1 files changed, 86 insertions, 0 deletions
diff --git a/tests/test_deliver.rs b/tests/test_deliver.rs
new file mode 100644
index 0000000..ac80664
--- /dev/null
+++ b/tests/test_deliver.rs
@@ -0,0 +1,86 @@
+// Copyright 2019 Alexandros Frantzis
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+//
+// SPDX-License-Identifier: MPL-2.0
+
+use mda::Email;
+use tempfile;
+use std::fs;
+use std::os::unix::fs as unix_fs;
+
+#[test]
+fn creates_maildir_dir_structure() {
+    let tmpdir = tempfile::tempdir().unwrap();
+
+    let email = Email::from_vec(Vec::new()).unwrap();
+    email.deliver_to_maildir(tmpdir.path()).unwrap();
+
+    let entries: Vec<_> = fs::read_dir(tmpdir.path()).unwrap().collect();
+
+    let dir_named = |x,e: &fs::DirEntry| e.path() == tmpdir.path().join(x) &&
+                                         e.metadata().unwrap().is_dir();
+
+    assert_eq!(entries.len(), 3);
+    assert_eq!(entries.iter().filter(|e| dir_named("new", e.as_ref().unwrap())).count(), 1);
+    assert_eq!(entries.iter().filter(|e| dir_named("tmp", e.as_ref().unwrap())).count(), 1);
+    assert_eq!(entries.iter().filter(|e| dir_named("cur", e.as_ref().unwrap())).count(), 1);
+}
+
+#[test]
+fn delivers_to_maildir_new() {
+    let tmpdir = tempfile::tempdir().unwrap();
+    let data = [1, 3, 5, 7, 11];
+
+    let email = Email::from_vec(data.to_vec()).unwrap();
+    email.deliver_to_maildir(tmpdir.path()).unwrap();
+
+    let new_entries: Vec<_> = fs::read_dir(tmpdir.path().join("new")).unwrap().collect();
+    let tmp_entries: Vec<_> = fs::read_dir(tmpdir.path().join("tmp")).unwrap().collect();
+    let cur_entries: Vec<_> = fs::read_dir(tmpdir.path().join("cur")).unwrap().collect();
+
+    assert_eq!(new_entries.len(), 1);
+
+    let file_contents = fs::read(new_entries[0].as_ref().unwrap().path()).unwrap();
+    assert_eq!(file_contents, &data);
+
+    assert_eq!(tmp_entries.len(), 0);
+    assert_eq!(cur_entries.len(), 0);
+}
+
+#[test]
+fn keeps_old_maildir_data() {
+    let tmpdir = tempfile::tempdir().unwrap();
+
+    let data1 = [1, 3, 5, 7, 11];
+    let email1 = Email::from_vec(data1.to_vec()).unwrap();
+    let path1 = email1.deliver_to_maildir(tmpdir.path()).unwrap();
+
+    let data2 = [2, 4, 6, 8, 12];
+    let email2 = Email::from_vec(data2.to_vec()).unwrap();
+    let path2 = email2.deliver_to_maildir(tmpdir.path()).unwrap();
+
+    let new_entries: Vec<_> = fs::read_dir(tmpdir.path().join("new")).unwrap().collect();
+
+    assert_eq!(new_entries.len(), 2);
+    assert_eq!(new_entries.iter().filter(|e| e.as_ref().unwrap().path() == path1).count(), 1);
+    assert_eq!(new_entries.iter().filter(|e| e.as_ref().unwrap().path() == path2).count(), 1);
+
+    assert_eq!(fs::read(path1).unwrap(), &data1);
+    assert_eq!(fs::read(path2).unwrap(), &data2);
+}
+
+#[test]
+fn deals_with_soft_link_path() {
+    let tmpdir = tempfile::tempdir().unwrap();
+    let subdir = tmpdir.path().join("subdir");
+    let symlink = tmpdir.path().join("symlink");
+
+    fs::create_dir(&subdir).unwrap();
+    unix_fs::symlink(&subdir, &symlink).unwrap();
+
+    let email = Email::from_vec(Vec::new()).unwrap();
+    email.deliver_to_maildir(&symlink).unwrap();
+}