Adding proposals tests

tests/proposals_tests.cairo

@@ -0,0 +1,85 @@
+use array::ArrayTrait;
+use core::traits::TryInto;
+use debug::PrintTrait;
+use starknet::ContractAddress;
+use openzeppelin::token::erc20::interface::{IERC20Dispatcher, IERC20DispatcherTrait};
+use snforge_std::{
+    BlockId, declare, ContractClassTrait, ContractClass, start_prank, start_warp, CheatTarget
+};
+
+mod setup;
+use setup::{
+    deploy_governance, deploy_and_distribute_gov_tokens, test_vote_upgrade_root, check_if_healthy
+};
+use governance::contract::IGovernanceDispatcher;
+use governance::contract::IGovernanceDispatcherTrait;
+use governance::proposals::IProposalsDispatcher;
+use governance::proposals::IProposalsDispatcherTrait;
+use governance::upgrades::IUpgradesDispatcher;
+use governance::upgrades::IUpgradesDispatcherTrait;
+use governance::constants;
+use starknet::get_block_timestamp;
+
+
+const GOV_TOKEN_INITIAL_SUPPLY: felt252 = 1000000000000000000;
+
+const first_address: ContractAddress = 0x1.try_into().unwrap();
+const second_address: ContractAddress = 0x2.try_into().unwrap();
+const admin_addr: ContractAddress = 0x3.try_into().unwrap();
+
+
+fn test_express_proposal() {
+    let gov_contract = deploy_governance();
+    let gov_contract_addr = gov_contract.contract_address;
+    let token_contract = deploy_and_distribute_gov_tokens(admin_addr);
+
+    let dispatcher = IProposalsDispatcher { contract_address: gov_contract_addr };
+
+    start_prank(CheatTarget::One(gov_contract_addr), admin_addr);
+    let prop_id = dispatcher.submit_proposal(42, 1);
+
+    start_prank(CheatTarget::One(gov_contract_addr), admin_addr);
+    dispatcher.vote(prop_id, 1);
+
+    assert(dispatcher.get_proposal_status(prop_id) == 1, "proposal not passed!");
+}
+
+#[should_panic]
+fn test_proposal_expiry() {
+    let gov_contract = deploy_governance();
+    let gov_contract_addr = gov_contract.contract_address;
+    let token_contract = deploy_and_distribute_gov_tokens(admin_addr);
+
+    let dispatcher = IProposalsDispatcher { contract_address: gov_contract_addr };
+
+    start_prank(CheatTarget::One(gov_contract_addr), admin_addr);
+    let prop_id = dispatcher.submit_proposal(42, 1);
+
+    //simulate passage of time
+    let current_timestamp = get_block_timestamp();
+    let end_timestamp = current_timestamp + constants::PROPOSAL_VOTING_SECONDS;
+    start_warp(end_timestamp + 1, gov_contract_addr.into());
+
+    let status = dispatcher.get_proposal_status(prop_id);
+}
+
+#[should_panic]
+fn test_vote_on_expired_proposal() {
+    let gov_contract = deploy_governance();
+    let gov_contract_addr = gov_contract.contract_address;
+    let token_contract = deploy_and_distribute_gov_tokens(admin_addr);
+
+    let dispatcher = IProposalsDispatcher { contract_address: gov_contract_addr };
+
+    start_prank(CheatTarget::One(gov_contract_addr), admin_addr);
+    let prop_id = dispatcher.submit_proposal(42, 1);
+
+    //simulate passage of time
+    let current_timestamp = get_block_timestamp();
+    let end_timestamp = current_timestamp + constants::PROPOSAL_VOTING_SECONDS;
+    start_warp(end_timestamp + 1, gov_contract_addr.into());
+
+    start_prank(CheatTarget::One(gov_contract_addr), first_address);
+    dispatcher.vote(prop_id, 1);
+}
+