From d408f4f80670ed7f73d09f8ccfefdcb8a7835406 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 27 Aug 2023 21:56:25 +0100
Subject: Add Patio code gen for loop instructions

---
 .../compiler/patio/PatioCodeGenLoopBreakTests.java | 24 +++++++++++++++++
 .../patio/PatioCodeGenLoopContinueTests.java       | 24 +++++++++++++++++
 .../compiler/patio/PatioCodeGenLoopTests.java      | 30 ++++++++++++++++++++++
 3 files changed, 78 insertions(+)
 create mode 100644 src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopBreakTests.java
 create mode 100644 src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopContinueTests.java
 create mode 100644 src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopTests.java

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

diff --git a/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopBreakTests.java b/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopBreakTests.java
new file mode 100644
index 00000000..76a3799c
--- /dev/null
+++ b/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopBreakTests.java
@@ -0,0 +1,24 @@
+package org.shedlang.compiler.patio;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.shedlang.compiler.stackir.instructions.Instructions;
+import org.shedlang.compiler.testing.snapshots.SnapshotResolver;
+import org.shedlang.compiler.testing.snapshots.Snapshotter;
+
+import java.io.IOException;
+
+import static org.shedlang.compiler.patio.PatioTesting.serialize;
+
+@ExtendWith({SnapshotResolver.class})
+public class PatioCodeGenLoopBreakTests {
+    @Test
+    public void canGenerateCodeForLoopBreak(Snapshotter snapshotter) throws IOException {
+        var instruction = Instructions.loopBreak();
+        var context = PatioCodeGenContext.EMPTY;
+
+        var result = PatioCodeGen.generateInstruction(instruction, context);
+
+        snapshotter.assertSnapshot(serialize(result));
+    }
+}
diff --git a/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopContinueTests.java b/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopContinueTests.java
new file mode 100644
index 00000000..281f6dcd
--- /dev/null
+++ b/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopContinueTests.java
@@ -0,0 +1,24 @@
+package org.shedlang.compiler.patio;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.shedlang.compiler.stackir.instructions.Instructions;
+import org.shedlang.compiler.testing.snapshots.SnapshotResolver;
+import org.shedlang.compiler.testing.snapshots.Snapshotter;
+
+import java.io.IOException;
+
+import static org.shedlang.compiler.patio.PatioTesting.serialize;
+
+@ExtendWith({SnapshotResolver.class})
+public class PatioCodeGenLoopContinueTests {
+    @Test
+    public void canGenerateCodeForLoopContinue(Snapshotter snapshotter) throws IOException {
+        var instruction = Instructions.loopContinue();
+        var context = PatioCodeGenContext.EMPTY;
+
+        var result = PatioCodeGen.generateInstruction(instruction, context);
+
+        snapshotter.assertSnapshot(serialize(result));
+    }
+}
diff --git a/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopTests.java b/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopTests.java
new file mode 100644
index 00000000..ff74a17b
--- /dev/null
+++ b/src/test/java/org/shedlang/compiler/patio/PatioCodeGenLoopTests.java
@@ -0,0 +1,30 @@
+package org.shedlang.compiler.patio;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.shedlang.compiler.stackir.instructions.Instructions;
+import org.shedlang.compiler.testing.snapshots.SnapshotResolver;
+import org.shedlang.compiler.testing.snapshots.Snapshotter;
+
+import java.io.IOException;
+import java.util.List;
+
+import static org.shedlang.compiler.patio.PatioTesting.serialize;
+
+@ExtendWith({SnapshotResolver.class})
+public class PatioCodeGenLoopTests {
+    @Test
+    public void canGenerateCodeForLoop(Snapshotter snapshotter) throws IOException {
+        var instruction = Instructions.loop(
+            List.of(
+                Instructions.pushInt(1),
+                Instructions.discard()
+            )
+        );
+        var context = PatioCodeGenContext.EMPTY;
+
+        var result = PatioCodeGen.generateInstruction(instruction, context);
+
+        snapshotter.assertSnapshot(serialize(result));
+    }
+}
-- 
cgit v1.2.3