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java/src/test/java/com/jsoniter/TestInteger.java at master · junplus/java · GitHub
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package
com
.
jsoniter
;
import
com
.
jsoniter
.
spi
.
JsonException
;
import
junit
.
framework
.
TestCase
;
import
org
.
junit
.
experimental
.
categories
.
Category
;
import
java
.
io
.
ByteArrayInputStream
;
import
java
.
io
.
IOException
;
//import java.math.BigDecimal;
//import java.math.BigInteger;
public
class
TestInteger
extends
TestCase
{
static
{
// JsonIterator.setMode(DecodingMode.DYNAMIC_MODE_AND_MATCH_FIELD_STRICTLY);
}
private
boolean
isStreaming
;
public
void
test_char
()
throws
IOException
{
Character
c
=
JsonIterator
.
deserialize
(
"50"
,
Character
.
class
);
assertEquals
(
50
, (
int
)
c
);
}
public
void
test_positive_negative_int
()
throws
IOException
{
assertEquals
(
0
,
parseInt
(
"0"
));
assertEquals
(
4321
,
parseInt
(
"4321"
));
assertEquals
(
54321
,
parseInt
(
"54321"
));
assertEquals
(
654321
,
parseInt
(
"654321"
));
assertEquals
(
7654321
,
parseInt
(
"7654321"
));
assertEquals
(
87654321
,
parseInt
(
"87654321"
));
assertEquals
(
987654321
,
parseInt
(
"987654321"
));
assertEquals
(
2147483647
,
parseInt
(
"2147483647"
));
assertEquals
(-
4321
,
parseInt
(
"-4321"
));
assertEquals
(-
2147483648
,
parseInt
(
"-2147483648"
));
}
public
void
test_positive_negative_long
()
throws
IOException
{
assertEquals
(
0L
,
parseLong
(
"0"
));
assertEquals
(
4321L
,
parseLong
(
"4321"
));
assertEquals
(
54321L
,
parseLong
(
"54321"
));
assertEquals
(
654321L
,
parseLong
(
"654321"
));
assertEquals
(
7654321L
,
parseLong
(
"7654321"
));
assertEquals
(
87654321L
,
parseLong
(
"87654321"
));
assertEquals
(
987654321L
,
parseLong
(
"987654321"
));
assertEquals
(
9223372036854775807L
,
parseLong
(
"9223372036854775807"
));
assertEquals
(-
4321L
,
parseLong
(
"-4321"
));
assertEquals
(-
9223372036854775808L
,
parseLong
(
"-9223372036854775808"
));
}
public
void
test_max_min_int
()
throws
IOException
{
assertEquals
(
Integer
.
MAX_VALUE
,
parseInt
(
Integer
.
toString
(
Integer
.
MAX_VALUE
)));
assertEquals
(
Integer
.
MAX_VALUE
-
1
,
parseInt
(
Integer
.
toString
(
Integer
.
MAX_VALUE
-
1
)));
assertEquals
(
Integer
.
MIN_VALUE
+
1
,
parseInt
(
Integer
.
toString
(
Integer
.
MIN_VALUE
+
1
)));
assertEquals
(
Integer
.
MIN_VALUE
,
parseInt
(
Integer
.
toString
(
Integer
.
MIN_VALUE
)));
}
public
void
test_max_min_long
()
throws
IOException
{
assertEquals
(
Long
.
MAX_VALUE
,
parseLong
(
Long
.
toString
(
Long
.
MAX_VALUE
)));
assertEquals
(
Long
.
MAX_VALUE
-
1
,
parseLong
(
Long
.
toString
(
Long
.
MAX_VALUE
-
1
)));
assertEquals
(
Long
.
MIN_VALUE
+
1
,
parseLong
(
Long
.
toString
(
Long
.
MIN_VALUE
+
1
)));
assertEquals
(
Long
.
MIN_VALUE
,
parseLong
(
Long
.
toString
(
Long
.
MIN_VALUE
)));
}
public
void
test_large_number
()
throws
IOException
{
try
{
JsonIterator
.
deserialize
(
"2147483648"
,
Integer
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
for
(
int
i
=
300000000
;
i
<
2000000000
;
i
+=
10000000
) {
try
{
JsonIterator
.
deserialize
(
i
+
"0"
,
Integer
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
try
{
JsonIterator
.
deserialize
(-
i
+
"0"
,
Integer
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
}
try
{
JsonIterator
.
deserialize
(
"9223372036854775808"
,
Long
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
for
(
long
i
=
1000000000000000000L
;
i
<
9000000000000000000L
;
i
+=
100000000000000000L
) {
try
{
JsonIterator
.
deserialize
(
i
+
"0"
,
Long
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
try
{
JsonIterator
.
deserialize
(-
i
+
"0"
,
Long
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
}
}
public
void
test_byte
()
throws
IOException
{
Byte
val
=
JsonIterator
.
deserialize
(
"120"
,
Byte
.
class
);
assertEquals
(
Byte
.
valueOf
((
byte
)
120
),
val
);
byte
[]
vals
=
JsonIterator
.
deserialize
(
"[120]"
,
byte
[].
class
);
assertEquals
((
byte
)
120
,
vals
[
0
]);
}
@
Category
(
StreamingCategory
.
class
)
public
void
test_streaming
()
throws
IOException
{
isStreaming
=
true
;
test_positive_negative_int
();
test_positive_negative_long
();
test_max_min_int
();
test_max_min_long
();
test_large_number
();
}
public
void
test_leading_zero
()
throws
IOException
{
assertEquals
(
Integer
.
valueOf
(
0
),
JsonIterator
.
deserialize
(
"0"
,
int
.
class
));
assertEquals
(
Long
.
valueOf
(
0
),
JsonIterator
.
deserialize
(
"0"
,
long
.
class
));
try
{
JsonIterator
.
deserialize
(
"01"
,
int
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
try
{
JsonIterator
.
deserialize
(
"02147483647"
,
int
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
try
{
JsonIterator
.
deserialize
(
"01"
,
long
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
try
{
JsonIterator
.
deserialize
(
"09223372036854775807"
,
long
.
class
);
fail
();
}
catch
(
JsonException
e
) {
}
/* FIXME if we should fail on parsing of leading zeroes for other numbers
try {
JsonIterator.deserialize("01", double.class);
fail();
} catch (JsonException e) {
}
try {
JsonIterator.deserialize("01", float.class);
fail();
} catch (JsonException e) {
}
try {
JsonIterator.deserialize("01", BigInteger.class);
fail();
} catch (JsonException e) {
}
try {
JsonIterator.deserialize("01", BigDecimal.class);
fail();
} catch (JsonException e) {
}
*/
}
public
void
test_max_int
()
throws
IOException
{
int
[]
ints
=
JsonIterator
.
deserialize
(
"[2147483647,-2147483648]"
,
int
[].
class
);
assertEquals
(
Integer
.
MAX_VALUE
,
ints
[
0
]);
assertEquals
(
Integer
.
MIN_VALUE
,
ints
[
1
]);
}
private
int
parseInt
(
String
input
)
throws
IOException
{
if
(
isStreaming
) {
JsonIterator
iter
=
JsonIterator
.
parse
(
new
ByteArrayInputStream
(
input
.
getBytes
()),
2
);
return
iter
.
readInt
();
}
else
{
JsonIterator
iter
=
JsonIterator
.
parse
(
input
);
int
v
=
iter
.
readInt
();
assertEquals
(
input
.
length
(),
iter
.
head
);
// iterator head should point on next non-parsed byte
return
v
;
}
}
private
long
parseLong
(
String
input
)
throws
IOException
{
if
(
isStreaming
) {
JsonIterator
iter
=
JsonIterator
.
parse
(
new
ByteArrayInputStream
(
input
.
getBytes
()),
2
);
return
iter
.
readLong
();
}
else
{
JsonIterator
iter
=
JsonIterator
.
parse
(
input
);
long
v
=
iter
.
readLong
();
assertEquals
(
input
.
length
(),
iter
.
head
);
// iterator head should point on next non-parsed byte
return
v
;
}
}
}
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