lmdbjava/src/test/java/org/lmdbjava/MaskedFlagTest.java at master · lmdbjava/lmdbjava · GitHub

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* 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 org.lmdbjava;

import static org.assertj.core.api.Assertions.assertThat;

import static org.lmdbjava.EnvFlags.MDB_FIXEDMAP;

import static org.lmdbjava.EnvFlags.MDB_NOSYNC;

import static org.lmdbjava.EnvFlags.MDB_RDONLY_ENV;

import static org.lmdbjava.MaskedFlag.isSet;

import static org.lmdbjava.MaskedFlag.mask;

import org.junit.jupiter.api.Test;

/** Test {@link MaskedFlag}. */

public final class MaskedFlagTest {

@Test

void isSetOperates() {

assertThat(isSet(0, MDB_NOSYNC)).isFalse();

assertThat(isSet(0, MDB_FIXEDMAP)).isFalse();

assertThat(isSet(0, MDB_RDONLY_ENV)).isFalse();

assertThat(isSet(MDB_FIXEDMAP.getMask(), MDB_NOSYNC)).isFalse();

assertThat(isSet(MDB_FIXEDMAP.getMask(), MDB_FIXEDMAP)).isTrue();

assertThat(isSet(MDB_FIXEDMAP.getMask(), MDB_RDONLY_ENV)).isFalse();

assertThat(isSet(MDB_NOSYNC.getMask(), MDB_NOSYNC)).isTrue();

assertThat(isSet(MDB_NOSYNC.getMask(), MDB_FIXEDMAP)).isFalse();

assertThat(isSet(MDB_NOSYNC.getMask(), MDB_RDONLY_ENV)).isFalse();

final int syncFixed = mask(MDB_NOSYNC, MDB_FIXEDMAP);

assertThat(isSet(syncFixed, MDB_NOSYNC)).isTrue();

assertThat(isSet(syncFixed, MDB_FIXEDMAP)).isTrue();

assertThat(isSet(syncFixed, MDB_RDONLY_ENV)).isFalse();

}

@Test

void masking() {

final EnvFlags[] nullFlags = null;

assertThat(mask(nullFlags)).isEqualTo(0);

final EnvFlags[] emptyFlags = new EnvFlags[] {};

assertThat(mask(emptyFlags)).isEqualTo(0);

final EnvFlags[] nullElementZero = new EnvFlags[] {null};

assertThat(nullElementZero.length).isEqualTo(1);

assertThat(mask(nullElementZero)).isEqualTo(0);

assertThat(mask(MDB_NOSYNC)).isEqualTo(MDB_NOSYNC.getMask());

final int expected = MDB_NOSYNC.getMask() + MDB_FIXEDMAP.getMask();

assertThat(mask(MDB_NOSYNC, MDB_FIXEDMAP)).isEqualTo(expected);

}

lmdbjava/src/test/java/org/lmdbjava/MaskedFlagTest.java at master · lmdbjava/lmdbjava · GitHub

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