Add Utils for parsing path parts to a directory

2 files changed, 91 insertions, 0 deletions

diff --git a/app/src/test/java/org/the_jk/cleversync/StringUtilsTest.kt b/app/src/test/java/org/the_jk/cleversync/StringUtilsTest.kt
new file mode 100644
index 0000000..6a36156
--- /dev/null
+++ b/app/src/test/java/org/the_jk/cleversync/StringUtilsTest.kt
@@ -0,0 +1,40 @@
+package org.the_jk.cleversync
+
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+
+class StringUtilsTest {
+    @Test
+    fun splitEmpty() {
+        assertThat(StringUtils.split("", '.', keepEmpty = true)).containsExactly("")
+        assertThat(StringUtils.split("", '.', keepEmpty = false)).isEmpty()
+    }
+
+    @Test
+    fun splitSanity() {
+        assertThat(StringUtils.split("a.bb.a", '.')).containsExactly("a", "bb", "a").inOrder()
+        assertThat(StringUtils.split(".a.bb.a", '.', keepEmpty = true)).containsExactly("", "a", "bb", "a").inOrder()
+        assertThat(StringUtils.split(".a.bb.a", '.', keepEmpty = false)).containsExactly("a", "bb", "a").inOrder()
+        assertThat(StringUtils.split(".a.bb.a.", '.', keepEmpty = true))
+            .containsExactly("", "a", "bb", "a", "").inOrder()
+        assertThat(StringUtils.split(".a.bb.a.", '.', keepEmpty = false)).containsExactly("a", "bb", "a").inOrder()
+    }
+
+    @Test
+    fun splitDouble() {
+        assertThat(StringUtils.split("foo..bar", '.', keepEmpty = true)).containsExactly("foo", "", "bar").inOrder()
+        assertThat(StringUtils.split("foo..bar", '.', keepEmpty = false)).containsExactly("foo", "bar").inOrder()
+    }
+
+    @Test
+    fun splitLimit() {
+        assertThat(StringUtils.split("a.bb.a", '.', limit = 1)).containsExactly("a.bb.a")
+        assertThat(StringUtils.split("a.bb.a", '.', limit = 2)).containsExactly("a", "bb.a").inOrder()
+        assertThat(StringUtils.split("a.bb.a", '.', limit = 3)).containsExactly("a", "bb", "a").inOrder()
+        assertThat(StringUtils.split("a.bb.a.", '.', limit = 3, keepEmpty = true))
+            .containsExactly("a", "bb", "a.").inOrder()
+        assertThat(StringUtils.split("a.bb.a.", '.', limit = 3, keepEmpty = false))
+            .containsExactly("a", "bb", "a").inOrder()
+        assertThat(StringUtils.split("a.bb.a", '.', limit = 1000)).containsExactly("a", "bb", "a").inOrder()
+    }
+}
diff --git a/app/src/test/java/org/the_jk/cleversync/io/UtilsTest.kt b/app/src/test/java/org/the_jk/cleversync/io/UtilsTest.kt
new file mode 100644
index 0000000..56c4051
--- /dev/null
+++ b/app/src/test/java/org/the_jk/cleversync/io/UtilsTest.kt
@@ -0,0 +1,51 @@
+package org.the_jk.cleversync.io
+
+import com.google.common.truth.Truth.assertThat
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TemporaryFolder
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@Config(manifest= Config.NONE)
+@RunWith(RobolectricTestRunner::class)
+class UtilsTest {
+    @get:Rule
+    val folder = TemporaryFolder()
+
+    private lateinit var tree: ModifiableTree
+
+    @Before
+    fun setUp() {
+        tree = TreeFactory.localModifiableTree(folder.root.toPath())
+    }
+
+    @Test
+    fun makeDirectories() {
+        assertThat(Utils.makeDirectories(tree)).isEqualTo(tree)
+        val foo = Utils.makeDirectories(tree, "foo")
+        val foobar = Utils.makeDirectories(tree, "foo", "bar")
+        val foofum = Utils.makeDirectories(tree, "foo/fum")
+        assertThat(foo.name).isEqualTo("foo")
+        assertThat(tree.list().directories).containsExactly(foo)
+        assertThat(foobar.name).isEqualTo("bar")
+        assertThat(foofum.name).isEqualTo("fum")
+        assertThat(foo.list().directories).containsExactly(foobar, foofum)
+    }
+
+    @Test
+    fun openDirectories() {
+        assertThat(Utils.openDirectory(tree)).isEqualTo(tree)
+        assertThat(Utils.openDirectory(tree, "foo")).isNull()
+        assertThat(Utils.openDirectory(tree, "foo", "bar")).isNull()
+        assertThat(Utils.openDirectory(tree, "foo/fum")).isNull()
+        val foo = tree.createDirectory("foo")
+        val foobar = foo.createDirectory("bar")
+        val foofum = foo.createDirectory("fum")
+        assertThat(Utils.openDirectory(tree, "foo")).isEqualTo(foo)
+        assertThat(Utils.openDirectory(tree, "foo", "bar")).isEqualTo(foobar)
+        assertThat(Utils.openDirectory(tree, "foo/fum")).isEqualTo(foofum)
+    }
+}