/*
* Copyright 2015 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.common.css.compiler.passes;
import com.google.common.collect.ImmutableSet;
import com.google.common.css.compiler.passes.testing.PassesTestBase;
import java.util.Collections;
/**
* Unit tests for {@link LoopVariableReplacementPass}.
*/
public class LoopVariableReplacementPassTest extends PassesTestBase {
private static final int LOOP_ID = 3;
@Override
protected void runPass() {
new CreateDefinitionNodes(tree.getMutatingVisitController(), errorManager).runPass();
new CreateConstantReferences(tree.getMutatingVisitController()).runPass();
}
public void testClassRenaming() throws Exception {
parseAndRun(".foo-$i {}");
new LoopVariableReplacementPass(
"$i", 3, Collections.<String>emptySet(), tree.getMutatingVisitController(), LOOP_ID)
.runPass();
checkTreeDebugString("[[.foo-3]{[]}]");
}
public void testVariableInProperty() throws Exception {
parseAndRun(".foo { top: $i; }");
new LoopVariableReplacementPass(
"$i", 3, Collections.<String>emptySet(), tree.getMutatingVisitController(), LOOP_ID)
.runPass();
checkTreeDebugString("[[.foo]{[top:[[3]];]}]");
}
public void testVariableInArgument() throws Exception {
parseAndRun(".foo { top: mult($i, 4); }");
new LoopVariableReplacementPass(
"$i", 5, Collections.<String>emptySet(), tree.getMutatingVisitController(), LOOP_ID)
.runPass();
checkTreeDebugString("[[.foo]{[top:[mult(5,4)];]}]");
}
public void testDefinitionReplacement() throws Exception {
parseAndRun("@def XXX $i; .foo { top: XXX; }");
new LoopVariableReplacementPass(
"$i", 2, ImmutableSet.of("XXX"), tree.getMutatingVisitController(), LOOP_ID).runPass();
checkTreeDebugString("[@def XXX__LOOP3__2 [[2]];[.foo]{[top:[[XXX__LOOP3__2]];]}]");
}
public void testBasicPseudoClassReplacement() throws Exception {
parseAndRun(".foo:nth_child($i) { top: 0; }");
new LoopVariableReplacementPass(
"$i", 2, Collections.<String>emptySet(), tree.getMutatingVisitController(), LOOP_ID)
.runPass();
checkTreeDebugString("[[.foo:nth_child(2)]{[top:[[0]];]}]");
}
public void testArgumentAOnlyPseudoClassReplacement() throws Exception {
parseAndRun(".foo:nth_child(-$in) { top: 0; }");
new LoopVariableReplacementPass(
"$i", 2, Collections.<String>emptySet(), tree.getMutatingVisitController(), LOOP_ID)
.runPass();
checkTreeDebugString("[[.foo:nth_child(-2n)]{[top:[[0]];]}]");
}
public void testBothArgumentPseudoClassReplacement() throws Exception {
parseAndRun(".foo:nth_child($in + $i) { top: 0; }");
new LoopVariableReplacementPass(
"$i", 2, Collections.<String>emptySet(), tree.getMutatingVisitController(), LOOP_ID)
.runPass();
checkTreeDebugString("[[.foo:nth_child(2n+2)]{[top:[[0]];]}]");
}
}