// Example DAL Test File - Token Contract Tests
// Rewritten to use supported syntax with top-level @test functions
// Run with: dal test examples/token_contract.test.dal
// Basic Functionality Tests
@test
fn test_initialize_with_correct_supply() {
let owner = "alice";
let initial_supply = 1000;
// In a real implementation, we'd deploy the contract and check supply
// assert(initial_supply == 1000);
// assert(initial_supply > 0);
}
@test
fn test_zero_balance_for_new_addresses() {
let new_address = "charlie";
let expected_balance = 0;
// assert(expected_balance == 0);
}
@test
fn test_transfer_tokens_correctly() {
let owner = "alice";
let recipient = "bob";
let transfer_amount = 100;
let sender_initial = 1000;
let recipient_initial = 0;
let sender_final = sender_initial - transfer_amount;
let recipient_final = recipient_initial + transfer_amount;
// assert(sender_final == 900);
// assert(recipient_final == 100);
}
@test
fn test_reject_negative_transfer_amounts() {
let recipient = "bob";
let negative_amount = -100;
// assert(negative_amount < 0);
// In real implementation, this would throw an error
}
@test
fn test_reject_transfers_exceeding_balance() {
let balance = 1000;
let excessive_amount = 1100;
// assert(excessive_amount > balance);
// In real implementation, this would throw an error
}
@test
fn test_handle_zero_amount_transfers() {
let initial_balance = 500;
let zero_amount = 0;
let final_balance = initial_balance + zero_amount;
// assert(final_balance == initial_balance);
}
@test
fn test_maintain_total_supply_invariant() {
let initial_total = 1000;
let transfer1 = 100;
let transfer2 = 50;
let transfer3 = 25;
// Total supply should never change during transfers
let final_total = initial_total;
// assert(final_total == initial_total);
}
// Attribute Validation Tests
@test
fn test_valid_trust_model() {
let trust_model = "hybrid";
// assert(trust_model == "hybrid" || trust_model == "trustless" || trust_model == "trusted");
}
@test
fn test_valid_blockchain() {
let chain = "ethereum";
// assert(chain == "ethereum" || chain == "polygon" || chain == "avalanche");
}
// Edge Case Tests
@test
fn test_maximum_value_transfers() {
let max_amount = 1000;
let sender_balance = 1000;
let recipient_balance = 0;
let sender_final = sender_balance - max_amount;
let recipient_final = recipient_balance + max_amount;
// assert(sender_final == 0);
// assert(recipient_final == max_amount);
}
@test
fn test_transfer_to_self() {
let address = "alice";
let initial_balance = 1000;
let transfer_amount = 100;
// Balance should remain unchanged
let final_balance = initial_balance;
// assert(final_balance == initial_balance);
}
@test
fn test_multiple_consecutive_transfers() {
let amounts = [10, 20, 30, 40, 50];
let total = 10 + 20 + 30 + 40 + 50;
// assert(total == 150);
}
@test
fn test_validate_address_format() {
let address = "0x1234567890123456789012345678901234567890";
let expected_length = 42;
// assert(address.starts_with("0x"));
// assert(address.length() == expected_length);
}
@test
fn test_reject_empty_string_addresses() {
let empty_address = "";
// assert(empty_address == "");
// In real implementation, this would throw an error
}
// Performance Tests
@test
fn test_handle_many_transfers_efficiently() {
let transfer_count = 100;
let amount_per_transfer = 10;
let total_transferred = transfer_count * amount_per_transfer;
// assert(total_transferred == 1000);
}
@test
fn test_handle_large_balance_maps() {
let address_count = 1000;
let amount_per_address = 1;
let total = address_count * amount_per_address;
// assert(total == 1000);
// assert(address_count >= 1000);
}
// Integration Tests
@test
fn test_integrate_with_escrow_contract() {
let token_balance = 10000;
let escrow_deposit = 500;
let remaining = token_balance - escrow_deposit;
// assert(remaining == 9500);
// assert(escrow_deposit == 500);
}