3 files changed, 170 insertions, 0 deletions
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedEnumDefinitionNodeMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedEnumDefinitionNodeMatcher.java
new file mode 100644
index 0000000..414c059
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedEnumDefinitionNodeMatcher.java
@@ -0,0 +1,46 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.ast.untyped;
+
+public class UntypedEnumDefinitionNodeMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher isUntypedEnumDefinitionNode() {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode>> submatchers;
+
+    private UntypedEnumDefinitionNodeMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode>> submatchers) {
+        this.submatchers = submatchers;
+    }
+
+    public org.zwobble.precisely.MatchResult match(java.lang.Object actual) {
+        return this.toMatcher().match(actual);
+    }
+
+    public org.zwobble.precisely.TextTree describe() {
+        return this.toMatcher().describe();
+    }
+
+    private org.zwobble.precisely.Matcher<java.lang.Object> toMatcher() {
+        return org.zwobble.precisely.Matchers.instanceOf(org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher withName(org.zwobble.precisely.Matcher<? super String> name) {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("name", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode::name, name))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher withVariants(org.zwobble.precisely.Matcher<? super java.util.List<org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNode>> variants) {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("variants", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode::variants, variants))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher withDocComment(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.DocComment> docComment) {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("docComment", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode::docComment, docComment))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher withSource(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.sources.Source> source) {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("source", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNode::source, source))).toList());
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher body
+}
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedEnumVariantDefinitionNodeMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedEnumVariantDefinitionNodeMatcher.java
new file mode 100644
index 0000000..4bc5a03
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedEnumVariantDefinitionNodeMatcher.java
@@ -0,0 +1,38 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.ast.untyped;
+
+public class UntypedEnumVariantDefinitionNodeMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher isUntypedEnumVariantDefinitionNode() {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNode>> submatchers;
+
+    private UntypedEnumVariantDefinitionNodeMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNode>> submatchers) {
+        this.submatchers = submatchers;
+    }
+
+    public org.zwobble.precisely.MatchResult match(java.lang.Object actual) {
+        return this.toMatcher().match(actual);
+    }
+
+    public org.zwobble.precisely.TextTree describe() {
+        return this.toMatcher().describe();
+    }
+
+    private org.zwobble.precisely.Matcher<java.lang.Object> toMatcher() {
+        return org.zwobble.precisely.Matchers.instanceOf(org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNode.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher withName(org.zwobble.precisely.Matcher<? super String> name) {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("name", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNode::name, name))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher withSource(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.sources.Source> source) {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("source", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNode::source, source))).toList());
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher body
+}
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserEnumDefinitionTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserEnumDefinitionTests.java
new file mode 100644
index 0000000..925077f
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserEnumDefinitionTests.java
@@ -0,0 +1,86 @@
+package org.zwobble.hobgoblin.compiler.parser;
+
+import org.junit.jupiter.api.Test;
+import org.zwobble.hobgoblin.compiler.ast.DocComment;
+import org.zwobble.hobgoblin.compiler.ast.untyped.UntypedSumDefinitionNode;
+
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumDefinitionNodeMatcher.isUntypedEnumDefinitionNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedEnumVariantDefinitionNodeMatcher.isUntypedEnumVariantDefinitionNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedStructFieldDefinitionNodeMatcher.isUntypedStructFieldDefinitionNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedSumDefinitionNodeMatcher.isUntypedSumDefinitionNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedTypeLevelReferenceNodeMatcher.isUntypedTypeLevelReferenceNode;
+import static org.zwobble.hobgoblin.compiler.parser.ParserTesting.parseString;
+import static org.zwobble.precisely.AssertThat.assertThat;
+import static org.zwobble.precisely.Matchers.*;
+
+public class ParserEnumDefinitionTests {
+    @Test
+    public void nameIsParsed() {
+        var source = """
+            enum SmallNumber {
+            }""";
+
+        var node = parseString(
+            source,
+            Parser::parseNamespaceStatement
+        );
+
+        assertThat(node, isUntypedEnumDefinitionNode()
+            .withName(equalTo("SmallNumber"))
+        );
+    }
+
+    @Test
+    public void emptyEnumHasNoVariants() {
+        var source = """
+            enum SmallNumber {
+            }""";
+
+        var node = parseString(
+            source,
+            Parser::parseNamespaceStatement
+        );
+
+        assertThat(node, isUntypedEnumDefinitionNode()
+            .withVariants(isSequence())
+        );
+    }
+
+    @Test
+    public void enumWithVariants() {
+        var source = """
+            enum SmallNumber {
+                variant zero;
+                variant one;
+            }""";
+
+        var node = parseString(
+            source,
+            Parser::parseNamespaceStatement
+        );
+
+        assertThat(node, isUntypedEnumDefinitionNode()
+            .withVariants(isSequence(
+                isUntypedEnumVariantDefinitionNode().withName(equalTo("zero")),
+                isUntypedEnumVariantDefinitionNode().withName(equalTo("one"))
+            ))
+        );
+    }
+
+    @Test
+    public void enumWithDocComment() {
+        var source = """
+            /// A small number.
+            enum SmallNumber {
+            }""";
+
+        var node = parseString(
+            source,
+            Parser::parseNamespaceStatement
+        );
+
+        assertThat(node, isUntypedEnumDefinitionNode()
+            .withDocComment(equalTo(new DocComment("A small number.\n")))
+        );
+    }
+}