Parse query definitions

2 files changed, 143 insertions, 0 deletions

diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedQueryDefinitionNodeMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedQueryDefinitionNodeMatcher.java
new file mode 100644
index 0000000..2e0ab23
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedQueryDefinitionNodeMatcher.java
@@ -0,0 +1,65 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.ast.untyped;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher imports
+
+public final class UntypedQueryDefinitionNodeMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher isUntypedQueryDefinitionNode() {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>> submatchers;
+
+    private UntypedQueryDefinitionNodeMatcher(
+        java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>> 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.UntypedQueryDefinitionNode.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher withName(org.zwobble.precisely.Matcher<? super String> name) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("name", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode::name, (org.zwobble.precisely.Matcher) name));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher withDatabaseSchema(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedTypeLevelExpressionNode> databaseSchema) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("databaseSchema", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode::databaseSchema, (org.zwobble.precisely.Matcher) databaseSchema));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher withStatements(org.zwobble.precisely.Matcher<? super java.util.List<org.zwobble.hobgoblin.compiler.ast.untyped.UntypedStatementNode>> statements) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("statements", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode::statements, (org.zwobble.precisely.Matcher) statements));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher withDocComment(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.DocComment> docComment) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("docComment", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode::docComment, (org.zwobble.precisely.Matcher) docComment));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher withSource(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.sources.Source> source) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("source", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNode::source, (org.zwobble.precisely.Matcher) source));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher(submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher body
+}
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserQueryDefinitionTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserQueryDefinitionTests.java
new file mode 100644
index 0000000..e7676c9
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserQueryDefinitionTests.java
@@ -0,0 +1,78 @@
+package org.zwobble.hobgoblin.compiler.parser;
+
+import org.junit.jupiter.api.Test;
+
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedQueryDefinitionNodeMatcher.isUntypedQueryDefinitionNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedReferenceNodeMatcher.isUntypedReferenceNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedReturnNodeMatcher.isUntypedReturnNode;
+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.equalTo;
+import static org.zwobble.precisely.Matchers.isSequence;
+
+public class ParserQueryDefinitionTests {
+    @Test
+    public void canParseQueryDefinitionWithNoStatements() {
+        var source = """
+            query allAuthors() on BlogAppDatabase {
+            }""";
+
+        var node = parseString(source, Parser::parseNamespaceStatement);
+
+        assertThat(node, isUntypedQueryDefinitionNode()
+            .withName(equalTo("allAuthors"))
+            .withDatabaseSchema(isUntypedTypeLevelReferenceNode().withName(equalTo("BlogAppDatabase")))
+            .withStatements(isSequence())
+        );
+    }
+
+    @Test
+    public void canParseQueryDefinitionWithSingleStatement() {
+        var source = """
+            query allAuthors() on BlogAppDatabase {
+                return x;
+            }""";
+
+        var node = parseString(source, Parser::parseNamespaceStatement);
+
+        assertThat(node, isUntypedQueryDefinitionNode()
+            .withName(equalTo("allAuthors"))
+            .withDatabaseSchema(isUntypedTypeLevelReferenceNode().withName(equalTo("BlogAppDatabase")))
+            .withStatements(isSequence(
+                isUntypedReturnNode()
+                    .withExpression(isUntypedReferenceNode()
+                        .withName(equalTo("x"))
+                    )
+            ))
+        );
+
+    }
+
+    @Test
+    public void canParseQueryDefinitionWithMultipleStatements() {
+        var source = """
+            query allAuthors() on BlogAppDatabase {
+                return x;
+                return y;
+            }""";
+
+        var node = parseString(source, Parser::parseNamespaceStatement);
+
+        assertThat(node, isUntypedQueryDefinitionNode()
+            .withName(equalTo("allAuthors"))
+            .withDatabaseSchema(isUntypedTypeLevelReferenceNode().withName(equalTo("BlogAppDatabase")))
+            .withStatements(isSequence(
+                isUntypedReturnNode()
+                    .withExpression(isUntypedReferenceNode()
+                        .withName(equalTo("x"))
+                    ),
+                isUntypedReturnNode()
+                    .withExpression(isUntypedReferenceNode()
+                        .withName(equalTo("y"))
+                    )
+            ))
+        );
+    }
+}
+