match test structure with crate structure (#382)

Author: Byron

git-repository/tests/easy/mod.rs

@@ -29,7 +29,8 @@ fn basic_rw_repo() -> crate::Result<(Repository, tempfile::TempDir)> {
 }
 
 mod discover;
-mod easy;
+mod id;
 mod init;
+mod object;
 mod reference;
-mod state;
+mod repository;

git-repository/tests/easy/reference.rs

@@ -18,3 +18,46 @@ mod log {
         );
     }
 }
+mod find {
+    use std::convert::TryInto;
+
+    use git_ref as refs;
+    use git_testtools::hex_to_id;
+
+    fn repo() -> crate::Result<git_repository::Repository> {
+        crate::repo("make_references_repo.sh").map(Into::into)
+    }
+
+    #[test]
+    fn and_peel() -> crate::Result {
+        let repo = repo()?;
+        let mut packed_tag_ref = repo.try_find_reference("dt1")?.expect("tag to exist");
+        assert_eq!(packed_tag_ref.name(), "refs/tags/dt1".try_into()?);
+
+        assert_eq!(
+            packed_tag_ref.inner.target,
+            refs::Target::Peeled(hex_to_id("4c3f4cce493d7beb45012e478021b5f65295e5a3")),
+            "it points to a tag object"
+        );
+
+        let object = packed_tag_ref.peel_to_id_in_place()?;
+        let the_commit = hex_to_id("134385f6d781b7e97062102c6a483440bfda2a03");
+        assert_eq!(object, the_commit, "it is assumed to be fully peeled");
+        assert_eq!(
+            object,
+            packed_tag_ref.peel_to_id_in_place()?,
+            "peeling again yields the same object"
+        );
+
+        let mut symbolic_ref = repo.find_reference("multi-link-target1")?;
+        assert_eq!(symbolic_ref.name(), "refs/heads/multi-link-target1".try_into()?);
+        assert_eq!(symbolic_ref.peel_to_id_in_place()?, the_commit);
+        assert_eq!(
+            symbolic_ref.name(),
+            "refs/remotes/origin/multi-link-target3".try_into()?,
+            "it follows symbolic refs, too"
+        );
+        assert_eq!(symbolic_ref.into_fully_peeled_id()?, the_commit, "idempotency");
+        Ok(())
+    }
+}

git-repository/tests/repo.rs renamed to git-repository/tests/git.rs

@@ -1,2 +1,3 @@
 mod object;
 mod reference;
+mod state;