/*
* Copyright 2014 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.gwt.resources.gss;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import com.google.gwt.thirdparty.common.css.compiler.ast.CssTree;
import com.google.gwt.thirdparty.common.css.compiler.ast.ErrorManager;
import com.google.gwt.thirdparty.common.css.compiler.ast.GssError;
import com.google.gwt.thirdparty.common.css.compiler.ast.MutatingVisitController;
import com.google.gwt.thirdparty.common.css.compiler.passes.CreateConditionalNodes;
import com.google.gwt.thirdparty.common.css.compiler.passes.CreateDefinitionNodes;
import com.google.gwt.thirdparty.guava.common.collect.Sets;
import org.mockito.verification.VerificationMode;
/**
* Test class for {@link ValidateRuntimeConditionalNode}.
*/
public class ValidateRuntimeConditionalNodeTest extends BaseGssTest {
public void testValidRuntimeConditional() {
// given
CssTree cssTree = parseAndBuildTree(lines(
"@if (eval('com.foo.BAR')) {",
" .foo {",
" padding: 5px;",
" }",
" @if (is('ie9')) {",
" .foo {",
" padding: 55px;",
" }",
" }",
"}",
"@elseif (eval('com.foo.bar()')) {",
" @if (eval('com.foo.FOO')) {",
" .foo {",
" padding: 15px;",
" }",
" }",
" @else{",
" .foo {",
" padding: 15px;",
" }",
" }",
"}",
"@if (is('ie6')) {",
" .foo {",
" padding: 25px;",
" }",
"}",
"@elseif (eval('com.foo.BAR')) {",
" .foo {",
" padding: 35px;",
" }",
"}"));
ErrorManager errorManager = mock(ErrorManager.class);
boolean lenient = false;
ValidateRuntimeConditionalNode visitor = new ValidateRuntimeConditionalNode(
cssTree.getMutatingVisitController(), errorManager, lenient);
// when
visitor.runPass();
// then
verify(errorManager, never()).report(any(GssError.class));
verify(errorManager, never()).reportWarning(any(GssError.class));
}
public void testInvalidRuntimeConditionalWithExternalAtRuleLenient() {
testInvalidRuntimeConditionalWithExternal(true);
}
public void testInvalidRuntimeConditionalWithExternalAtRuleNotLenient() {
testInvalidRuntimeConditionalWithExternal(false);
}
private void testInvalidRuntimeConditionalWithExternal(boolean lenient) {
// given
CssTree cssTree = parseAndBuildTree(lines(
"@if (eval('com.foo.BAR')) {",
" @external foo;",
"}"));
ErrorManager errorManager = mock(ErrorManager.class);
ValidateRuntimeConditionalNode visitor = new ValidateRuntimeConditionalNode(
cssTree.getMutatingVisitController(), errorManager, lenient);
// when
visitor.runPass();
// then
VerificationMode error = lenient ? never() : times(1);
VerificationMode warning = lenient ? times(1) : never();
verify(errorManager, error).report(any(GssError.class));
verify(errorManager, warning).reportWarning(any(GssError.class));
}
public void testInvalidRuntimeConditionalWithConstantDefLenient() {
testInvalidRuntimeConditionalWithConstantDef(true);
}
public void testInvalidRuntimeConditionalWithConstantDefNotLenient() {
testInvalidRuntimeConditionalWithConstantDef(false);
}
private void testInvalidRuntimeConditionalWithConstantDef(boolean lenient) {
// given
CssTree cssTree = parseAndBuildTree(lines(
"@if (eval('com.foo.BAR')) {",
" @def FOO 5px;",
"}"));
ErrorManager errorManager = mock(ErrorManager.class);
ValidateRuntimeConditionalNode visitor = new ValidateRuntimeConditionalNode(
cssTree.getMutatingVisitController(), errorManager, lenient);
// when
visitor.runPass();
// then
VerificationMode error = lenient ? never() : times(1);
VerificationMode warning = lenient ? times(1) : never();
verify(errorManager, error).report(any(GssError.class));
verify(errorManager, warning).reportWarning(any(GssError.class));
}
public void testValidCompileTimeConditionalWithConstantDef() {
// given
CssTree cssTree = parseAndBuildTree(lines(
"@if (is('foo', 'bar')) {",
" @def FOO 5px;",
"}"));
ErrorManager errorManager = mock(ErrorManager.class);
ValidateRuntimeConditionalNode visitor = new ValidateRuntimeConditionalNode(
cssTree.getMutatingVisitController(), errorManager, false);
// when
visitor.runPass();
// then
verify(errorManager, never()).report(any(GssError.class));
verify(errorManager, never()).reportWarning(any(GssError.class));
}
public void testValidCompileTimeConditionalWithExternal() {
// given
CssTree cssTree = parseAndBuildTree(lines(
"@if (is('foo', 'bar')) {",
" @external bar;",
"}"));
ErrorManager errorManager = mock(ErrorManager.class);
ValidateRuntimeConditionalNode visitor = new ValidateRuntimeConditionalNode(
cssTree.getMutatingVisitController(), errorManager, false);
// when
visitor.runPass();
// then
verify(errorManager, never()).report(any(GssError.class));
verify(errorManager, never()).reportWarning(any(GssError.class));
}
@Override
protected void runPassesOnNewTree(CssTree cssTree, ErrorManager errorManager) {
MutatingVisitController mutatingVisitController = cssTree.getMutatingVisitController();
new CreateDefinitionNodes(mutatingVisitController, errorManager).runPass();
new CreateConditionalNodes(mutatingVisitController, errorManager).runPass();
new CreateRuntimeConditionalNodes(mutatingVisitController).runPass();
new PermutationsCollector(mutatingVisitController, errorManager).runPass();
RuntimeConditionalBlockCollector runtimeConditionalBlockCollector = new
RuntimeConditionalBlockCollector(mutatingVisitController);
runtimeConditionalBlockCollector.runPass();
new ExtendedEliminateConditionalNodes(mutatingVisitController, Sets.newHashSet("foo:bar"),
runtimeConditionalBlockCollector.getRuntimeConditionalBlock()).runPass();
}
}