require "spec_helper"

describe Api::OpenidConnect::ClientsController, type: :controller do
  describe "#create" do
    context "when valid parameters are passed" do
      it "should return a client id" do
        stub_request(:get, "http://example.com/uris")
          .with(headers: {"Accept" => "*/*", "Accept-Encoding" => "gzip;q=1.0,deflate;q=0.6,identity;q=0.3",
                          "Host" => "example.com", "User-Agent" => "Ruby"})
          .to_return(status: 200, body: "[\"http://localhost\"]", headers: {})
        post :create, redirect_uris: ["http://localhost"], client_name: "diaspora client",
             response_types: [], grant_types: [], application_type: "web", contacts: [],
             logo_uri: "http://example.com/logo.png", client_uri: "http://example.com/client",
             policy_uri: "http://example.com/policy", tos_uri: "http://example.com/tos",
             sector_identifier_uri: "http://example.com/uris", subject_type: "pairwise"
        client_json = JSON.parse(response.body)
        expect(client_json["client_id"].length).to eq(32)
        expect(client_json["ppid"]).to eq(true)
      end
    end

    context "when valid parameters with jwks is passed" do
      it "should return a client id" do
        stub_request(:get, "http://example.com/uris")
          .with(headers: {"Accept" => "*/*", "Accept-Encoding" => "gzip;q=1.0,deflate;q=0.6,identity;q=0.3",
                          "Host" => "example.com", "User-Agent" => "Ruby"})
          .to_return(status: 200, body: "[\"http://localhost\"]", headers: {})
        post :create, redirect_uris: ["http://localhost"], client_name: "diaspora client",
             response_types: [], grant_types: [], application_type: "web", contacts: [],
             logo_uri: "http://example.com/logo.png", client_uri: "http://example.com/client",
             policy_uri: "http://example.com/policy", tos_uri: "http://example.com/tos",
             sector_identifier_uri: "http://example.com/uris", subject_type: "pairwise",
             token_endpoint_auth_method: "private_key_jwt",
             "jwks": {
               "keys":
                 [
                   {
                     "use": "enc",
                     "e":   "AQAB",
                     "d":   "-lTBWkI-----lvCO6tuiDsR4qgJnUwnndQFwEI_4mLmD3iNWXrc8N--5Cjq55eLtuJjtvuQ",
                     "n":   "--zYRQNDvIVsBDLQQIgrbctuGqj6lrXb31Jj3JIEYqH_4h5X9d0Q",
                     "q":   "1q-r----pFtyTz_JksYYaotc_Z3Zy-Szw6a39IDbuYGy1qL-15oQuc",
                     "p":   "-BfRjdgYouy4c6xAnGDgSMTip1YnPRyvbMaoYT9E_tEcBW5wOeoc",
                     "kid": "a0",
                     "kty": "RSA"
                   },
                   {"use": "sig",
                    "e":   "AQAB",
                    "d":   "--x-gW---LRPowKrdvTuTo2p--HMI0pIEeFs7H_u5OW3jihjvoFClGPynHQhgWmQzlQRvWRXh6FhDVqFeGQ",
                    "n":   "---TyeadDqQPWgbqX69UzcGq5irhzN8cpZ_JaTk3Y_uV6owanTZLVvCgdjaAnMYeZhb0KFw",
                    "q":   "5E5XKK5njT--Hx3nF5sne5fleVfU-sZy6Za4B2U75PcE62oZgCPauOTAEm9Xuvrt5aMMovyzR8ecJZhm9bw7naU",
                    "p":   "-BUGA-",
                    "kid": "a1",
                    "kty": "RSA"},
                   {
                     "use": "sig",
                     "crv": "P-256",
                     "kty": "EC",
                     "y":   "Yg4IRzHBMIsuQK2Oz0Uukp1aNDnpdoyk6QBMtmfGHQQ",
                     "x":   "L0WUeVlc9r6YJd6ie9duvOU1RHwxSkJKA37IK9B4Bpc",
                     "kid": "a2"
                   },
                   {
                     "use": "enc",
                     "crv": "P-256",
                     "kty": "EC",
                     "y":   "E6E6g5_ziIZvfdAoACctnwOhuQYMvQzA259aftPn59M",
                     "x":   "Yu8_BQE2L0f1MqnK0GumZOaj_77Tx70-LoudyRUnLM4",
                     "kid": "a3"
                   }
                 ]
             }
        client_json = JSON.parse(response.body)
        expect(client_json["client_id"].length).to eq(32)
        expect(client_json["ppid"]).to eq(true)
      end
    end

    context "when valid parameters with jwks_uri is passed" do
      it "should return a client id" do
        stub_request(:get, "http://example.com/uris")
          .with(headers: {:Accept => "*/*", :"Accept-Encoding" => "gzip;q=1.0,deflate;q=0.6,identity;q=0.3",
                          "Host" => "example.com", :"User-Agent" => "Ruby"})
          .to_return(status: 200, body: "[\"http://localhost\"]", headers: {})
        stub_request(:get, "https://kentshikama.com/api/openid_connect/jwks.json")
          .with(headers: {"Accept": "*/*", "Accept-Encoding": "gzip;q=1.0,deflate;q=0.6,identity;q=0.3",
                          "Host": "kentshikama.com", "User-Agent": "Ruby"})
          .to_return(status: 200,
                     body: "{\"keys\":[{\"kty\":\"RSA\",\"e\":\"AQAB\",\"n\":\"qpW\",\"use\":\"sig\"}]}", headers: {})
        post :create, redirect_uris: ["http://localhost"], client_name: "diaspora client",
             response_types: [], grant_types: [], application_type: "web", contacts: [],
             logo_uri: "http://example.com/logo.png", client_uri: "http://example.com/client",
             policy_uri: "http://example.com/policy", tos_uri: "http://example.com/tos",
             sector_identifier_uri: "http://example.com/uris", subject_type: "pairwise",
             token_endpoint_auth_method: "private_key_jwt",
             jwks_uri: "https://kentshikama.com/api/openid_connect/jwks.json"
        client_json = JSON.parse(response.body)
        expect(client_json["client_id"].length).to eq(32)
        expect(client_json["ppid"]).to eq(true)
      end
    end

    context "when redirect uri is missing" do
      it "should return a invalid_client_metadata error" do
        post :create, response_types: [], grant_types: [], application_type: "web", contacts: [],
          logo_uri: "http://example.com/logo.png", client_uri: "http://example.com/client",
          policy_uri: "http://example.com/policy", tos_uri: "http://example.com/tos"
        client_json = JSON.parse(response.body)
        expect(client_json["error"]).to have_content("invalid_client_metadata")
      end
    end
  end

  describe "#find" do
    let!(:client) { FactoryGirl.create(:o_auth_application) }

    context "when an OIDC client already exists" do
      it "should return a client id" do
        get :find, client_name: client.client_name
        client_id_json = JSON.parse(response.body)
        expect(client_id_json["client_id"]).to eq(client.client_id)
      end
    end

    context "when an OIDC client doesn't already exist" do
      it "should return the appropriate error" do
        get :find, client_name: "random_name"
        client_id_json = JSON.parse(response.body)
        expect(client_id_json["error"]).to eq("Client with name random_name does not exist")
      end
    end
  end
end