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defmodule PurgeTest do
use CouchTestCase
@moduletag :purge
@moduletag kind: :single_node
@tag :pending # HTTP 501
@tag :with_db
test "purge documents", context do
db_name = context[:db_name]
design_doc = %{
_id: "_design/test",
language: "javascript",
views: %{
all_docs_twice: %{
map: "function(doc) { emit(doc.integer, null); emit(doc.integer, null) }"
},
single_doc: %{
map: "function(doc) { if (doc._id == \"1\") { emit(1, null) }}"
}
}
}
{:ok, _} = create_doc(db_name, design_doc)
num_docs = 10
bulk_save(db_name, make_docs(1..(num_docs + 1)))
test_all_docs_twice(db_name, num_docs, 1)
info = info(db_name)
doc1 = open_doc(db_name, 1)
doc2 = open_doc(db_name, 2)
resp =
Couch.post("/#{db_name}/_purge",
body: %{"1": [doc1["_rev"]], "2": [doc2["_rev"]]}
)
assert resp.status_code == 201
result = resp.body
assert Enum.at(result["purged"]["1"], 0) == doc1["_rev"]
assert Enum.at(result["purged"]["2"], 0) == doc2["_rev"]
open_doc(db_name, 1, 404)
open_doc(db_name, 2, 404)
purged_info = info(db_name)
assert purged_info["purge_seq"] != info["purge_seq"]
test_all_docs_twice(db_name, num_docs, 0, 2)
# purge sequences are preserved after compaction (COUCHDB-1021)
compact(db_name)
compacted_info = info(db_name)
assert compacted_info["purge_seq"] == purged_info["purge_seq"]
# purge documents twice in a row without loading views
# (causes full view rebuilds)
doc3 = open_doc(db_name, 3)
doc4 = open_doc(db_name, 4)
resp =
Couch.post("/#{db_name}/_purge",
body: %{"3": [doc3["_rev"]]}
)
assert resp.status_code == 201
resp =
Couch.post("/#{db_name}/_purge",
body: %{"4": [doc4["_rev"]]}
)
assert resp.status_code == 201
test_all_docs_twice(db_name, num_docs, 0, 4)
end
@tag :pending # HTTP 501
@tag :with_db
test "COUCHDB-1065", context do
db_name_a = context[:db_name]
db_name_b = random_db_name()
{:ok, _} = create_db(db_name_b)
{:ok, doc_a_resp} = create_doc(db_name_a, %{_id: "test", a: 1})
{:ok, doc_b_resp} = create_doc(db_name_b, %{_id: "test", a: 2})
replicate(db_name_a, db_name_b)
open_rev(db_name_b, "test", doc_a_resp.body["rev"], 200)
open_rev(db_name_b, "test", doc_b_resp.body["rev"], 200)
resp =
Couch.post("/#{db_name_b}/_purge",
body: %{test: [doc_a_resp.body["rev"]]}
)
assert resp.status_code == 201
open_rev(db_name_b, "test", doc_a_resp.body["rev"], 404)
resp =
Couch.post("/#{db_name_b}/_purge",
body: %{test: [doc_b_resp.body["rev"]]}
)
assert resp.status_code == 201
open_rev(db_name_b, "test", doc_b_resp.body["rev"], 404)
resp =
Couch.post("/#{db_name_b}/_purge",
body: %{test: [doc_a_resp.body["rev"], doc_b_resp.body["rev"]]}
)
assert resp.status_code == 201
delete_db(db_name_b)
end
defp open_doc(db_name, id, expect \\ 200) do
resp = Couch.get("/#{db_name}/#{id}")
assert resp.status_code == expect
resp.body
end
defp open_rev(db_name, id, rev, expect) do
resp = Couch.get("/#{db_name}/#{id}?rev=#{rev}")
assert resp.status_code == expect
resp.body
end
defp test_all_docs_twice(db_name, num_docs, sigle_doc_expect, offset \\ 0) do
resp = Couch.get("/#{db_name}/_design/test/_view/all_docs_twice")
assert resp.status_code == 200
rows = resp.body["rows"]
for x <- 0..(num_docs - offset) do
assert Map.get(Enum.at(rows, 2 * x), "key") == x + offset + 1
assert Map.get(Enum.at(rows, 2 * x + 1), "key") == x + offset + 1
end
resp = Couch.get("/#{db_name}/_design/test/_view/single_doc")
assert resp.body["total_rows"] == sigle_doc_expect
end
end
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