Add tests for constructor checker

test/general-tests/cairo0-constructor-test/check.ts

@@ -0,0 +1,8 @@
+import { hardhatStarknetCompileDeprecated, hardhatStarknetTest } from "../../utils/cli-functions";
+
+hardhatStarknetCompileDeprecated(
+    "contracts/contract.cairo contracts/simple_storage.cairo contracts/empty_constructor.cairo".split(
+        " "
+    )
+);
+hardhatStarknetTest("--no-compile test/cairo0-constructor.test.ts".split(" "));

test/general-tests/cairo0-constructor-test/hardhat.config.ts

@@ -0,0 +1,12 @@
+import "@shardlabs/starknet-hardhat-plugin";
+
+module.exports = {
+    starknet: {
+        network: "devnet"
+    },
+    networks: {
+        devnet: {
+            url: "http://127.0.0.1:5050"
+        }
+    }
+};

test/general-tests/cairo0-constructor-test/network.json

@@ -0,0 +1,4 @@
+{
+    "$schema": "../../network.schema",
+    "devnet": true
+}

test/general-tests/constructor-test/check.ts

@@ -1,8 +1,37 @@
-import { hardhatStarknetCompileDeprecated, hardhatStarknetTest } from "../../utils/cli-functions";
+import path from "path";
+import { hardhatStarknetCompile, hardhatStarknetTest } from "../../utils/cli-functions";
+import { copyFileSync } from "fs";
+import { assertContains, rmrfSync } from "../../utils/utils";
 
-hardhatStarknetCompileDeprecated(
-    "contracts/contract.cairo contracts/simple_storage.cairo contracts/empty_constructor.cairo".split(
-        " "
-    )
-);
+const prefix = path.join(__dirname);
+const sourcesPath = "cairo1-contracts";
+
+const duplicateConstructorContract = "duplicate_constructor.cairo";
+const noConstructorContract = "no_constructor.cairo";
+const muteConstructorContract = "mute_constructor.cairo";
+const commentedConstructorContract = "commented_constructor.cairo";
+const emptyLineConstructorContract = "empty_line_constructor.cairo";
+
+const contractNames = [
+    duplicateConstructorContract,
+    noConstructorContract,
+    muteConstructorContract,
+    commentedConstructorContract,
+    emptyLineConstructorContract
+];
+
+// Copy contracts to example repo to ensure files exists
+for (const contractName of contractNames) {
+    const contractPath = path.join(sourcesPath, contractName);
+    copyFileSync(path.join(prefix, contractName), contractPath);
+}
+
+const contract1Path = path.join(sourcesPath, duplicateConstructorContract);
+const expectedErrorMsg = "Error: Expected at most one constructor.";
+const execution = hardhatStarknetCompile([contract1Path], true);
+assertContains(execution.stderr, expectedErrorMsg);
+rmrfSync(contract1Path);
+
+// Compile cairo1 contracts
+hardhatStarknetCompile([sourcesPath, "--add-pythonic-hints"]);
 hardhatStarknetTest("--no-compile test/constructor.test.ts".split(" "));

test/general-tests/constructor-test/commented_constructor.cairo

@@ -0,0 +1,8 @@
+#[contract]
+mod Contract {
+
+    #[constructor]
+    // comment
+    fn constructor() {
+    }
+}

test/general-tests/constructor-test/duplicate_constructor.cairo

@@ -0,0 +1,11 @@
+#[contract]
+mod Contract {
+
+    #[constructor]
+    fn constructor() {
+    }
+
+    #[constructor]
+    fn constructor2() {
+    }
+}

test/general-tests/constructor-test/empty_line_constructor.cairo

@@ -0,0 +1,9 @@
+#[contract]
+mod Contract {
+
+    #[constructor]
+
+
+    fn constructor() {
+    }
+}

test/general-tests/constructor-test/mute_constructor.cairo

@@ -0,0 +1,7 @@
+#[contract]
+mod Contract {
+
+    // #[constructor]
+    fn constructor() {
+    }
+}

test/general-tests/constructor-test/no_constructor.cairo

@@ -0,0 +1,10 @@
+#[contract]
+mod Contract {
+
+    struct Storage {
+    }
+
+    #[external]
+    fn increase_balance() {
+    }
+}