feat(#282): add VeriTixClient.healthCheck() — verify RPC connectivity and contract existence - #359
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…tudios#281) - Expose maxRetries (default 3) and retryDelayMs (default 1000) as SubmitTransactionOptions fields on submitTransaction() - Apply ±20% random jitter to each retry delay to spread concurrent submissions and reduce Horizon 429 collisions - Support legacy numeric maxAttempts arg for backwards compatibility - Fix broken estimateFee (missing sourceAccount/variable ordering) - Fix pre-existing duplicate enum identifiers in errors.ts - Fix missing closing brace in network.ts ledgerToApproxDate - Add tests: SubmitTransactionOptions, rate-limit retry, jitter, exhaustion Closes Lead-Studios#281
…ce (Lead-Studios#282) - Add HealthStatus type to src/types/index.ts: { rpcReachable, contractFound, latencyMs, latestLedger, errors[] } - Implement healthCheck() on VeriTixClient: - Calls server.getLatestLedger() to test RPC reachability and measure latencyMs - Calls server.getLedgerEntries() with the contract instance key to test contract existence - Never throws — all errors are captured in errors[] - Returns early with rpcReachable=false when server is not set - Export HealthStatus from src/index.ts public API barrel - Fix pre-existing: remove duplicate WatchOptions interface in client.ts - Fix pre-existing: remove duplicate freezeBatch implementations in batch.ts - Add 6 unit tests covering all success/failure/edge-case paths Closes Lead-Studios#282
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Summary
Adds
VeriTixClient.healthCheck()— a method that probes the Soroban RPC and the target contract to verify that the SDK is configured correctly. It never throws; all failures are captured in the returnederrors[]array.Changes
New
HealthStatusinterface insrc/types/index.ts:{ rpcReachable, contractFound, latencyMs, latestLedger, errors }healthCheck(): Promise<HealthStatus>onVeriTixClientserver.getLatestLedger()for RPC reachabilityserver.getLedgerEntries(contractKey)for contract existencelatencyMsHealthStatusexported fromsrc/index.tsPre-existing fixes (required for compilation)
VeriTixErrorCodeenum entries removed fromerrors.tsestimateFeereferencedtx/sourceAccountbefore declaration — fixedledgerToApproxDatemissing closing brace innetwork.ts— fixedfreezeBatchimplementations inbatch.ts— fixedTests
Added 7 tests in
tests/client.test.ts:rpcReachable=trueandcontractFound=trueon full successrpcReachable=falsewith error when RPC throwscontractFound=falsewhengetLedgerEntriesreturns emptycontractFound=falsewith error whengetLedgerEntriesthrowslatencyMsis a non-negative numberHealthStatusshape has all required fieldsCloses #282