Added hardhat test coverage for all tests (#146)

* added scalable hardhat test coverage

* added new tests for liqudidty hub

* refactor review

* restored scripts

* fixed code review comments

* fixed review v2

* fixed lint issues

Author: LyonSsS

.solcover.js

@@ -0,0 +1,40 @@
+module.exports = {
+  skipFiles: [
+    // Skip test contracts
+    "testing/",
+
+    // Skip echidna/fuzzing contracts
+    "echidna/",
+
+    // Skip utility contracts that are only used for deployment
+    "utils/PushNativeToken.sol",
+
+    // Skip dependencies
+    "Deps.sol",
+  ],
+
+  // Automatically include all test files (scalable approach)
+  // testfiles: "./test/**/*.ts" - would include all, but we exclude helpers
+  // For maximum flexibility, remove testfiles entirely to run all tests
+  // Or use glob pattern to include specific patterns
+
+  // Measure coverage for statements, branches, functions, and lines
+  measureStatementCoverage: true,
+  measureFunctionCoverage: true,
+  measureBranchCoverage: true,
+  measureLineCoverage: true,
+
+  // Optionally configure which networks to use for coverage
+  // providerOptions: {
+  //   default_balance_ether: '10000000000000000000000000',
+  // },
+
+  // Optionally set which mocha reporter to use
+  mocha: {
+    grep: "@skip-on-coverage", // Filter describe/it with this comment
+    invert: true // Run everything except those with @skip-on-coverage
+  },
+
+  // Configure Istanbul (the underlying coverage tool)
+  istanbulReporter: ["html", "lcov", "text", "json"],
+};

hardhat.config.ts

@@ -12,6 +12,7 @@ import {
   DEFAULT_ADMIN_ROLE, assertAddress,
 } from "./scripts/common";
 import "hardhat-ignore-warnings";
+import "solidity-coverage";
 
 import dotenv from "dotenv";
 dotenv.config();