From 67f010c93b11744b1f2f1c9403fd1e8d2b888acb Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 2 Feb 2025 20:05:15 +0000
Subject: Parser multiplication

---
 .../compiler/ast/untyped/UntypedNodeMatchers.java   |  7 +++++++
 .../compiler/parser/ParserMultiplyTests.java        | 21 +++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 src/test/java/org/shedlang/compiler/parser/ParserMultiplyTests.java

(limited to 'src/test/java/org')

diff --git a/src/test/java/org/shedlang/compiler/ast/untyped/UntypedNodeMatchers.java b/src/test/java/org/shedlang/compiler/ast/untyped/UntypedNodeMatchers.java
index bf46b533..cf2aa9c5 100644
--- a/src/test/java/org/shedlang/compiler/ast/untyped/UntypedNodeMatchers.java
+++ b/src/test/java/org/shedlang/compiler/ast/untyped/UntypedNodeMatchers.java
@@ -253,6 +253,13 @@ public class UntypedNodeMatchers {
         );
     }
 
+    public static Matcher<UntypedExpressionNode> isUntypedMultiplyNode(
+        Matcher<UntypedExpressionNode> left,
+        Matcher<UntypedExpressionNode> right
+    ) {
+        return isUntypedBinaryOperationNode(UntypedBinaryOperator.MULTIPLY, left, right);
+    }
+
     public static Matcher<UntypedNamedArgNode> isUntypedNamedArgNode(
         String name,
         Matcher<UntypedExpressionNode> expression
diff --git a/src/test/java/org/shedlang/compiler/parser/ParserMultiplyTests.java b/src/test/java/org/shedlang/compiler/parser/ParserMultiplyTests.java
new file mode 100644
index 00000000..6ad9d234
--- /dev/null
+++ b/src/test/java/org/shedlang/compiler/parser/ParserMultiplyTests.java
@@ -0,0 +1,21 @@
+package org.shedlang.compiler.parser;
+
+import org.junit.jupiter.api.Test;
+
+import static org.shedlang.compiler.ast.untyped.UntypedNodeMatchers.*;
+import static org.shedlang.compiler.parser.ParserTesting.parseString;
+import static org.zwobble.precisely.AssertThat.assertThat;
+
+public class ParserMultiplyTests {
+    @Test
+    public void canParseMultiplicationOfTwoPrimaryExpressions() {
+        var source = "1 * 2";
+
+        var node = parseString(source, Parser::parseTopLevelExpression);
+
+        assertThat(node, isUntypedMultiplyNode(
+            isUntypedIntLiteralNode(1),
+            isUntypedIntLiteralNode(2)
+        ));
+    }
+}
-- 
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