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45 package org.netbeans.modules.ruby;
47 import java.util.ArrayList;
48 import java.util.List;
49 import org.jrubyparser.ast.Node;
50 import org.jrubyparser.ast.NodeType;
51 import org.jrubyparser.ast.INameNode;
52 import org.jrubyparser.ast.MethodDefNode;
58 public class ArityTest extends RubyTestBase {
60 public ArityTest(String testName) {
64 public void testArityMatches() {
65 assertTrue(Arity.matches(Arity.createTestArity(0, 0), Arity.createTestArity(0,0)));
66 assertTrue(Arity.matches(Arity.createTestArity(1, 1), Arity.createTestArity(1,1)));
67 assertTrue(Arity.matches(Arity.createTestArity(3, 3), Arity.createTestArity(3,5)));
68 assertTrue(Arity.matches(Arity.createTestArity(5, 5), Arity.createTestArity(3,5)));
69 assertTrue(Arity.matches(Arity.createTestArity(4, 4), Arity.createTestArity(3,5)));
70 assertTrue(Arity.matches(Arity.createTestArity(4, 4), Arity.createTestArity(3,5)));
71 assertTrue(Arity.matches(Arity.createTestArity(4, 4), Arity.createTestArity(3,5)));
72 assertTrue(Arity.matches(Arity.createTestArity(4, 4), Arity.createTestArity(0,Integer.MAX_VALUE)));
74 assertFalse(Arity.matches(Arity.createTestArity(2, 2), Arity.createTestArity(1,1)));
75 assertFalse(Arity.matches(Arity.createTestArity(2, 2), Arity.createTestArity(0,1)));
76 assertFalse(Arity.matches(Arity.createTestArity(2, 2), Arity.createTestArity(3,4)));
80 private void checkCallArity(Node root, String methodName, Arity arity) {
81 List<Node> nodes = new ArrayList<Node>();
82 AstUtilities.addNodesByType(root, new NodeType[] { NodeType.CALLNODE, NodeType.VCALLNODE, NodeType.FCALLNODE }, nodes);
83 for (Node n : nodes) {
84 assertTrue(AstUtilities.isCall(n));
85 String name = ((INameNode)n).getName();
86 if (name.equals(methodName)) {
87 assertEquals(arity, Arity.getCallArity(n));
91 assertTrue(methodName + " not found", false);
94 private void checkDefArity(Node root, String methodName, Arity arity) {
95 List<Node> nodes = new ArrayList<Node>();
96 AstUtilities.addNodesByType(root, new NodeType[] { NodeType.DEFNNODE, NodeType.DEFSNODE }, nodes);
97 for (Node n : nodes) {
98 String name = ((INameNode)n).getName();
99 if (name.equals(methodName)) {
100 assertEquals(arity, Arity.getArity((MethodDefNode) n));
104 assertTrue(methodName + " not found", false);
107 public void testCallArity() {
108 Node root = getRootNode("testfiles/arity.rb");
109 checkCallArity(root, "foo1!", Arity.createTestArity(0, 0));
110 checkCallArity(root, "foo2", Arity.createTestArity(1, 1));
111 checkCallArity(root, "foo3", Arity.createTestArity(2, 2));
112 checkCallArity(root, "foo4", Arity.createTestArity(1, Integer.MAX_VALUE));
115 public void testCallArity2() {
116 Node root = getRootNode("testfiles/arity.rb");
117 checkCallArity(root, "foo5a", Arity.createTestArity(3, Integer.MAX_VALUE));
118 checkCallArity(root, "foo5b", Arity.createTestArity(4, Integer.MAX_VALUE));
119 checkCallArity(root, "foo5c", Arity.createTestArity(4, Integer.MAX_VALUE));
122 public void testDefArity() {
123 Node root = getRootNode("testfiles/arity.rb");
124 checkDefArity(root, "foo6", Arity.createTestArity(0, 0));
125 checkDefArity(root, "foo7", Arity.createTestArity(1, 1));
126 checkDefArity(root, "foo8", Arity.createTestArity(2, 2));
127 checkDefArity(root, "foo9", Arity.createTestArity(2, 4));
128 checkDefArity(root, "foo10", Arity.createTestArity(2, Integer.MAX_VALUE));
131 public void testDefArity2() {
132 Node root = getRootNode("testfiles/arity.rb");
133 checkDefArity(root, "foo6", Arity.createTestArity(0, 0));
134 checkDefArity(root, "foo11", Arity.createTestArity(2, 3));