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package org.netbeans.modules.ruby;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import junit.framework.TestCase;
/**
*
* @author Tor Norbye
*/
public class RubyUtilsTest extends TestCase {
public RubyUtilsTest(String testName) {
super(testName);
}
public void testIsInvalidMultibytechars() {
assertTrue(RubyUtils.isSafeIdentifierName("foo_bar", 0));
assertTrue(RubyUtils.isSafeIdentifierName("FOO", 0));
assertTrue(RubyUtils.isSafeIdentifierName("foo_bar=", 0));
assertTrue(RubyUtils.isSafeIdentifierName("foo_bar?", 0));
assertTrue(RubyUtils.isSafeIdentifierName("foo_bar!", 0));
assertTrue(RubyUtils.isSafeIdentifierName("$foo", 1));
assertTrue(RubyUtils.isSafeIdentifierName("@foo", 1));
assertTrue(RubyUtils.isSafeIdentifierName("@@foo", 2));
assertFalse(RubyUtils.isSafeIdentifierName("abc\\u1234", 0));
assertFalse(RubyUtils.isSafeIdentifierName("Torbjørn", 0));
}
public void testCamelToUnderlinedName() {
assertEquals("foo", RubyUtils.camelToUnderlinedName("Foo"));
assertEquals("foo", RubyUtils.camelToUnderlinedName("foo"));
assertEquals("foo_bar", RubyUtils.camelToUnderlinedName("FooBar"));
assertEquals("test_class", RubyUtils.camelToUnderlinedName("TestClass"));
assertEquals("test_class", RubyUtils.camelToUnderlinedName("Test_Class"));
assertEquals("_my_class", RubyUtils.camelToUnderlinedName("_MyClass"));
assertEquals("t_n", RubyUtils.camelToUnderlinedName("TN"));
assertEquals("t_n_t", RubyUtils.camelToUnderlinedName("TNT"));
}
public void testUnderlinedToCamelName() {
assertEquals("Foo", RubyUtils.underlinedNameToCamel("foo"));
assertEquals("FooBar", RubyUtils.underlinedNameToCamel("foo_bar"));
assertEquals("Foo::BarBaz", RubyUtils.underlinedNameToCamel("foo/bar_baz"));
assertEquals("JavaScriptMacrosHelper", RubyUtils.underlinedNameToCamel("java_script_macros_helper"));
}
public void testModuleStrings() {
assertTrue(RubyUtils.isValidConstantFQN("A"));
assertTrue(RubyUtils.isValidConstantFQN("AB::B::C"));
assertTrue(RubyUtils.isValidConstantFQN("Abc::D1_3"));
assertFalse(RubyUtils.isValidConstantFQN("Abc::1_3"));
assertFalse(RubyUtils.isValidConstantFQN("Abc:D1_3"));
assertFalse(RubyUtils.isValidConstantFQN(""));
assertFalse(RubyUtils.isValidConstantFQN("@foo"));
assertFalse(RubyUtils.isValidConstantFQN("1::B"));
}
public void testClassIdentifiers() {
assertTrue(RubyUtils.isValidConstantName("A"));
assertTrue(RubyUtils.isValidConstantName("AB"));
assertTrue(RubyUtils.isValidConstantName("Abc"));
assertTrue(!RubyUtils.isValidConstantName(""));
assertTrue(!RubyUtils.isValidConstantName("abc"));
assertTrue(!RubyUtils.isValidConstantName(" Abc"));
assertTrue(!RubyUtils.isValidConstantName(":Abc"));
assertTrue(!RubyUtils.isValidConstantName("def"));
}
public void testMethodIdentifiers() {
assertTrue(RubyUtils.isValidRubyMethodName("a"));
assertTrue(RubyUtils.isValidRubyMethodName("ab"));
assertTrue(RubyUtils.isValidRubyMethodName("ab_"));
assertTrue(RubyUtils.isValidRubyMethodName("cde?"));
assertTrue(RubyUtils.isValidRubyMethodName("[]"));
assertTrue(RubyUtils.isValidRubyMethodName("[]="));
assertTrue(RubyUtils.isValidRubyMethodName("-"));
assertTrue(RubyUtils.isValidRubyMethodName("+"));
assertTrue(RubyUtils.isValidRubyMethodName("<=>"));
assertTrue(RubyUtils.isValidRubyMethodName("<="));
assertTrue(RubyUtils.isValidRubyMethodName("`"));
assertTrue(!RubyUtils.isValidRubyMethodName("Abc"));
assertTrue(!RubyUtils.isValidRubyMethodName(" def"));
assertTrue(!RubyUtils.isValidRubyMethodName(""));
assertTrue(!RubyUtils.isValidRubyMethodName("ijk "));
assertTrue(!RubyUtils.isValidRubyMethodName("=>"));
assertTrue(!RubyUtils.isValidRubyMethodName("^^"));
assertTrue(!RubyUtils.isValidRubyMethodName("***"));
assertTrue(!RubyUtils.isValidRubyMethodName(".."));
assertTrue(!RubyUtils.isValidRubyMethodName("["));
assertTrue(RubyUtils.isValidRubyMethodName("abc?"));
assertTrue(RubyUtils.isValidRubyMethodName("abc="));
assertTrue(RubyUtils.isValidRubyMethodName("abc!"));
assertTrue(!RubyUtils.isValidRubyMethodName("ab!c"));
assertTrue(!RubyUtils.isValidRubyMethodName("ab?c"));
assertTrue(!RubyUtils.isValidRubyMethodName("ab=c"));
assertTrue(RubyUtils.isValidRubyMethodName("abc"));
assertTrue(RubyUtils.isValidRubyMethodName("ab_c"));
assertTrue(RubyUtils.isValidRubyMethodName("_abc"));
assertTrue(RubyUtils.isValidRubyMethodName("abc3"));
assertTrue(RubyUtils.isValidRubyMethodName("abcDef"));
// keywords
for (String s : RUBY_BUILTINS) {
assertTrue(!RubyUtils.isValidRubyMethodName(s));
assertTrue(!RubyUtils.isValidConstantName(s));
}
}
public void testLocalVars() {
assertTrue(!RubyUtils.isValidRubyLocalVarName("Abc"));
assertTrue(!RubyUtils.isValidRubyLocalVarName("abc "));
assertTrue(!RubyUtils.isValidRubyLocalVarName("ab!c"));
assertTrue(!RubyUtils.isValidRubyLocalVarName("ab?c"));
assertTrue(!RubyUtils.isValidRubyLocalVarName("ab=c"));
assertTrue(RubyUtils.isValidRubyLocalVarName("abc"));
assertTrue(!RubyUtils.isValidRubyLocalVarName("abc?"));
assertTrue(!RubyUtils.isValidRubyLocalVarName("abc="));
assertTrue(!RubyUtils.isValidRubyLocalVarName("abc!"));
assertTrue(RubyUtils.isValidRubyLocalVarName("ab_c"));
assertTrue(RubyUtils.isValidRubyLocalVarName("_abc"));
assertTrue(RubyUtils.isValidRubyLocalVarName("abc3"));
assertTrue(RubyUtils.isValidRubyLocalVarName("abcDef"));
}
public void testNumericIdentifiers() {
assertFalse(RubyUtils.isSafeIdentifierName("1", 0));
assertFalse(RubyUtils.isSafeIdentifierName("1a", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@1", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@1a", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@@1", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@@1a", 0));
assertFalse(RubyUtils.isSafeIdentifierName("$1", 0));
assertFalse(RubyUtils.isSafeIdentifierName("$1a", 0));
assertFalse(RubyUtils.isSafeIdentifierName(":1", 0));
assertFalse(RubyUtils.isSafeIdentifierName(":1a", 0));
assertTrue(RubyUtils.isSafeIdentifierName("a1", 0));
assertTrue(RubyUtils.isSafeIdentifierName("@a1", 0));
assertTrue(RubyUtils.isSafeIdentifierName("@@a1", 0));
assertTrue(RubyUtils.isSafeIdentifierName(":a1", 0));
assertTrue(RubyUtils.isSafeIdentifierName("$a1", 0));
}
public void testVariableNameAndKind() {
assertTrue(RubyUtils.isSafeIdentifierName("a", 0));
assertTrue(RubyUtils.isSafeIdentifierName("@a", 0));
assertTrue(RubyUtils.isSafeIdentifierName("@@a", 0));
assertTrue(RubyUtils.isSafeIdentifierName(":a", 0));
assertTrue(RubyUtils.isSafeIdentifierName("$a", 0));
assertFalse(RubyUtils.isSafeIdentifierName("", 0));
assertFalse(RubyUtils.isSafeIdentifierName(" ", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@@", 0));
assertFalse(RubyUtils.isSafeIdentifierName("$", 0));
assertFalse(RubyUtils.isSafeIdentifierName(":", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@@@", 0));
assertFalse(RubyUtils.isSafeIdentifierName("@@@a", 0));
assertFalse(RubyUtils.isSafeIdentifierName("$$", 0));
assertFalse(RubyUtils.isSafeIdentifierName("$$a", 0));
assertFalse(RubyUtils.isSafeIdentifierName("::", 0));
assertFalse(RubyUtils.isSafeIdentifierName("::a", 0));
}
private static final String[] RUBY_BUILTINS =
new String[] {
// Keywords
"alias", "and", "BEGIN", "begin", "break", "case", "class", "def", "defined?", "do",
"else", "elsif", "END", "end", "ensure", "false", "for", "if", "in", "module", "next",
"nil", "not", "or", "redo", "rescue", "retry", "return", "self", "super", "then", "true",
"undef", "unless", "until", "when", "while", "yield",
};
public void testParseConstantName() {
assertEquals(Arrays.asList("Kernel", "RED"), Arrays.asList(RubyUtils.parseConstantName("RED")));
assertEquals(Arrays.asList("Colors", "RED"), Arrays.asList(RubyUtils.parseConstantName("Colors::RED")));
assertEquals(Arrays.asList("HTML::Colors", "RED"), Arrays.asList(RubyUtils.parseConstantName("HTML::Colors::RED")));
}
public void testJoin() {
assertEquals("one, two, three", RubyUtils.join(new String[]{"one", "two", "three"}, ", "));
assertEquals("", RubyUtils.join(Collections.<String>emptySet(), ", "));
}
public void testIsRails23OrHigher() {
String actionmailer210 = "/usr/lib/ruby/gems/1.8/gems/actionmailer-2.1.0/something";
String actionmailer222 = "/usr/lib/ruby/gems/1.8/gems/actionmailer-2.2.2/something";
String actionmailer232 = "/usr/lib/ruby/gems/1.8/gems/actionmailer-2.3.2/something";
String activesupport21 = "/usr/lib/ruby/gems/1.8/gems/activesupport-2.1/something";
String activesupport222 = "/usr/lib/ruby/gems/1.8/gems/activesupport-2.2.2/something";
String activesupport232 = "/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.2/something";
String activesupport24 = "/usr/lib/ruby/gems/1.8/gems/activesupport-2.4/something";
String activemodel300beta = "/usr/lib/ruby/gems/1.8/gems/activemodel-3.0.0.beta/something";
String activemodel300 = "/usr/lib/ruby/gems/1.8/gems/activemodel-3.0.0/something";
String notRails = "/usr/lib/ruby/gems/1.8/gems/gemmy-2.3.2/something";
assertFalse(RubyUtils.isRails23OrHigher(actionmailer210));
assertFalse(RubyUtils.isRails23OrHigher(actionmailer222));
assertTrue(RubyUtils.isRails23OrHigher(actionmailer232));
assertFalse(RubyUtils.isRails23OrHigher(activesupport21));
assertFalse(RubyUtils.isRails23OrHigher(activesupport222));
assertTrue(RubyUtils.isRails23OrHigher(activesupport232));
assertTrue(RubyUtils.isRails23OrHigher(activesupport24));
assertTrue(RubyUtils.isRails23OrHigher(activemodel300));
assertTrue(RubyUtils.isRails23OrHigher(activemodel300beta));
assertFalse(RubyUtils.isRails23OrHigher(notRails));
}
public void testGetParentModules() {
List<String> result = RubyUtils.getParentModules("Foo::Bar::Baz::Qux");
assertEquals(3, result.size());
assertEquals("Foo::Bar::Baz", result.get(0));
assertEquals("Foo::Bar", result.get(1));
assertEquals("Foo", result.get(2));
result = RubyUtils.getParentModules("Qux::");
assertEquals(1, result.size());
assertEquals("Qux", result.get(0));
result = RubyUtils.getParentModules("Qux");
assertTrue(result.isEmpty());
result = RubyUtils.getParentModules("");
assertTrue(result.isEmpty());
}
public void testBaseName() {
assertEquals("Users", RubyUtils.baseName("UsersController"));
assertEquals("Users", RubyUtils.baseName("Users"));
}
public void testControllerName() {
assertEquals("UsersController", RubyUtils.controllerName("Users"));
assertEquals("UsersController", RubyUtils.controllerName("UsersController"));
}
public void testHelperName() {
assertEquals("UsersHelper", RubyUtils.helperName("UsersController"));
assertEquals("UsersHelper", RubyUtils.helperName("Users"));
}
public void testAddToArray() {
String[] arr = {"a", "b", "c"};
assertEquals(arr, RubyUtils.addToArray(arr));
String[] result = RubyUtils.addToArray(arr, "d", "e");
assertEquals(5, result.length);
assertEquals("a", result[0]);
assertEquals("d", result[3]);
assertEquals("e", result[4]);
}
}