Files
damus/damusTests/NostrEventTests.swift
alltheseas ec28822451 Add Damus client tag emission
- Add ClientTagMetadata struct with parsing helpers and documentation
- Append Damus client tags when posting across app, share, and drafts flows
- Gate the behavior behind a new publish_client_tag setting (default on)

Changelog-Added: Add client tag to published events to identify Damus
Ref: https://github.com/damus-io/damus/issues/3323
Signed-off-by: alltheseas <alltheseas@users.noreply.github.com>
2026-02-27 13:19:55 -08:00

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//
// NostrEventTests.swift
// damusTests
//
// Created by Daniel DAquino on 2023-08-15.
//
import Foundation
import XCTest
@testable import damus
final class NostrEventTests: XCTestCase {
override func setUpWithError() throws {
// Put setup code here. This method is called before the invocation of each test method in the class.
}
override func tearDownWithError() throws {
// Put teardown code here. This method is called after the invocation of each test method in the class.
}
/// Based on https://github.com/damus-io/damus/issues/1468
/// Tests whether `decode_nostr_event` correctly decodes nostr note image content written with optional escaped slashes
func testDecodeNostrEventWithEscapedSlashes() throws {
let testMessageString = "[\"EVENT\",\"A54091AC-D144-49F6-853A-2141A5EA09B6\",{\"content\":\"{\\\"tags\\\":[],\\\"pubkey\\\":\\\"f8e6c64342f1e052480630e27e1016dce35fc3a614e60434fef4aa2503328ca9\\\",\\\"content\\\":\\\"https:\\\\/\\\\/cdn.nostr.build\\\\/i\\\\/5c1d3296f66c2630131bf123106486aeaf051ed8466031c0e0532d70b33cddb2.jpg\\\",\\\"created_at\\\":1691864981,\\\"kind\\\":1,\\\"sig\\\":\\\"fc0033aa3d4df50b692a5b346fa816fdded698de2045e36e0642a021391468c44ca69c2471adc7e92088131872d4aaa1e90ea6e1ad97f3cc748f4aed96dfae18\\\",\\\"id\\\":\\\"e8f6eca3b161abba034dac9a02bb6930ecde9fd2fb5d6c5f22a05526e11382cb\\\"}\",\"created_at\":1691866192,\"id\":\"56e3f14cedab76762afef78eeb34b07ce1313543a2f3365a7b99fd5daa65abc9\",\"kind\":6,\"pubkey\":\"32e1827635450ebb3c5a7d12c1f8e7b2b514439ac10a67eef3d9fd9c5c68e245\",\"sig\":\"3c1161c3b03cafe13e2d9d624b158bdb74867caf61df158871633c859cd587e7779d096680de34024d9acfcba9aa3cb76fdbfa20227afb7e03a9ab588e6b77c9\",\"tags\":[[\"e\",\"e8f6eca3b161abba034dac9a02bb6930ecde9fd2fb5d6c5f22a05526e11382cb\",\"\",\"root\"],[\"p\",\"f8e6c64342f1e052480630e27e1016dce35fc3a614e60434fef4aa2503328ca9\"]]}]"
let response: NostrResponse = decode_nostr_event(txt: testMessageString)!
guard case .event(_, let testEvent) = response else {
XCTAssert(false, "Could not decode event")
return
}
let urlInContent = "https:\\/\\/cdn.nostr.build\\/i\\/5c1d3296f66c2630131bf123106486aeaf051ed8466031c0e0532d70b33cddb2.jpg"
XCTAssert(testEvent.content.contains(urlInContent), "Issue parsing event. Expected to see '\(urlInContent)' inside \(testEvent.content)")
let testMessageString2 = "[\"EVENT\",\"A54091AC-D144-49F6-853A-2141A5EA09B6\",{\"content\":\"{\\\"tags\\\":[],\\\"pubkey\\\":\\\"f8e6c64342f1e052480630e27e1016dce35fc3a614e60434fef4aa2503328ca9\\\",\\\"content\\\":\\\"https:\\/\\/cdn.nostr.build\\/i\\/5c1d3296f66c2630131bf123106486aeaf051ed8466031c0e0532d70b33cddb2.jpg\\\",\\\"created_at\\\":1691864981,\\\"kind\\\":1,\\\"sig\\\":\\\"fc0033aa3d4df50b692a5b346fa816fdded698de2045e36e0642a021391468c44ca69c2471adc7e92088131872d4aaa1e90ea6e1ad97f3cc748f4aed96dfae18\\\",\\\"id\\\":\\\"e8f6eca3b161abba034dac9a02bb6930ecde9fd2fb5d6c5f22a05526e11382cb\\\"}\",\"created_at\":1691866192,\"id\":\"56e3f14cedab76762afef78eeb34b07ce1313543a2f3365a7b99fd5daa65abc9\",\"kind\":6,\"pubkey\":\"32e1827635450ebb3c5a7d12c1f8e7b2b514439ac10a67eef3d9fd9c5c68e245\",\"sig\":\"3c1161c3b03cafe13e2d9d624b158bdb74867caf61df158871633c859cd587e7779d096680de34024d9acfcba9aa3cb76fdbfa20227afb7e03a9ab588e6b77c9\",\"tags\":[[\"e\",\"e8f6eca3b161abba034dac9a02bb6930ecde9fd2fb5d6c5f22a05526e11382cb\",\"\",\"root\"],[\"p\",\"f8e6c64342f1e052480630e27e1016dce35fc3a614e60434fef4aa2503328ca9\"]]}]"
let response2: NostrResponse = decode_nostr_event(txt: testMessageString2)!
guard case .event(_, let testEvent2) = response2 else {
XCTAssert(false, "Could not decode event")
return
}
let urlInContent2 = "https://cdn.nostr.build/i/5c1d3296f66c2630131bf123106486aeaf051ed8466031c0e0532d70b33cddb2.jpg"
XCTAssert(testEvent2.content.contains(urlInContent2), "Issue parsing event. Expected to see '\(urlInContent2)' inside \(testEvent2.content)")
}
func testClientTagParsing() {
let tags = [["client", "Custom Client", "addr", "wss://relay.example"], ["p", test_pubkey.hex()]]
let event = NostrEvent(content: "hi", keypair: test_keypair, kind: 1, tags: tags)!
let metadata = event.clientTag
XCTAssertEqual(metadata?.name, "Custom Client")
XCTAssertEqual(metadata?.handlerAddress, "addr")
XCTAssertEqual(metadata?.relayHint, "wss://relay.example")
}
func testClientTagNilWhenMissing() {
let event = NostrEvent(content: "hi", keypair: test_keypair, kind: 1, tags: [])!
XCTAssertNil(event.clientTag)
}
}