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/*******************************************************************************
* Copyright (c) 2005-2009 itemis AG (http://www.itemis.eu) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
*******************************************************************************/
package org.eclipse.xtend.expression.codeassist;
import junit.framework.TestCase;
import org.eclipse.internal.xtend.expression.codeassist.ExpressionProposalComputer;
import org.eclipse.xtend.expression.ExecutionContext;
import org.eclipse.xtend.expression.ExecutionContextImpl;
import org.eclipse.xtend.expression.Variable;
public class ExpressionProposalComputerTest extends TestCase {
@Override
protected void setUp() throws Exception {
super.setUp();
}
public final void testComputePrefixAndTargetExpression1() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("test");
assertEquals("test", s[0]);
assertNull(s[1]);
}
public final void testComputePrefixAndTargetExpression2() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("test.th");
assertEquals("th", s[0]);
assertEquals("test", s[1]);
}
public final void testComputePrefixAndTargetExpression3() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("test.the.computer.now");
assertEquals("now", s[0]);
assertEquals("test.the.computer", s[1]);
}
public final void testComputePrefixAndTargetExpression4() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("test(true,\nfalse()).next");
assertEquals("next", s[0]);
assertEquals("test(true,\nfalse())", s[1]);
}
public final void testComputePrefixAndTargetExpression5() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("bdlfsdfows test. bla({}).");
assertEquals("", s[0]);
assertEquals("test. bla({})", s[1]);
}
public final void testComputePrefixAndTargetExpression6() {
final String[] s = ExpressionProposalComputer
.computePrefixAndTargetExpression("test(true, {false, 'hallo',stuff.");
assertEquals("", s[0]);
assertEquals("stuff", s[1]);
}
public final void testComputePrefixAndTargetExpression7() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("rfq.*test");
assertEquals("test", s[0]);
assertEquals(null, s[1]);
}
public final void testComputePrefixAndTargetExpression8() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("\\x");
assertEquals("x", s[0]);
assertEquals(null, s[1]);
}
public final void testComputePrefixAndTargetExpression9() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("FOREACH (Set[EPackage])e.all");
assertEquals("all", s[0]);
assertEquals("e", s[1]);
}
public final void testComputePrefixAndTargetExpression10() {
final String[] s = ExpressionProposalComputer.computePrefixAndTargetExpression("TEST ");
assertEquals("", s[0]);
assertEquals(null, s[1]);
}
public final void testSetInState() {
ExecutionContextImpl ctx = new ExecutionContextImpl();
ctx = (ExecutionContextImpl) ctx.cloneWithVariable(new Variable("v", ctx.getListType(ctx.getStringType())));
final String s = "v.select(e| true";
ctx = (ExecutionContextImpl) ExpressionProposalComputer.computeExecutionContext(s, ctx);
assertEquals(2, ctx.getVisibleVariables().size());
assertEquals(ctx.getListType(ctx.getStringType()), ctx.getVariable("v").getValue());
assertEquals(ctx.getStringType(), ctx.getVariable("e").getValue());
}
public final void testSetInState1() {
ExecutionContextImpl ctx = new ExecutionContextImpl();
ctx = (ExecutionContextImpl) ctx.cloneWithVariable(new Variable("v", ctx.getListType(ctx.getStringType())));
final String s = "v.select(e| true)";
ctx = (ExecutionContextImpl) ExpressionProposalComputer.computeExecutionContext(s, ctx);
assertEquals(1, ctx.getVisibleVariables().size());
assertEquals(ctx.getListType(ctx.getStringType()), ctx.getVariable("v").getValue());
}
public final void testSetInState2() {
ExecutionContextImpl ctx = new ExecutionContextImpl();
ctx = (ExecutionContextImpl) ctx.cloneWithVariable(new Variable("v", ctx.getListType(ctx.getStringType())));
final String s = "v.select(e| ((List[Boolean]){true}).collect(e|";
ctx = (ExecutionContextImpl) ExpressionProposalComputer.computeExecutionContext(s, ctx);
assertEquals(2, ctx.getVisibleVariables().size());
assertEquals(ctx.getListType(ctx.getStringType()), ctx.getVariable("v").getValue());
assertEquals(ctx.getBooleanType(), ctx.getVariable("e").getValue());
}
public final void testSetInState3() {
ExecutionContextImpl ctx = new ExecutionContextImpl();
ctx = (ExecutionContextImpl) ctx.cloneWithVariable(new Variable("v", ctx.getListType(ctx.getStringType())));
final String s = "v.select(e| ((List[Boolean]){true}).collect(b|";
ctx = (ExecutionContextImpl) ExpressionProposalComputer.computeExecutionContext(s, ctx);
assertEquals(3, ctx.getVisibleVariables().size());
assertEquals(ctx.getListType(ctx.getStringType()), ctx.getVariable("v").getValue());
assertEquals(ctx.getStringType(), ctx.getVariable("e").getValue());
assertEquals(ctx.getBooleanType(), ctx.getVariable("b").getValue());
}
public final void testSetInState4() {
ExecutionContextImpl ctx = new ExecutionContextImpl();
ctx = (ExecutionContextImpl) ctx.cloneWithVariable(new Variable(ExecutionContext.IMPLICIT_VARIABLE, ctx
.getListType(ctx.getStringType())));
final String s = "select(e| ((List[Boolean]){true}).collect(b|";
ctx = (ExecutionContextImpl) ExpressionProposalComputer.computeExecutionContext(s, ctx);
assertEquals(3, ctx.getVisibleVariables().size());
assertEquals(ctx.getListType(ctx.getStringType()), ctx.getVariable(ExecutionContext.IMPLICIT_VARIABLE)
.getValue());
assertEquals(ctx.getStringType(), ctx.getVariable("e").getValue());
assertEquals(ctx.getBooleanType(), ctx.getVariable("b").getValue());
}
public final void testSetInState5() {
ExecutionContextImpl ctx = new ExecutionContextImpl();
ctx = (ExecutionContextImpl) ctx.cloneWithVariable(new Variable(ExecutionContext.IMPLICIT_VARIABLE, ctx
.getListType(ctx.getStringType())));
final String s = "let x = 'test' : select(e| ((List[Boolean]){true}).collect(b|";
ctx = (ExecutionContextImpl) ExpressionProposalComputer.computeExecutionContext(s, ctx);
assertEquals(4, ctx.getVisibleVariables().size());
assertEquals(ctx.getListType(ctx.getStringType()), ctx.getVariable(ExecutionContext.IMPLICIT_VARIABLE)
.getValue());
assertEquals(ctx.getStringType(), ctx.getVariable("e").getValue());
assertEquals(ctx.getBooleanType(), ctx.getVariable("b").getValue());
assertEquals(ctx.getStringType(), ctx.getVariable("x").getValue());
}
}
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