import CodexBarCoreimport Foundationimport Testing struct CodebuffSettingsReaderTests {    @Test    func `api URL defaults to www codebuff com`() {        let url = CodebuffSettingsReader.apiURL(environment: [:])        #expect(url.scheme == "https")        #expect(url.host() == "www.codebuff.com")    }     @Test    func `api URL honors environment override`() {        let url = CodebuffSettingsReader.apiURL(environment: [            "CODEBUFF_API_URL": "https://staging.codebuff.com",        ])        #expect(url.host() == "staging.codebuff.com")    }     @Test    func `api key reads from CODEBUFF_API_KEY and trims wrapping whitespace`() {        let token = CodebuffSettingsReader.apiKey(environment: [            CodebuffSettingsReader.apiTokenKey: "  cb-test-token  ",        ])        #expect(token == "cb-test-token")    }     @Test    func `api key strips surrounding quotes`() {        let token = CodebuffSettingsReader.apiKey(environment: [            CodebuffSettingsReader.apiTokenKey: "\"cb-test-token\"",        ])        #expect(token == "cb-test-token")    }     @Test    func `api key returns nil for empty environment`() {        #expect(CodebuffSettingsReader.apiKey(environment: [:]) == nil)    }     @Test    func `auth token parses credentials json`() throws {        let contents = #"{"authToken":"file-token","fingerprintId":"fp-1","email":"a@b.com"}"#        let url = try self.writeTempFile(named: "credentials.json", contents: contents)        defer { try? FileManager.default.removeItem(at: url.deletingLastPathComponent()) }         let token = CodebuffSettingsReader.authToken(authFileURL: url)        #expect(token == "file-token")    }     @Test    func `auth token parses default profile credentials json`() throws {        let contents = #"{"default":{"authToken":"default-token","fingerprintId":"fp-1","email":"a@b.com"}}"#        let url = try self.writeTempFile(named: "credentials.json", contents: contents)        defer { try? FileManager.default.removeItem(at: url.deletingLastPathComponent()) }         let token = CodebuffSettingsReader.authToken(authFileURL: url)        #expect(token == "default-token")    }     @Test    func `auth token returns nil for malformed credentials json`() throws {        let url = try self.writeTempFile(named: "credentials.json", contents: "{not-json}")        defer { try? FileManager.default.removeItem(at: url.deletingLastPathComponent()) }         let token = CodebuffSettingsReader.authToken(authFileURL: url)        #expect(token == nil)    }     @Test    func `auth token returns nil when file missing`() {        let url = FileManager.default.temporaryDirectory            .appendingPathComponent(UUID().uuidString, isDirectory: true)            .appendingPathComponent("credentials.json", isDirectory: false)        #expect(CodebuffSettingsReader.authToken(authFileURL: url) == nil)    }     @Test    func `descriptor uses codebuff dashboard URL`() {        let descriptor = ProviderDescriptorRegistry.descriptor(for: .codebuff)        #expect(descriptor.metadata.dashboardURL == "https://www.codebuff.com/usage")        #expect(descriptor.metadata.displayName == "Codebuff")        #expect(descriptor.metadata.cliName == "codebuff")    }     @Test    func `descriptor uses dedicated codebuff icon resource`() {        let descriptor = ProviderDescriptorRegistry.descriptor(for: .codebuff)        #expect(descriptor.branding.iconResourceName == "ProviderIcon-codebuff")    }     @Test    func `descriptor supports auto and API source modes`() {        let descriptor = ProviderDescriptorRegistry.descriptor(for: .codebuff)        let expected: Set<ProviderSourceMode> = [.auto, .api]        #expect(descriptor.fetchPlan.sourceModes == expected)    }     // MARK: - Helpers     private func writeTempFile(named name: String, contents: String) throws -> URL {        let directory = FileManager.default.temporaryDirectory            .appendingPathComponent(UUID().uuidString, isDirectory: true)        try FileManager.default.createDirectory(at: directory, withIntermediateDirectories: true)        let fileURL = directory.appendingPathComponent(name, isDirectory: false)        try contents.write(to: fileURL, atomically: true, encoding: .utf8)        return fileURL    }}