com.google.errorprone.bugpatterns.testdata.BadImportPositiveCases.java Source code

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Here is the source code for com.google.errorprone.bugpatterns.testdata.BadImportPositiveCases.java

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/*
 * Copyright 2018 The Error Prone Authors.
 *
 * 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.errorprone.bugpatterns.testdata;

import static com.google.errorprone.bugpatterns.testdata.BadImportPositiveCases.Example.INSTANCE;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableList.Builder;

/**
 * Tests for {@link BadImport}.
 *
 * @author awturner@google.com (Andy Turner)
 */
class BadImportPositiveCases {
    public void variableDeclarations() {
        // Only the first match is reported; but all occurrences are fixed.
        // BUG: Diagnostic contains: ImmutableList.Builder
        Builder<String> qualified;
        Builder raw;
    }

    public void variableDeclarationsNestedGenerics() {
        Builder<Builder<String>> builder1;
        Builder<Builder> builder1Raw;
        ImmutableList.Builder<Builder<String>> builder2;
        ImmutableList.Builder<Builder> builder2Raw;
    }

    public void newClass() {
        new Builder<String>();
        new Builder<Builder<String>>();
    }

    Builder<String> returnGenericExplicit() {
        return new Builder<String>();
    }

    Builder<String> returnGenericDiamond() {
        return new Builder<>();
    }

    Builder returnRaw() {
        return new Builder();
    }

    void classLiteral() {
        System.out.println(Builder.class);
    }

    public void enumSwitch() {
        // BUG: Diagnostic contains: Example.INSTANCE
        Example object = INSTANCE;

        switch (object) {
        case INSTANCE: // This line should be left alone.
            break;
        }
    }

    enum Example {
        INSTANCE
    }
}