Ilya Ryzhenkov
63 lines
1.6 KiB
Kotlin
63 lines
1.6 KiB
Kotlin
package test.io
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import org.junit.Test as test
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import java.io.File
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import kotlin.test.assertEquals
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class FilesTest {
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test fun listFilesWithFilter() {
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val dir = File.createTempFile("temp", System.nanoTime().toString())
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dir.delete()
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dir.mkdir()
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File.createTempFile("temp1", ".kt", dir)
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File.createTempFile("temp2", ".java", dir)
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File.createTempFile("temp3", ".kt", dir)
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val result = dir.listFiles { it.getName().endsWith(".kt") }
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assertEquals(2, result!!.size())
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}
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test fun recurse() {
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val dir = File.createTempFile("temp", System.nanoTime().toString())
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dir.delete()
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var totalFiles = 0
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dir.recurse { totalFiles++ }
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assertEquals(1, totalFiles)
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dir.mkdir()
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File.createTempFile("temp", "1.kt", dir)
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File.createTempFile("temp", "2.java", dir)
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val subdir = File(dir, "subdir")
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subdir.mkdir()
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File(subdir, "3.txt").createNewFile()
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totalFiles = 0
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dir.recurse { totalFiles++ }
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assertEquals(5, totalFiles)
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if (subdir.setReadable(false)) {
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// On Windows, we can't make directory not readable, and setReadable() will return false
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totalFiles = 0
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dir.recurse { totalFiles++ }
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assertEquals(4, totalFiles)
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}
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}
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test fun relativePath() {
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val file1 = File("src")
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val file2 = File(file1, "kotlin")
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val file3 = File("test")
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assertEquals("kotlin", file1.relativePath(file2))
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assertEquals("", file1.relativePath(file1))
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assertEquals(file3.canonicalPath, file1.relativePath(file3))
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}
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}
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