discourse/spec/lib/imap/providers/generic_spec.rb

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# frozen_string_literal: true
RSpec.describe Imap::Providers::Generic do
fab!(:username) { "test@generic.com" }
fab!(:password) { "test1!" }
fab!(:provider) do
described_class.new(
"imap.generic.com",
{ port: 993, ssl: true, username: username, password: password },
)
end
let(:dummy_mailboxes) do
[
Net::IMAP::MailboxList.new([], "/", "All Mail"),
Net::IMAP::MailboxList.new([:Noselect], "/", "Other"),
Net::IMAP::MailboxList.new([:Trash], "/", "Bin"),
]
end
let(:imap_stub) { stub }
before { described_class.any_instance.stubs(:imap).returns(imap_stub) }
describe "#connect!" do
it "calls login with the provided username and password on the imap client" do
imap_stub.expects(:login).with(username, password).once
provider.connect!
end
end
describe "#list_mailboxes" do
before { imap_stub.expects(:list).with("", "*").returns(dummy_mailboxes) }
it "does not return any mailboxes with the Noselect attribute" do
expect(provider.list_mailboxes).not_to include("Other")
end
it "filters by the provided attribute" do
expect(provider.list_mailboxes(:Trash)).to eq(["Bin"])
end
it "lists all mailboxes names" do
expect(provider.list_mailboxes).to eq(["All Mail", "Bin"])
end
end
describe "#trash_mailbox" do
before do
imap_stub.expects(:list).with("", "*").returns(dummy_mailboxes)
Discourse.cache.delete("imap_trash_mailbox_#{provider.account_digest}")
end
it "returns the mailbox with the special-use attribute \Trash" do
expect(provider.trash_mailbox).to eq("Bin")
end
it "caches the result based on the account username and server for 30 mins" do
provider.trash_mailbox
provider.expects(:list_mailboxes).never
provider.trash_mailbox
end
end
describe "#find_trashed_by_message_ids" do
before do
provider.stubs(:trash_mailbox).returns("Bin")
imap_stub.stubs(:examine).with("Inbox").twice
imap_stub.stubs(:responses).returns({ "UIDVALIDITY" => [1] })
imap_stub.stubs(:examine).with("Bin")
imap_stub.stubs(:responses).returns({ "UIDVALIDITY" => [9] })
provider
.expects(:emails)
.with([4, 6], %w[UID ENVELOPE])
.returns(
[
{ "ENVELOPE" => stub(message_id: "<h4786x34@test.com>"), "UID" => 4 },
{ "ENVELOPE" => stub(message_id: "<f349xj84@test.com>"), "UID" => 6 },
],
)
end
let(:message_ids) { %w[h4786x34@test.com dvsfuf39@test.com f349xj84@test.com] }
it "sends the message-id search in the correct format and returns the trashed emails and UIDVALIDITY" do
provider.open_mailbox("Inbox")
imap_stub
.expects(:uid_search)
.with(
"OR OR HEADER Message-ID '<h4786x34@test.com>' HEADER Message-ID '<dvsfuf39@test.com>' HEADER Message-ID '<f349xj84@test.com>'",
)
.returns([4, 6])
resp = provider.find_trashed_by_message_ids(message_ids)
expect(resp.trashed_emails.map(&:message_id)).to match_array(
%w[h4786x34@test.com f349xj84@test.com],
)
expect(resp.trash_uid_validity).to eq(9)
end
end
describe "#trash" do
it "stores the \Deleted flag on the UID and expunges" do
provider.stubs(:can?).with("MOVE").returns(false)
provider.expects(:store).with(78, "FLAGS", [], ['\Deleted'])
imap_stub.expects(:expunge)
provider.trash(78)
end
context "if the server supports MOVE" do
it "calls trash_move which is implemented by the provider" do
provider.stubs(:can?).with("MOVE").returns(true)
provider.expects(:trash_move).with(78)
provider.trash(78)
end
end
end
describe "#uids" do
it "can search with from and to" do
imap_stub.expects(:uid_search).once.with("UID 5:9")
provider.uids(from: 5, to: 9)
end
it "can search with only from" do
imap_stub.expects(:uid_search).once.with("UID 5:*")
provider.uids(from: 5)
end
it "can search with only to" do
imap_stub.expects(:uid_search).once.with("UID 1:9")
provider.uids(to: 9)
end
it "can search all" do
imap_stub.expects(:uid_search).once.with("ALL")
provider.uids
end
end
describe "#open_mailbox" do
it "uses examine to get a readonly version of the mailbox" do
imap_stub.expects(:examine).with("Inbox")
imap_stub.expects(:responses).returns({ "UIDVALIDITY" => [1] })
provider.open_mailbox("Inbox")
end
describe "write true" do
context "if imap_write is disabled" do
before { SiteSetting.enable_imap_write = false }
it "raises an error" do
expect { provider.open_mailbox("Inbox", write: true) }.to raise_error(
Imap::Providers::WriteDisabledError,
)
end
end
context "if imap_write is enabled" do
before { SiteSetting.enable_imap_write = true }
it "does not raise an error and calls imap.select" do
imap_stub.expects(:select).with("Inbox")
imap_stub.expects(:responses).returns({ "UIDVALIDITY" => [1] })
expect { provider.open_mailbox("Inbox", write: true) }.not_to raise_error
end
end
end
end
describe "#emails" do
let(:fields) { ["UID"] }
let(:uids) { [99, 106] }
it "returns empty array if uid_fetch does not find any matching emails by uid" do
imap_stub.expects(:uid_fetch).with(uids, fields).returns(nil)
expect(provider.emails(uids, fields)).to eq([])
end
it "returns an array of attributes" do
imap_stub
.expects(:uid_fetch)
.with(uids, fields)
.returns(
[
Net::IMAP::FetchData.new(1, { "UID" => 99 }),
Net::IMAP::FetchData.new(1, { "UID" => 106 }),
],
)
expect(provider.emails(uids, fields)).to eq([{ "UID" => 99 }, { "UID" => 106 }])
end
end
describe "#to_tag" do
it "returns a label cleaned up so it can be used for a discourse tag" do
expect(provider.to_tag("Some Label")).to eq("some-label")
end
end
describe "#tag_to_label" do
it "returns the tag as is by default" do
expect(provider.tag_to_label("Support")).to eq("Support")
end
end
end