117 lines
3.2 KiB
Go
117 lines
3.2 KiB
Go
// Copyright 2020-2023 the Pinniped contributors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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package jwks
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import (
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"encoding/json"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/stretchr/testify/require"
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"gopkg.in/square/go-jose.v2"
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"go.pinniped.dev/internal/here"
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)
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func TestJWKSEndpoint(t *testing.T) {
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testJWKSJSONString := here.Doc(`
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{
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"keys": [
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{
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"use": "sig",
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"kty": "EC",
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"kid": "pinniped-supervisor-key",
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"crv": "P-256",
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"alg": "ES256",
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"x": "awmmj6CIMhSoJyfsqH7sekbTeY72GGPLEy16tPWVz2U",
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"y": "FcMh06uXLaq9b2MOixlLVidUkycO1u7IHOkrTi7N0aw"
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}
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]
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}
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`)
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tests := []struct {
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name string
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issuer string
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provider DynamicJWKSProvider
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method string
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path string
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wantStatus int
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wantContentType string
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wantBodyJSONString string
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wantBodyString string
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}{
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{
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name: "happy path",
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issuer: "https://some-issuer.com/some/path",
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provider: newDynamicJWKSProvider(t, "https://some-issuer.com/some/path", testJWKSJSONString),
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method: http.MethodGet,
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path: "/some/path",
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wantStatus: http.StatusOK,
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wantContentType: "application/json",
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wantBodyJSONString: testJWKSJSONString,
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},
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{
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name: "bad method",
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issuer: "https://some-issuer.com",
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provider: newDynamicJWKSProvider(t, "https://some-issuer.com", testJWKSJSONString),
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method: http.MethodPost,
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path: "/some/path",
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wantStatus: http.StatusMethodNotAllowed,
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wantContentType: "text/plain; charset=utf-8",
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wantBodyString: "Method not allowed (try GET)\n",
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},
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{
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name: "no JWKS found in provider's cache for this issuer",
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issuer: "https://some-issuer.com",
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provider: newDynamicJWKSProvider(t, "https://some-other-unrelated-issuer.com", testJWKSJSONString),
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method: http.MethodGet,
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path: "/some/path",
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wantStatus: http.StatusNotFound,
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wantContentType: "text/plain; charset=utf-8",
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wantBodyString: "JWKS not found for requested issuer\n",
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},
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}
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for _, test := range tests {
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test := test
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t.Run(test.name, func(t *testing.T) {
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handler := NewHandler(test.issuer, test.provider)
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req := httptest.NewRequest(test.method, test.path, nil)
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rsp := httptest.NewRecorder()
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handler.ServeHTTP(rsp, req)
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require.Equal(t, test.wantStatus, rsp.Code)
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require.Equal(t, test.wantContentType, rsp.Header().Get("Content-Type"))
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if test.wantBodyJSONString != "" {
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require.JSONEq(t, test.wantBodyJSONString, rsp.Body.String())
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}
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if test.wantBodyString != "" {
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require.Equal(t, test.wantBodyString, rsp.Body.String())
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}
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})
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}
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}
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func newDynamicJWKSProvider(t *testing.T, issuer string, jwksJSON string) DynamicJWKSProvider {
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t.Helper()
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jwksProvider := NewDynamicJWKSProvider()
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var keySet jose.JSONWebKeySet
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err := json.Unmarshal([]byte(jwksJSON), &keySet)
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require.NoError(t, err)
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issuerToJWKSMap := map[string]*jose.JSONWebKeySet{
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issuer: &keySet,
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}
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issuerToActiveJWKMap := map[string]*jose.JSONWebKey{
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issuer: &keySet.Keys[0],
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}
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jwksProvider.SetIssuerToJWKSMap(issuerToJWKSMap, issuerToActiveJWKMap)
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return jwksProvider
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}
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