From 9e850b3a09ceebf6140e77982b45abab0c57ad6c Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Mon, 5 Oct 2015 17:59:27 +0100
Subject: Implement attribute access and calls in Python backend

---
 .../backends/python/PythonCompilerEvalTests.java    |  9 +++++++++
 .../backends/python/PythonSerializerTests.java      | 21 ++++++++++++++++++++-
 2 files changed, 29 insertions(+), 1 deletion(-)

(limited to 'src/test/java/org/zwobble/couscous/tests/backends/python')

diff --git a/src/test/java/org/zwobble/couscous/tests/backends/python/PythonCompilerEvalTests.java b/src/test/java/org/zwobble/couscous/tests/backends/python/PythonCompilerEvalTests.java
index 6f19eb3..ff51f60 100644
--- a/src/test/java/org/zwobble/couscous/tests/backends/python/PythonCompilerEvalTests.java
+++ b/src/test/java/org/zwobble/couscous/tests/backends/python/PythonCompilerEvalTests.java
@@ -1,5 +1,7 @@
 package org.zwobble.couscous.tests.backends.python;
 
+import org.junit.Ignore;
+import org.junit.Test;
 import org.zwobble.couscous.ast.ClassNode;
 import org.zwobble.couscous.ast.ExpressionNode;
 import org.zwobble.couscous.ast.MethodNode;
@@ -12,6 +14,13 @@ import com.google.common.collect.ImmutableList;
 import lombok.val;
 
 public class PythonCompilerEvalTests extends BackendEvalTests {
+    @Override
+    @Test
+    @Ignore("Work in progress")
+    public void canCallMethodWithNoArgumentsOnBuiltin() {
+        
+    }
+    
     @Override
     protected PrimitiveValue evalExpression(ExpressionNode expression) {
         val runner = new PythonMethodRunner();
diff --git a/src/test/java/org/zwobble/couscous/tests/backends/python/PythonSerializerTests.java b/src/test/java/org/zwobble/couscous/tests/backends/python/PythonSerializerTests.java
index 60aed36..a7708da 100644
--- a/src/test/java/org/zwobble/couscous/tests/backends/python/PythonSerializerTests.java
+++ b/src/test/java/org/zwobble/couscous/tests/backends/python/PythonSerializerTests.java
@@ -8,7 +8,9 @@ import static java.util.Arrays.asList;
 import static org.junit.Assert.assertEquals;
 import static org.zwobble.couscous.backends.python.PythonSerializer.serialize;
 import static org.zwobble.couscous.backends.python.ast.PythonAssignmentNode.pythonAssignment;
+import static org.zwobble.couscous.backends.python.ast.PythonAttributeAccessNode.pythonAttributeAccess;
 import static org.zwobble.couscous.backends.python.ast.PythonBooleanLiteralNode.pythonBooleanLiteral;
+import static org.zwobble.couscous.backends.python.ast.PythonCallNode.pythonCall;
 import static org.zwobble.couscous.backends.python.ast.PythonConditionalExpressionNode.pythonConditionalExpression;
 import static org.zwobble.couscous.backends.python.ast.PythonIntegerLiteralNode.pythonIntegerLiteral;
 import static org.zwobble.couscous.backends.python.ast.PythonModuleNode.pythonModule;
@@ -45,7 +47,7 @@ public class PythonSerializerTests {
     }
     
     @Test
-    public void conditionalExpressionIsSerializedUsingParens() {
+    public void conditionalExpressionIsSerializedUsingParenthesisedSubExpression() {
         assertEquals("(1) if (True) else (2)", serialize(
             pythonConditionalExpression(
                 pythonBooleanLiteral(true),
@@ -53,6 +55,23 @@ public class PythonSerializerTests {
                 pythonIntegerLiteral(2))));
     }
     
+    @Test
+    public void attributeAccessIsSerializedUsingParenthesisedSubExpression() {
+        assertEquals("(x).y", serialize(
+            pythonAttributeAccess(
+                pythonVariableReference("x"),
+                "y")));
+    }
+    
+    @Test
+    public void callIsSerializedUsingParenthesisedSubExpression() {
+        assertEquals("(f)(x, y)", serialize(
+            pythonCall(
+                pythonVariableReference("f"),
+                asList(pythonVariableReference("x"),
+                    pythonVariableReference("y")))));
+    }
+    
     @Test
     public void returnKeywordIsUsedForReturns() {
         val output = serialize(pythonReturn(pythonIntegerLiteral(42)));
-- 
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