3 files changed, 166 insertions, 0 deletions
diff --git a/src/test/kotlin/ProjectConfig.kt b/src/test/kotlin/ProjectConfig.kt
new file mode 100644
index 0000000..faa4d69
--- /dev/null
+++ b/src/test/kotlin/ProjectConfig.kt
@@ -0,0 +1,3 @@
+import io.kotest.core.config.AbstractProjectConfig
+
+class ProjectConfig : AbstractProjectConfig()
diff --git a/src/test/kotlin/io/FileServiceTest.kt b/src/test/kotlin/io/FileServiceTest.kt
new file mode 100644
index 0000000..9c9c8b9
--- /dev/null
+++ b/src/test/kotlin/io/FileServiceTest.kt
@@ -0,0 +1,59 @@
+package io
+
+import User
+import io.kotest.core.spec.style.FunSpec
+import kotlin.test.assertEquals
+import kotlin.test.assertFalse
+import kotlin.test.assertTrue
+
+class FileServiceTest : FunSpec({
+	generateTests("Primitive", ::PrimitiveFileService)
+})
+
+fun <INode> FunSpec.generateTests(name: String, provider: () -> FileService<INode>) {
+	val aPath = Path.of("/a") as Path.Absolute
+	val bPath = Path.of("/a/b") as Path.Absolute
+	val homePath = Path.of("/roothome") as Path.Absolute
+	val dataA = "a".encodeToByteArray()
+	val rootUser = User("root", homePath, true)
+	test("$name: root inode exists") {
+		val fileService = provider()
+		val rootInode = fileService.getINode(Path.root)
+		assertTrue(fileService.exists(rootInode))
+		assertEquals(fileService.getPath(rootInode), Path.root)
+	}
+	test("$name: CRUD a file") {
+		val fileService = provider()
+		val aInode = fileService.getINode(aPath)
+		assertFalse(fileService.exists(aInode))
+		assertEquals(CreateFileResult.Created, CreateFileResult.Created)
+		assertEquals(fileService.createFile(aInode, rootUser), CreateFileResult.Created)
+		assertTrue(fileService.exists(aInode))
+		assertTrue(fileService.isFile(aInode))
+		assertFalse(fileService.isSymlink(aInode))
+		assertFalse(fileService.isDirectory(aInode))
+		assertEquals(fileService.readFromFile(aInode, rootUser), ReadFileResult.Read(ByteArray(0)))
+		assertEquals(fileService.writeToFile(aInode, rootUser, dataA), WriteFileResult.Written)
+		assertEquals(fileService.readFromFile(aInode, rootUser), ReadFileResult.Read(dataA))
+		assertTrue(fileService.isFile(aInode))
+		assertEquals(fileService.deleteFile(aInode, rootUser), DeleteFileResult.Deleted)
+		assertFalse(fileService.isFile(aInode))
+		assertFalse(fileService.exists(aInode))
+	}
+	test("$name: CRUD a directory structure") {
+		val fileService = provider()
+		val aINode = fileService.getINode(aPath)
+		val bINode = fileService.getINode(bPath)
+		assertFalse(fileService.exists(aINode))
+		assertFalse(fileService.exists(bINode))
+		assertEquals(fileService.createDirectory(aINode, rootUser), CreateFileResult.Created)
+		assertEquals(fileService.createFile(bINode, rootUser), CreateFileResult.Created)
+		assertTrue(fileService.exists(aINode))
+		assertTrue(fileService.exists(bINode))
+		assertEquals(fileService.writeToFile(bINode, rootUser, dataA), WriteFileResult.Written)
+		assertEquals(fileService.readFromFile(bINode, rootUser), ReadFileResult.Read(dataA))
+		assertEquals(fileService.deleteFile(aINode, rootUser), DeleteFileResult.Deleted)
+		assertFalse(fileService.exists(bINode))
+		assertFalse(fileService.exists(aINode))
+	}
+}
diff --git a/src/test/kotlin/io/PathTest.kt b/src/test/kotlin/io/PathTest.kt
new file mode 100644
index 0000000..9ba8a9e
--- /dev/null
+++ b/src/test/kotlin/io/PathTest.kt
@@ -0,0 +1,104 @@
+package io
+
+import io.kotest.assertions.assertSoftly
+import io.kotest.core.spec.style.FunSpec
+import io.kotest.data.forAll
+import io.kotest.data.row
+import io.kotest.matchers.be
+import io.kotest.matchers.should
+import io.kotest.matchers.shouldBe
+import io.kotest.matchers.types.beOfType
+import io.kotest.matchers.types.shouldBeTypeOf
+
+class PathTest : FunSpec({
+	val homeDir = Path.of("/home") as Path.Absolute
+	test("recognize relative paths as such") {
+		forAll(
+			row(Path.of("a/b")),
+			row(Path.of(".")),
+			row(Path.of("a", "b")),
+			row(Path.ofShell("a/b", userHome = homeDir)),
+			row(Path.ofShell(".", userHome = homeDir)),
+			row(Path.ofShell("a", "b", userHome = homeDir)),
+			row(Path.ofShell(listOf("a", "b"), userHome = homeDir)),
+		) {
+			assertSoftly(it) { shouldBeTypeOf<Path.Relative>() }
+		}
+	}
+	test("recognize absolute paths as such") {
+		forAll(
+			row(Path.of("/a/b")),
+			row(Path.of("/")),
+			row(Path.ofShell("/b/c", userHome = homeDir)),
+		) {
+			assertSoftly(it) { shouldBeTypeOf<Path.Absolute>() }
+		}
+	}
+	test("Path.of(x).stringPath == x") {
+		forAll(
+			row("/"),
+			row("/a/b"),
+			row("a/b"),
+			row("."),
+		) { name ->
+			assertSoftly(Path.of(name).stringPath) {
+				shouldBe(name)
+			}
+			assertSoftly(Path.ofShell(name, homeDir).stringPath) {
+				shouldBe(name)
+			}
+		}
+	}
+	test("Shell resolution of home directory") {
+		forAll(
+			row("~/a", "/home/a"),
+			row("~", "/home"),
+			row("~/.", "/home/."),
+			row("/a", "/a"),
+			row("a", "a"),
+		) { a, b ->
+			assertSoftly(Path.ofShell(a, homeDir).stringPath) {
+				shouldBe(b)
+			}
+		}
+	}
+	test("Relative path resolution works") {
+		forAll(
+			row("/a/b", "c/d", "/a/b/c/d"),
+			row("/a/b", "/c/d", "/c/d"),
+			row("/a/", "c", "/a/c"),
+		) { a, b, c ->
+			val x = Path.of(a)
+			val y = Path.of(b)
+			val z = x.resolve(y)
+			assertSoftly {
+				x should beOfType<Path.Absolute>()
+				z should beOfType<Path.Absolute>()
+				z.stringPath should be(c)
+			}
+		}
+	}
+	test("Equality checks should work") {
+		forAll(
+			row("a"),
+			row("a/b"),
+			row("/a/b"),
+			row("c//d")
+		) {
+			assertSoftly {
+				Path.of(it) should be(Path.of(it))
+			}
+		}
+	}
+	test("relaitivization works") {
+		forAll(
+			row("/a/b", "/a", ".."),
+			row("/a", "/a/b", "b"),
+			row("/a/b", "/a/c", "../c"),
+		) { a, b, c ->
+			assertSoftly {
+				Path.of(a).shouldBeTypeOf<Path.Absolute>().relativize(Path.of(b)) shouldBe Path.of(c)
+			}
+		}
+	}
+})