Add list statement support with tests for creation, access, and errors

YesNt.Interpreter.Tests/ListStatementsTests.cs

@@ -0,0 +1,161 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+using System.Collections.Generic;
+
+namespace YesNt.Interpreter.Tests;
+
+[TestClass]
+public class ListStatementsTests
+{
+    [TestMethod]
+    public void ListCreateAddGetTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items add a",
+            "list items add b",
+            "list items get 1",
+            "var result = %out",
+            "${result}"
+        ];
+
+        YesNtAssert.IsLastLineEqual(lines, "b");
+    }
+
+    [TestMethod]
+    public void ListSetAndInsertTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items add a",
+            "list items add c",
+            "list items insert 1 b",
+            "list items set 2 d",
+            "list items get 2",
+            "var result = %out",
+            "${result}"
+        ];
+
+        YesNtAssert.IsLastLineEqual(lines, "d");
+    }
+
+    [TestMethod]
+    public void ListRemoveAndLengthTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items add a",
+            "list items add b",
+            "list items add c",
+            "list items remove 1",
+            "list items length",
+            "var len = %out",
+            "${len}"
+        ];
+
+        YesNtAssert.IsLastLineEqual(lines, "2");
+    }
+
+    [TestMethod]
+    public void ListClearTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items add a",
+            "list items clear",
+            "list items length",
+            "var len = %out",
+            "${len}"
+        ];
+
+        YesNtAssert.IsLastLineEqual(lines, "0");
+    }
+
+    [TestMethod]
+    public void ListDeleteTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items delete",
+            "list items length"
+        ];
+
+        YesNtAssert.ContainsTerminationMessage(lines, "List \"items\" not found");
+    }
+
+    [TestMethod]
+    public void ListMissingFailsTest()
+    {
+        List<string> lines =
+        [
+            "list missing get 0"
+        ];
+
+        YesNtAssert.ContainsTerminationMessage(lines, "List \"missing\" not found");
+    }
+
+    [TestMethod]
+    public void ListInvalidIndexFailsTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items add a",
+            "list items get 3"
+        ];
+
+        YesNtAssert.ContainsTerminationMessage(lines, "Index 3 out of range");
+    }
+
+    [TestMethod]
+    public void ListInvalidSyntaxFailsTest()
+    {
+        List<string> lines =
+        [
+            "list items add"
+        ];
+
+        YesNtAssert.ContainsTerminationMessage(lines, "Invalid statement");
+    }
+
+    [TestMethod]
+    public void ListScopeInsideFunctionTest()
+    {
+        List<string> lines =
+        [
+            "goto main",
+            "func make:",
+            "list items new",
+            "list items add x",
+            "list items get 0",
+            "push_out %out",
+            "return",
+            "label main:",
+            "call make",
+            "var result = %out",
+            "${result}"
+        ];
+
+        YesNtAssert.IsLastLineEqual(lines, "x");
+    }
+
+    [TestMethod]
+    public void ListAddWithSpacesTest()
+    {
+        List<string> lines =
+        [
+            "list items new",
+            "list items add hello~spcworld",
+            "list items get 0",
+            "var result = %out eval",
+            "${result}"
+        ];
+
+        YesNtAssert.IsLastLineEqual(lines, "hello world");
+    }
+}

YesNt.Interpreter.Tests/ProcessingStatementsTests.cs

@@ -132,7 +132,9 @@ public class ProcessingStatementsTests
         [
             "global result = 0",
             "global result = 1 task",
-            "sleep 50",
+            "while ${result} == 0:",
+            "sleep 10",
+            "end_while",
             "${result}"
         ];