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Kotlin: Add FP test cases for resource leaks

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This commit is contained in:
Tamas Vajk
2022-11-16 09:52:13 +01:00
parent c70f3d35d0
commit acab8e8632
6 changed files with 63 additions and 0 deletions
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1
java/ql/test/kotlin/query-tests/CloseReader/CloseReader.expected Normal file
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| CloseReader.kt:4:20:4:45 | new FileReader(...) | This FileReader is not always closed on method exit. |

7
java/ql/test/kotlin/query-tests/CloseReader/CloseReader.kt Normal file
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import java.io.*
fun test0() {
BufferedReader(FileReader("C:\\test.txt")).use { bw ->
bw.readLine()
}
}

1
java/ql/test/kotlin/query-tests/CloseReader/CloseReader.qlref Normal file
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Likely Bugs/Resource Leaks/CloseReader.ql

8
java/ql/test/kotlin/query-tests/CloseWriter/CloseWriter.expected Normal file
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| CloseWriter.kt:4:29:4:54 | new FileWriter(...) | This FileWriter is not always closed on method exit. |
| CloseWriter.kt:9:20:9:45 | new FileWriter(...) | This FileWriter is not always closed on method exit. |
| CloseWriter.kt:15:14:15:57 | new FileOutputStream(...) | This FileOutputStream is not always closed on method exit. |
| CloseWriter.kt:20:5:20:48 | new FileOutputStream(...) | This FileOutputStream is not always closed on method exit. |
| CloseWriter.kt:26:33:26:76 | new FileOutputStream(...) | This FileOutputStream is not always closed on method exit. |
| CloseWriter.kt:31:24:31:67 | new FileOutputStream(...) | This FileOutputStream is not always closed on method exit. |
| CloseWriter.kt:37:33:37:76 | new FileOutputStream(...) | This FileOutputStream is not always closed on method exit. |
| CloseWriter.kt:42:24:42:67 | new FileOutputStream(...) | This FileOutputStream is not always closed on method exit. |

45
java/ql/test/kotlin/query-tests/CloseWriter/CloseWriter.kt Normal file
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import java.io.*
fun test0() {
val bw = BufferedWriter(FileWriter("C:\\test.txt"))
bw.write("test")
}
fun test1() {
BufferedWriter(FileWriter("C:\\test.txt")).use { bw ->
bw.write("test")
}
}
fun test2() {
val bw = FileOutputStream(File.createTempFile("","")).bufferedWriter()
bw.write("test")
}
fun test3() {
FileOutputStream(File.createTempFile("","")).bufferedWriter().use { bw ->
bw.write("test")
}
}
fun test4() {
val bw = OutputStreamWriter(FileOutputStream(File.createTempFile("",""))).buffered()
bw.write("test")
}
fun test5() {
OutputStreamWriter(FileOutputStream(File.createTempFile("",""))).buffered().use { bw ->
bw.write("test")
}
}
fun test6() {
val bw = OutputStreamWriter(FileOutputStream(File.createTempFile("","")))
bw.write("test")
}
fun test7() {
OutputStreamWriter(FileOutputStream(File.createTempFile("",""))).use { bw ->
bw.write("test")
}
}

1
java/ql/test/kotlin/query-tests/CloseWriter/CloseWriter.qlref Normal file
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Likely Bugs/Resource Leaks/CloseWriter.ql