bf69179066## Description This PR implements https://github.com/modelcontextprotocol/modelcontextprotocol/pull/2350 Fixes #943 --------- Co-authored-by: Maciej Kisiel <mkisiel@google.com>
72 lines
1.7 KiB
Go
72 lines
1.7 KiB
Go
// Copyright 2026 The Go MCP SDK Authors. All rights reserved.
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// Use of this source code is governed by the license
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// that can be found in the LICENSE file.
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package authutil
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import (
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/google/go-cmp/cmp/cmpopts"
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)
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func TestUnionScopes(t *testing.T) {
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tests := []struct {
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name string
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existing []string
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challenged []string
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want []string
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}{
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{
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name: "both empty",
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existing: nil,
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challenged: nil,
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want: nil,
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},
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{
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name: "existing only",
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existing: []string{"read"},
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challenged: nil,
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want: []string{"read"},
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},
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{
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name: "challenged only",
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existing: nil,
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challenged: []string{"write"},
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want: []string{"write"},
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},
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{
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name: "disjoint scopes",
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existing: []string{"read"},
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challenged: []string{"write"},
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want: []string{"read", "write"},
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},
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{
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name: "overlapping scopes",
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existing: []string{"read", "write"},
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challenged: []string{"write", "admin"},
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want: []string{"read", "write", "admin"},
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},
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{
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name: "identical scopes",
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existing: []string{"read", "write"},
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challenged: []string{"read", "write"},
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want: []string{"read", "write"},
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},
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{
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name: "mixed scopes",
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existing: []string{"b", "a"},
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challenged: []string{"c", "a"},
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want: []string{"a", "b", "c"},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got := UnionScopes(tt.existing, tt.challenged)
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if diff := cmp.Diff(tt.want, got, cmpopts.SortSlices(func(a, b string) bool { return a < b })); diff != "" {
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t.Errorf("UnionScopes() mismatch (-want +got):\n%s", diff)
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}
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})
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}
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}
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