| 1 | import XCTest |
| 2 | @testable import LChatCore |
| 3 | |
| 4 | // 🤖 Pins the native fader math to home's web fader (home/test/fader.test.mjs |
| 5 | // asserts the same values on the JS side) and the claim-side crypto helpers. |
| 6 | final class SpaceCreateTests: XCTestCase { |
| 7 | // ---- fader math (twin of fader.test.mjs — keep the cases in lockstep) ---- |
| 8 | |
| 9 | func testFaderValueMapsTheSlotRunTo1Through10AndClampsBeyondIt() { |
| 10 | XCTAssertEqual(FaderMath.value(fraction: 0), 1) |
| 11 | XCTAssertEqual(FaderMath.value(fraction: 0.86), 10, "the end of the run (runEnd) is 10") |
| 12 | XCTAssertEqual(FaderMath.value(fraction: 1), 10, |
| 13 | "past the run still clamps to 10 — eleven is not reachable by position") |
| 14 | XCTAssertEqual(FaderMath.value(fraction: -0.5), 1, "before the slot clamps to 1") |
| 15 | let mid = FaderMath.value(fraction: 0.43) |
| 16 | XCTAssertTrue(mid > 5 && mid < 6.6, "mid-run lands mid-scale") |
| 17 | } |
| 18 | |
| 19 | func testFaderLevelIsSilentBelow5HotBy10AndPressureAddsStrain() { |
| 20 | XCTAssertEqual(FaderMath.level(phase: .slide, value: 1, pressure: 0), 0) |
| 21 | XCTAssertEqual(FaderMath.level(phase: .slide, value: 5, pressure: 0), 0) |
| 22 | XCTAssertEqual(FaderMath.level(phase: .slide, value: 10, pressure: 0), 5.0 / 6, accuracy: 1e-9) |
| 23 | XCTAssertGreaterThan(FaderMath.level(phase: .slide, value: 10, pressure: 0.8), |
| 24 | FaderMath.level(phase: .slide, value: 10, pressure: 0), |
| 25 | "the hold adds strain") |
| 26 | } |
| 27 | |
| 28 | func testFaderLevelHoldsPast1AtTheSnapAndThroughTheWholeBuild() { |
| 29 | XCTAssertEqual(FaderMath.level(phase: .snap, value: 10, pressure: 0), 1.2) |
| 30 | XCTAssertEqual(FaderMath.level(phase: .build, value: 10, pressure: 0), 1.2, |
| 31 | "the volume stays AT eleven while building") |
| 32 | } |
| 33 | |
| 34 | func testFaderLevelCutsToZeroAtDone() { |
| 35 | XCTAssertEqual(FaderMath.level(phase: .done, value: 10, pressure: 0), 0, |
| 36 | "silence before the confetti") |
| 37 | } |
| 38 | |
| 39 | // ---- claim crypto --------------------------------------------------------- |
| 40 | |
| 41 | func testDerivedClaimSecretHashesToTheClaimHash() throws { |
| 42 | // The raw claim secret (sent on CLAIM) must be the exact preimage of the |
| 43 | // claim hash (stored on MINT) — the two sides of proof-of-possession. |
| 44 | let derived = try InviteCrypto.derive(InviteCrypto.randomSecret()) |
| 45 | let hash = SHA256Hex(Data(derived.claimSecret.utf8)) |
| 46 | XCTAssertEqual(hash, derived.claimHash) |
| 47 | XCTAssertFalse(derived.claimSecret.isEmpty) |
| 48 | } |
| 49 | |
| 50 | func testGeneratedUserKeypairRoundTripsThroughECIES() throws { |
| 51 | // A fresh native identity must interoperate with the existing wrap paths: |
| 52 | // wrap a key to the new pubkey, unwrap it with the new private key. |
| 53 | let kp = ECIES.generateUserKeypair() |
| 54 | let raw = ECIES.randomAESKey() |
| 55 | let wrapped = try ECIES.wrap(rawKey: raw, recipientPubB64: kp.pub) |
| 56 | XCTAssertEqual(try ECIES.unwrap(wrappedB64: wrapped, privPkcs8B64: kp.priv), raw) |
| 57 | } |
| 58 | |
| 59 | func testInviteSecretParsingStripsPrefixAndSuggestedName() { |
| 60 | XCTAssertEqual(SpaceClaim.inviteSecret(fromFragment: "e1.abc123"), "abc123") |
| 61 | XCTAssertEqual(SpaceClaim.inviteSecret(fromFragment: "e1.abc123~Paul"), "abc123") |
| 62 | XCTAssertEqual(SpaceClaim.inviteSecret(fromFragment: "abc123"), "abc123", |
| 63 | "older links carry no e1. hint") |
| 64 | XCTAssertNil(SpaceClaim.inviteSecret(fromFragment: "")) |
| 65 | XCTAssertNil(SpaceClaim.inviteSecret(fromFragment: "e1.")) |
| 66 | } |
| 67 | |
| 68 | // Sealed instances mint 3-slot links: e1.<T>~<name>~<branding key> |
| 69 | // (docs/no-plaintext.md). T parsing and the suggested name must both |
| 70 | // survive the new tail; the key is exposed for the sealed-branding path. |
| 71 | func testBrandingKeyFragmentSlots() { |
| 72 | let frag = "e1.abc123~Paul~k3m7p2qx4f" |
| 73 | XCTAssertEqual(SpaceClaim.inviteSecret(fromFragment: frag), "abc123") |
| 74 | XCTAssertEqual(SpaceClaim.suggestedName(fromFragment: frag), "Paul") |
| 75 | XCTAssertEqual(SpaceClaim.brandingKey(fromFragment: frag), "k3m7p2qx4f") |
| 76 | |
| 77 | // Empty name slot (a sealed instance's admin link). |
| 78 | XCTAssertEqual(SpaceClaim.inviteSecret(fromFragment: "e1.abc123~~k3m7p2qx4f"), "abc123") |
| 79 | XCTAssertNil(SpaceClaim.suggestedName(fromFragment: "e1.abc123~~k3m7p2qx4f")) |
| 80 | XCTAssertEqual(SpaceClaim.brandingKey(fromFragment: "e1.abc123~~k3m7p2qx4f"), "k3m7p2qx4f") |
| 81 | |
| 82 | // Two-slot legacy links: no key, name intact — even when a legacy raw |
| 83 | // "~" in the name makes a non-key-shaped tail. |
| 84 | XCTAssertNil(SpaceClaim.brandingKey(fromFragment: "e1.abc123~Paul")) |
| 85 | XCTAssertEqual(SpaceClaim.suggestedName(fromFragment: "e1.abc123~Zo%C3%AB%20~%20%E2%9C%A8"), "Zoë ~ ✨") |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | private func SHA256Hex(_ data: Data) -> String { |
| 90 | CryptoKit.SHA256.hash(data: data).map { String(format: "%02x", $0) }.joined() |
| 91 | } |
| 92 | |
| 93 | import CryptoKit |
| 94 | |
amadan