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b8e882f8
编写于
5月 14, 2019
作者:
W
wangjuneng
提交者:
dinglei
5月 14, 2019
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[RIP-10]Add test cases for IOTinyUtilsTest (#853)
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common/src/test/java/org/apache/rocketmq/common/utils/IOTinyUtilsTest.java
...ava/org/apache/rocketmq/common/utils/IOTinyUtilsTest.java
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common/src/test/java/org/apache/rocketmq/common/utils/IOTinyUtilsTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package
org.apache.rocketmq.common.utils
;
import
org.apache.rocketmq.common.UtilAll
;
import
org.apache.rocketmq.remoting.common.RemotingHelper
;
import
static
org
.
junit
.
Assert
.*;
import
org.junit.After
;
import
org.junit.Before
;
import
org.junit.Test
;
import
java.io.*
;
import
java.lang.reflect.Method
;
import
java.util.List
;
public
class
IOTinyUtilsTest
{
private
String
testRootDir
=
System
.
getProperty
(
"user.home"
)
+
File
.
separator
+
"iotinyutilstest"
;
@Before
public
void
init
()
{
File
dir
=
new
File
(
testRootDir
);
if
(
dir
.
exists
())
{
UtilAll
.
deleteFile
(
dir
);
}
dir
.
mkdirs
();
}
@After
public
void
destory
()
{
File
file
=
new
File
(
testRootDir
);
UtilAll
.
deleteFile
(
file
);
}
@Test
public
void
testToString
()
throws
Exception
{
byte
[]
b
=
"testToString"
.
getBytes
(
RemotingHelper
.
DEFAULT_CHARSET
);
InputStream
is
=
new
ByteArrayInputStream
(
b
);
String
str
=
IOTinyUtils
.
toString
(
is
,
null
);
assertEquals
(
"testToString"
,
str
);
is
=
new
ByteArrayInputStream
(
b
);
str
=
IOTinyUtils
.
toString
(
is
,
RemotingHelper
.
DEFAULT_CHARSET
);
assertEquals
(
"testToString"
,
str
);
is
=
new
ByteArrayInputStream
(
b
);
Reader
isr
=
new
InputStreamReader
(
is
,
RemotingHelper
.
DEFAULT_CHARSET
);
str
=
IOTinyUtils
.
toString
(
isr
);
assertEquals
(
"testToString"
,
str
);
}
@Test
public
void
testCopy
()
throws
Exception
{
char
[]
arr
=
"testToString"
.
toCharArray
();
Reader
reader
=
new
CharArrayReader
(
arr
);
Writer
writer
=
new
CharArrayWriter
();
long
count
=
IOTinyUtils
.
copy
(
reader
,
writer
);
assertEquals
(
arr
.
length
,
count
);
}
@Test
public
void
testReadLines
()
throws
Exception
{
StringBuffer
sb
=
new
StringBuffer
();
for
(
int
i
=
0
;
i
<
10
;
i
++)
{
sb
.
append
(
"testReadLines"
).
append
(
"\n"
);
}
StringReader
reader
=
new
StringReader
(
sb
.
toString
());
List
<
String
>
lines
=
IOTinyUtils
.
readLines
(
reader
);
assertEquals
(
10
,
lines
.
size
());
}
@Test
public
void
testToBufferedReader
()
throws
Exception
{
StringBuffer
sb
=
new
StringBuffer
();
for
(
int
i
=
0
;
i
<
10
;
i
++)
{
sb
.
append
(
"testToBufferedReader"
).
append
(
"\n"
);
}
StringReader
reader
=
new
StringReader
(
sb
.
toString
());
Method
method
=
IOTinyUtils
.
class
.
getDeclaredMethod
(
"toBufferedReader"
,
new
Class
[]{
Reader
.
class
});
method
.
setAccessible
(
true
);
Object
bReader
=
method
.
invoke
(
IOTinyUtils
.
class
,
reader
);
assertTrue
(
bReader
instanceof
BufferedReader
);
}
@Test
public
void
testWriteStringToFile
()
throws
Exception
{
File
file
=
new
File
(
testRootDir
,
"testWriteStringToFile"
);
assertTrue
(!
file
.
exists
());
IOTinyUtils
.
writeStringToFile
(
file
,
"testWriteStringToFile"
,
RemotingHelper
.
DEFAULT_CHARSET
);
assertTrue
(
file
.
exists
());
}
@Test
public
void
testCleanDirectory
()
throws
Exception
{
for
(
int
i
=
0
;
i
<
10
;
i
++)
{
IOTinyUtils
.
writeStringToFile
(
new
File
(
testRootDir
,
"testCleanDirectory"
+
i
),
"testCleanDirectory"
,
RemotingHelper
.
DEFAULT_CHARSET
);
}
File
dir
=
new
File
(
testRootDir
);
assertTrue
(
dir
.
exists
()
&&
dir
.
isDirectory
());
assertTrue
(
dir
.
listFiles
().
length
>
0
);
IOTinyUtils
.
cleanDirectory
(
new
File
(
testRootDir
));
assertTrue
(
dir
.
listFiles
().
length
==
0
);
}
@Test
public
void
testDelete
()
throws
Exception
{
for
(
int
i
=
0
;
i
<
10
;
i
++)
{
IOTinyUtils
.
writeStringToFile
(
new
File
(
testRootDir
,
"testDelete"
+
i
),
"testCleanDirectory"
,
RemotingHelper
.
DEFAULT_CHARSET
);
}
File
dir
=
new
File
(
testRootDir
);
assertTrue
(
dir
.
exists
()
&&
dir
.
isDirectory
());
assertTrue
(
dir
.
listFiles
().
length
>
0
);
IOTinyUtils
.
delete
(
new
File
(
testRootDir
));
assertTrue
(!
dir
.
exists
());
}
@Test
public
void
testCopyFile
()
throws
Exception
{
File
source
=
new
File
(
testRootDir
,
"soruce"
);
String
target
=
testRootDir
+
File
.
separator
+
"dest"
;
IOTinyUtils
.
writeStringToFile
(
source
,
"testCopyFile"
,
RemotingHelper
.
DEFAULT_CHARSET
);
IOTinyUtils
.
copyFile
(
source
.
getCanonicalPath
(),
target
);
File
dest
=
new
File
(
target
);
assertTrue
(
dest
.
exists
());
}
}
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