/*
* Copyright 2008 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.ast.FunctionalTestBase;
import java.util.Set;
/**
* Unit tests for {@link EliminateConditionalNodes}.
*
*/
public class EliminateConditionalNodesTest extends FunctionalTestBase {
private Set<String> trueConditions;
public void testSimple1() {
trueConditions = ImmutableSet.of("COND");
testTreeConstruction(
"@if COND {"
+ " foo { top : expression('cond') }"
+ "} @else {"
+ " foo { top : expression('!cond') }"
+ "}",
"[[foo]{[top:[expression('cond')]]}]");
}
public void testSimple2() {
trueConditions = ImmutableSet.<String>of();
testTreeConstruction(
"@if COND {"
+ " foo { top : expression('cond') }"
+ "} @else {"
+ " foo { top : expression('!cond') }"
+ "}",
"[[foo]{[top:[expression('!cond')]]}]");
}
public void testSimple3() {
trueConditions = ImmutableSet.of("!COND1");
testTreeConstruction(
"@if COND1 {"
+ " foo { top : expression('cond1') }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[top:[expression]]}]");
}
public void testSimple4() {
trueConditions = ImmutableSet.of("COND3");
testTreeConstruction(
"@if COND1 {"
+ " foo { top : expression('cond1') }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[top:[expression]]}]");
}
public void testSimple5() {
trueConditions = ImmutableSet.<String>of();
testTreeConstruction(
"@if COND1 {"
+ " foo { top : expression('cond1') }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[top:[expression]]}]");
}
public void testSimple6() {
trueConditions = ImmutableSet.of("COND3");
testTreeConstruction(
"@if COND1 {"
+ " foo { top : expression('cond1') }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[top:[expression]]}]");
}
public void testSimple7() {
trueConditions = ImmutableSet.of("COND1");
testTreeConstruction(
"@if COND1 {"
+ " foo { top : expression('cond1') }"
+ "}"
+ "@if !COND2 {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[top:[expression('cond1')]]}, "
+ "[foo]{[top:[expression]]}]");
}
public void testComplex1() {
trueConditions = ImmutableSet.of("COND1", "!COND2");
testTreeConstruction(
"@if COND1 {"
+ " @if COND2 {"
+ " @def COLOR red;"
+ " foo { color: COLOR }"
+ " } @else {"
+ " foo { border: 2px }"
+ " }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[border:[2px]]}]");
}
public void testComplex2() {
trueConditions = ImmutableSet.of("COND1", "COND2");
testTreeConstruction(
"@if COND1 {"
+ " @if COND2 {"
+ " @def COLOR red;"
+ " foo { color: COLOR }"
+ " } @else {"
+ " foo { border: 2px }"
+ " }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[@def COLOR [red], [foo]{[color:[COLOR]]}]");
}
public void testComplex3() {
trueConditions = ImmutableSet.of("COND2");
testTreeConstruction(
"@if COND1 {"
+ " @if COND2 {"
+ " @def COLOR red;"
+ " foo { color: COLOR }"
+ " } @else {"
+ " foo { border: 2px }"
+ " }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[top:[expression('cond2')]]}]");
}
public void testComplex4() {
trueConditions = ImmutableSet.of("COND1", "COND3");
testTreeConstruction(
"@if COND1 {"
+ " @if COND2 {"
+ " @def COLOR red;"
+ " foo { color: COLOR }"
+ " } @elseif COND3 {"
+ " foo { border: 2px }"
+ " }"
+ "} @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ "} @else {"
+ " foo { top : expression }"
+ "}",
"[[foo]{[border:[2px]]}]");
}
public void testComplex5() {
trueConditions = ImmutableSet.of("COND1", "COND3");
testTreeConstruction(
"@media print {"
+ " @if COND1 {"
+ " @if COND2 {"
+ " @def COLOR red;"
+ " foo { color: COLOR }"
+ " } @elseif COND3 {"
+ " foo { border: 2px }"
+ " }"
+ " } @elseif COND2 {"
+ " foo { top : expression('cond2') }"
+ " } @else {"
+ " foo { top : expression }"
+ " }"
+ "}",
"[@media[print]{[[foo]{[border:[2px]]}]}]");
}
@Override
protected void runPass() {
EliminateConditionalNodes pass = new EliminateConditionalNodes(
tree.getMutatingVisitController(), trueConditions);
pass.runPass();
}
}