From 7a72d57dae13ab993baaa77f54023c062e56025d Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Tue, 31 Oct 2023 19:09:16 +0000
Subject: Parse effect functions

---
 .../parser/ParserEffectDefinitionTests.java        | 53 +++++++++++++++++++++-
 1 file changed, 51 insertions(+), 2 deletions(-)

(limited to 'src/test/java/org/shedlang/compiler/parser')

diff --git a/src/test/java/org/shedlang/compiler/parser/ParserEffectDefinitionTests.java b/src/test/java/org/shedlang/compiler/parser/ParserEffectDefinitionTests.java
index 6fc623ca..03204719 100644
--- a/src/test/java/org/shedlang/compiler/parser/ParserEffectDefinitionTests.java
+++ b/src/test/java/org/shedlang/compiler/parser/ParserEffectDefinitionTests.java
@@ -3,13 +3,14 @@ package org.shedlang.compiler.parser;
 import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.types.Visibility;
 
-import static org.shedlang.compiler.ast.untyped.UntypedNodeMatchers.isUntypedEffectDefinitionNode;
+import static org.shedlang.compiler.ast.untyped.UntypedNodeMatchers.*;
 import static org.shedlang.compiler.parser.ParserTesting.parseString;
 import static org.zwobble.precisely.AssertThat.assertThat;
+import static org.zwobble.precisely.Matchers.isSequence;
 
 public class ParserEffectDefinitionTests {
     @Test
-    public void canParseEffectWithNoFunctions() {
+    public void canParseEffectName() {
         var source = """
             effect State {
             }""";
@@ -50,4 +51,52 @@ public class ParserEffectDefinitionTests {
             isUntypedEffectDefinitionNode().withVisibility(Visibility.PUBLIC)
         );
     }
+
+    @Test
+    public void canParseEffectWithNoFunctions() {
+        var source = """
+            effect State {
+            }""";
+
+        var node = parseString(source, Parser::parseNamespaceStatement);
+
+        assertThat(
+            node,
+            isUntypedEffectDefinitionNode()
+                .withFunctions(isSequence())
+        );
+    }
+
+    @Test
+    public void canParseEffectFunctions() {
+        var source = """
+            effect State {
+                fun get() -> Int;
+                fun set(Int) -> Unit;
+            }""";
+
+        var node = parseString(source, Parser::parseNamespaceStatement);
+
+        assertThat(
+            node,
+            isUntypedEffectDefinitionNode()
+                .withFunctions(isSequence(
+                    isUntypedEffectDefinitionFunctionNode(
+                        "get",
+                        isUntypedFunctionTypeNode()
+                            .withParams(isUntypedFunctionTypeParamsNode(isSequence(), isSequence()))
+                            .withReturnType(isUntypedTypeLevelReferenceNode("Int"))
+                    ),
+                    isUntypedEffectDefinitionFunctionNode(
+                        "set",
+                        isUntypedFunctionTypeNode()
+                            .withParams(isUntypedFunctionTypeParamsNode(
+                                isSequence(isUntypedTypeLevelReferenceNode("Int")),
+                                isSequence()
+                            ))
+                            .withReturnType(isUntypedTypeLevelReferenceNode("Unit"))
+                    )
+                ))
+        );
+    }
 }
-- 
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