remove treehouse-format crate and collapse everything into src

tests/it/vfs/cd.rs

@@ -0,0 +1,63 @@
+use treehouse::vfs::{
+    entries, query, BufferedFile, Cd, Content, MemDir, ToDynDir, VPath, VPathBuf,
+};
+
+const HEWWO: &[u8] = b"hewwo :3";
+const FWOOFEE: &[u8] = b"fwoofee -w-";
+const BOOP: &[u8] = b"boop >w<";
+
+fn vfs() -> MemDir {
+    let file1 = BufferedFile::new(Content::new("text/plain", HEWWO.to_vec()));
+    let file2 = BufferedFile::new(Content::new("text/plain", FWOOFEE.to_vec()));
+    let file3 = BufferedFile::new(Content::new("text/plain", BOOP.to_vec()));
+
+    let mut innermost = MemDir::new();
+    innermost.add(VPath::new("file3.txt"), file3.to_dyn());
+
+    let mut inner = MemDir::new();
+    inner.add(VPath::new("file1.txt"), file1.to_dyn());
+    inner.add(VPath::new("file2.txt"), file2.to_dyn());
+    inner.add(VPath::new("innermost"), innermost.to_dyn());
+
+    let mut vfs = MemDir::new();
+    vfs.add(VPath::new("inner"), inner.to_dyn());
+    vfs
+}
+
+#[test]
+fn dir1() {
+    let outer = vfs();
+    let inner = Cd::new(outer, VPathBuf::new("inner"));
+
+    let mut dir = entries(&inner, VPath::ROOT);
+    dir.sort();
+    assert_eq!(
+        dir,
+        vec![
+            VPathBuf::new("file1.txt"),
+            VPathBuf::new("file2.txt"),
+            VPathBuf::new("innermost"),
+        ]
+    );
+}
+
+#[test]
+fn dir2() {
+    let outer = vfs();
+    let innermost = Cd::new(&outer, VPathBuf::new("inner/innermost"));
+
+    let mut dir = entries(&innermost, VPath::ROOT);
+    dir.sort();
+    assert_eq!(dir, vec![VPathBuf::new("file3.txt")]);
+}
+
+#[test]
+fn content() {
+    let outer = vfs();
+    let inner = Cd::new(&outer, VPathBuf::new("inner"));
+
+    assert_eq!(
+        query::<Content>(&inner, VPath::new("test1.txt")).map(Content::bytes),
+        query::<Content>(&outer, VPath::new("inner/test1.txt")).map(Content::bytes)
+    );
+}