 2, 17); ! ! checkNumberFormatException("100", 10, 3); ! checkNumberFormatException("", 10, 0); ! checkNumberFormatException("+1000000", 10, 8); ! checkNumberFormatException("-1000000", 10, 8); ! ! checkNumberFormatException("", 10, 0, 0); ! checkNumberFormatException("+-6", 10, 0, 3); ! checkNumberFormatException("1000000", 10, 7, 7); ! checkNumberFormatException("1000000", Character.MAX_RADIX + 1, 0, 2); ! checkNumberFormatException("1000000", Character.MIN_RADIX - 1, 0, 2); ! ! checkIndexOutOfBoundsException("", 10, 1, 1); ! checkIndexOutOfBoundsException("1000000", 10, 10, 4); ! checkIndexOutOfBoundsException("1000000", Character.MAX_RADIX + 1, 10, 2); ! checkIndexOutOfBoundsException("1000000", Character.MIN_RADIX - 1, 10, 2); ! checkIndexOutOfBoundsException("1000000", Character.MAX_RADIX + 1, -1, 2); ! checkIndexOutOfBoundsException("1000000", Character.MIN_RADIX - 1, -1, 2); ! checkIndexOutOfBoundsException("-1", 10, 0, 3); ! checkIndexOutOfBoundsException("-1", 10, 2, 3); ! checkIndexOutOfBoundsException("-1", 10, -1, 2); ! ! checkNull(10, 0, 1); ! checkNull(10, -1, 0); ! checkNull(10, 0, 0); ! checkNull(10, 0, -1); checkNull(-1, -1, -1); } ! private static void check(String val, long expected) { long n = Long.parseLong(val); if (n != expected) throw new RuntimeException("Long.parseLong failed. String:" + val + " Result:" + n); } --- 73,112 ---- checkFailure("--100"); checkFailure("+-6"); checkFailure("-+6"); checkFailure("*100"); ! check(0L, "test-00000", 4, 10, 10); ! check(-12345L, "test-12345", 4, 10, 10); ! check(12345L, "xx12345yy", 2, 7, 10); ! check(123456789012345L, "xx123456789012345yy", 2, 17, 10); ! check(15L, "xxFyy", 2, 3, 16); ! ! checkNumberFormatException("", 0, 0, 10); ! checkNumberFormatException("+-6", 0, 3, 10); ! checkNumberFormatException("1000000", 7, 7, 10); ! checkNumberFormatException("1000000", 0, 2, Character.MAX_RADIX + 1); ! checkNumberFormatException("1000000", 0, 2, Character.MIN_RADIX - 1); ! ! checkIndexOutOfBoundsException("", 1, 1, 10); ! checkIndexOutOfBoundsException("1000000", 10, 4, 10); ! checkIndexOutOfBoundsException("1000000", 10, 2, Character.MAX_RADIX + 1); ! checkIndexOutOfBoundsException("1000000", 10, 2, Character.MIN_RADIX - 1); ! checkIndexOutOfBoundsException("1000000", -1, 2, Character.MAX_RADIX + 1); ! checkIndexOutOfBoundsException("1000000", -1, 2, Character.MIN_RADIX - 1); ! checkIndexOutOfBoundsException("-1", 0, 3, 10); ! checkIndexOutOfBoundsException("-1", 2, 3, 10); ! checkIndexOutOfBoundsException("-1", -1, 2, 10); ! ! checkNull(0, 1, 10); ! checkNull(-1, 0, 10); ! checkNull(0, 0, 10); ! checkNull(0, -1, 10); checkNull(-1, -1, -1); } ! private static void check(long expected, String val) { long n = Long.parseLong(val); if (n != expected) throw new RuntimeException("Long.parseLong failed. String:" + val + " Result:" + n); }
*** 125,196 **** } catch (NumberFormatException nfe) { ; // Expected } } ! private static void checkNumberFormatException(String val, int radix, int start) { long n = 0; try { ! n = Long.parseLong(val, radix, start); ! System.err.println("parseLong(" + val + ", " + radix + ", " + start + ") incorrectly returned " + n); throw new RuntimeException(); } catch (NumberFormatException nfe) { ; // Expected } } ! private static void checkNumberFormatException(String val, int radix, int start, int end) { long n = 0; try { ! n = Long.parseLong(val, radix, start, end); ! System.err.println("parseLong(" + val + ", " + radix + ", " + start + ", " + end + ! ") incorrectly returned " + n); ! throw new RuntimeException(); ! } catch (NumberFormatException nfe) { ! ; // Expected ! } ! } ! ! private static void checkIndexOutOfBoundsException(String val, int radix, int start) { ! long n = 0; ! try { ! n = Long.parseLong(val, radix, start); ! System.err.println("parseLong(" + val + ", " + radix + ", " + start + ") incorrectly returned " + n); throw new RuntimeException(); } catch (IndexOutOfBoundsException ioob) { ; // Expected } } ! private static void checkIndexOutOfBoundsException(String val, int radix, int start, int end) { long n = 0; try { ! n = Long.parseLong(val, radix, start, end); ! System.err.println("parseLong(" + val + ", " + radix + ", " + start + ", " + end + ! ") incorrectly returned " + n); ! throw new RuntimeException(); ! } catch (IndexOutOfBoundsException ioob) { ! ; // Expected ! } ! } ! ! private static void checkNull(int radix, int start, int end) { ! long n = 0; ! try { ! n = Long.parseLong(null, 10, start, end); ! System.err.println("parseLong(null, " + radix + ", " + start + ", " + end + ") incorrectly returned " + n); throw new RuntimeException(); } catch (NullPointerException npe) { ; // Expected } } ! private static void check(String val, long expected, int start, int end) { ! long n = Long.parseLong(val, 10, start, end); if (n != expected) ! throw new RuntimeException("Long.parseLong failed. String:" + ! val + ", start: " + start + ", end: " + end + " Result:" + n); } } --- 120,167 ---- } catch (NumberFormatException nfe) { ; // Expected } } ! private static void checkNumberFormatException(String val, int start, int end, int radix) { long n = 0; try { ! n = Long.parseLong(val, start, end, radix); ! System.err.println("parseLong(" + val + ", " + start + ", " + end + ", " + radix + ") incorrectly returned " + n); throw new RuntimeException(); } catch (NumberFormatException nfe) { ; // Expected } } ! private static void checkIndexOutOfBoundsException(String val, int start, int end, int radix) { long n = 0; try { ! n = Long.parseLong(val, start, end, radix); ! System.err.println("parseLong(" + val + ", " + start + ", " + end + ", " + radix + ") incorrectly returned " + n); throw new RuntimeException(); } catch (IndexOutOfBoundsException ioob) { ; // Expected } } ! private static void checkNull(int start, int end, int radix) { long n = 0; try { ! n = Long.parseLong(null, start, end, radix); ! System.err.println("parseLong(null, " + start + ", " + end + ", " + radix + ") incorrectly returned " + n); throw new RuntimeException(); } catch (NullPointerException npe) { ; // Expected } } ! private static void check(long expected, String val, int start, int end, int radix) { ! long n = Long.parseLong(val, start, end, radix); if (n != expected) ! throw new RuntimeException("Long.parseLong failed. Expexted: " + expected + " String: \"" + ! val + "\", start: " + start + ", end: " + end + " radix: " + radix + " Result: " + n); } }