1 files changed, 151 insertions, 0 deletions
diff --git a/test/elixir/test/etags_head_test.exs b/test/elixir/test/etags_head_test.exs
new file mode 100644
index 000000000..9b9ff8bb0
--- /dev/null
+++ b/test/elixir/test/etags_head_test.exs
@@ -0,0 +1,151 @@
+defmodule EtagsHeadTest do
+  use CouchTestCase
+
+  @moduletag :etags
+
+  @tag :with_db
+  test "etag header on creation", context do
+    db_name = context[:db_name]
+
+    resp =
+      Couch.put("/#{db_name}/1",
+        headers: ["Content-Type": "application/json"],
+        body: %{}
+      )
+
+    assert resp.status_code == 201
+    assert Map.has_key?(resp.headers.hdrs, "etag")
+  end
+
+  @tag :with_db
+  test "etag header on retrieval", context do
+    db_name = context[:db_name]
+
+    resp =
+      Couch.put("/#{db_name}/1",
+        headers: ["Content-Type": "application/json"],
+        body: %{}
+      )
+
+    etag = resp.headers.hdrs["etag"]
+
+    # get the doc and verify the headers match
+    resp = Couch.get("/#{db_name}/1")
+    assert etag == resp.headers.hdrs["etag"]
+
+    # 'head' the doc and verify the headers match
+    resp =
+      Couch.head("/#{db_name}/1",
+        headers: ["if-none-match": "s"]
+      )
+
+    assert etag == resp.headers.hdrs["etag"]
+  end
+
+  @tag :with_db
+  test "etag header on head", context do
+    db_name = context[:db_name]
+
+    resp =
+      Couch.put("/#{db_name}/1",
+        headers: ["Content-Type": "application/json"],
+        body: %{}
+      )
+
+    etag = resp.headers.hdrs["etag"]
+
+    # 'head' the doc and verify the headers match
+    resp =
+      Couch.head("/#{db_name}/1",
+        headers: ["if-none-match": "s"]
+      )
+
+    assert etag == resp.headers.hdrs["etag"]
+  end
+
+  @tag :with_db
+  test "etags head", context do
+    db_name = context[:db_name]
+
+    resp =
+      Couch.put("/#{db_name}/1",
+        headers: ["Content-Type": "application/json"],
+        body: %{}
+      )
+
+    assert resp.status_code == 201
+    assert Map.has_key?(resp.headers.hdrs, "etag")
+
+    etag = resp.headers.hdrs["etag"]
+
+    # get the doc and verify the headers match
+    resp = Couch.get("/#{db_name}/1")
+    assert etag == resp.headers.hdrs["etag"]
+
+    # 'head' the doc and verify the headers match
+    resp =
+      Couch.head("/#{db_name}/1",
+        headers: ["if-none-match": "s"]
+      )
+
+    assert etag == resp.headers.hdrs["etag"]
+
+    # replace a doc
+    resp =
+      Couch.put("/#{db_name}/1",
+        headers: ["if-match": etag],
+        body: %{}
+      )
+
+    assert resp.status_code == 201
+
+    # extract the new ETag value
+    previous_etag = etag
+    etag = resp.headers.hdrs["etag"]
+
+    # fail to replace a doc
+    resp =
+      Couch.put("/#{db_name}/1",
+        body: %{}
+      )
+
+    assert resp.status_code == 409
+
+    # verify get w/Etag
+    resp =
+      Couch.get("/#{db_name}/1",
+        headers: ["if-none-match": previous_etag]
+      )
+
+    assert resp.status_code == 200
+
+    resp =
+      Couch.get("/#{db_name}/1",
+        headers: ["if-none-match": etag]
+      )
+
+    assert resp.status_code == 304
+
+    resp =
+      Couch.get("/#{db_name}/1",
+        headers: ["if-none-match": "W/#{etag}"]
+      )
+
+    assert resp.status_code == 304
+
+    # fail to delete a doc
+    resp =
+      Couch.delete("/#{db_name}/1",
+        headers: ["if-match": previous_etag]
+      )
+
+    assert resp.status_code == 409
+
+    resp =
+      Couch.delete("/#{db_name}/1",
+        headers: ["if-match": etag]
+      )
+
+    assert resp.status_code == 200
+  end
+end