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Double decimal representation test passes

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This commit is contained in:
konsoletyper 2013-12-19 22:05:11 +04:00
parent dd9f09c03e
commit d844d1cc1d
2 changed files with 5 additions and 5 deletions
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6
teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TAbstractStringBuilder.java
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@ -25,7 +25,7 @@ class TAbstractStringBuilder extends TObject implements TSerializable, TCharSequ
private static final int FLOAT_DECIMAL_PRECISION = 7; private static final int FLOAT_DECIMAL_PRECISION = 7;
private static final int DOUBLE_DECIMAL_PRECISION = 16; private static final int DOUBLE_DECIMAL_PRECISION = 16;
private static final float FLOAT_DECIMAL_FACTOR = 1E6f; private static final float FLOAT_DECIMAL_FACTOR = 1E6f;
private static final double DOUBLE_DECIMAL_FACTOR = 1E15f; private static final double DOUBLE_DECIMAL_FACTOR = 1E15;
private static final int FLOAT_MAX_EXPONENT = 38; private static final int FLOAT_MAX_EXPONENT = 38;
private static final int DOUBLE_MAX_EXPONENT = 308; private static final int DOUBLE_MAX_EXPONENT = 308;
private static final int FLOAT_MAX_POS = 1000000; private static final int FLOAT_MAX_POS = 1000000;
@ -331,7 +331,7 @@ class TAbstractStringBuilder extends TObject implements TSerializable, TCharSequ
} }
bit >>= 1; bit >>= 1;
} }
mantissa = (long)((value / (digit / DOUBLE_DECIMAL_FACTOR)) + 0.5f); mantissa = (long)(((value / digit) * DOUBLE_DECIMAL_FACTOR) + 0.5);
} else { } else {
++sz; ++sz;
int bit = 256; int bit = 256;
@ -449,7 +449,7 @@ class TAbstractStringBuilder extends TObject implements TSerializable, TCharSequ
int result = 0; int result = 0;
int bit = 16; int bit = 16;
for (int i = longLogPowersOfTen.length - 1; i >= 0; --i) { for (int i = longLogPowersOfTen.length - 1; i >= 0; --i) {
if (n % zeros == 0) { if (n % (zeros * longLogPowersOfTen[i]) == 0) {
result |= bit; result |= bit;
zeros *= longLogPowersOfTen[i]; zeros *= longLogPowersOfTen[i];
} }

4
teavm-classlib/src/test/java/org/teavm/classlib/java/lang/StringBuilderTest.java
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@ -193,8 +193,8 @@ public class StringBuilderTest {
@Test @Test
public void doubleAppended() { public void doubleAppended() {
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
sb.append(1.2345678E150); sb.append(1.23456789E150);
assertEquals("1.2345678E150", sb.toString()); assertEquals("1.23456789E150", sb.toString());
} }
@Test @Test