X-Git-Url: https://code.delx.au/gnu-emacs-elpa/blobdiff_plain/b11606c5ae9b9948da5d5431d6ff939ad7254ffb..a7b8100b52925d82aa1d6fd8606a537ea88b91b9:/packages/seq/tests/seq-tests.el

diff --git a/packages/seq/tests/seq-tests.el b/packages/seq/tests/seq-tests.el
index d3536b6f9..3643ce53c 100644
--- a/packages/seq/tests/seq-tests.el
+++ b/packages/seq/tests/seq-tests.el
@@ -250,5 +250,57 @@ Evaluate BODY for each created sequence.
     (should (same-contents-p list vector))
     (should (vectorp vector))))
 
+(ert-deftest test-seq-intersection ()
+  (let ((v1 [2 3 4 5])
+        (v2 [1 3 5 6 7]))
+    (should (same-contents-p (seq-intersection v1 v2)
+                             '(3 5))))
+  (let ((l1 '(2 3 4 5))
+        (l2 '(1 3 5 6 7)))
+    (should (same-contents-p (seq-intersection l1 l2)
+                             '(3 5))))
+  (let ((v1 [2 4 6])
+        (v2 [1 3 5]))
+    (should (seq-empty-p (seq-intersection v1 v2)))))
+
+(ert-deftest test-seq-difference ()
+  (let ((v1 [2 3 4 5])
+        (v2 [1 3 5 6 7]))
+    (should (same-contents-p (seq-difference v1 v2)
+                             '(2 4))))
+  (let ((l1 '(2 3 4 5))
+        (l2 '(1 3 5 6 7)))
+    (should (same-contents-p (seq-difference l1 l2)
+                             '(2 4))))
+  (let ((v1 [2 4 6])
+        (v2 [2 4 6]))
+    (should (seq-empty-p (seq-difference v1 v2)))))
+
+(ert-deftest test-seq-let ()
+  (with-test-sequences (seq '(1 2 3 4))
+    (seq-let (a b c d e) seq
+      (should (= a 1))
+      (should (= b 2))
+      (should (= c 3))
+      (should (= d 4))
+      (should (null e)))
+    (seq-let (a b &rest others) seq
+      (should (= a 1))
+      (should (= b 2))
+      (should (same-contents-p others (seq-drop seq 2)))))
+  (let ((seq '(1 (2 (3 (4))))))
+    (seq-let (_ (_ (_ (a)))) seq
+      (should (= a 4))))
+  (let (seq)
+    (seq-let (a b c) seq
+      (should (null a))
+      (should (null b))
+      (should (null c)))))
+
+(ert-deftest test-seq-min-max ()
+  (with-test-sequences (seq '(4 5 3 2 0 4))
+    (should (= (seq-min seq) 0))
+    (should (= (seq-max seq) 5))))
+
 (provide 'seq-tests)
 ;;; seq-tests.el ends here