buildSrc/src/test/kotlin/androidx/build/VersionTest.kt

/*
 * Copyright 2018 The Android Open Source Project
 *
 * 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 androidx.build

import org.junit.Assert.assertEquals
import org.junit.Test
import org.junit.runner.RunWith
import org.junit.runners.JUnit4

@RunWith(JUnit4::class)
class VersionTest {
    @Test
    fun testComparisons() {
        assert(true > false)

        val version2600 = Version("26.0.0")
        val version2610 = Version("26.1.0")
        val version2611 = Version("26.1.1")
        val version2620 = Version("26.2.0")
        val version2621 = Version("26.2.1")
        val version2700 = Version("27.0.0")
        val version2700SNAPSHOT = Version("27.0.0-SNAPSHOT")
        val version2700TNAPSHOT = Version("27.0.0-TNAPSHOT")

        assertEquals(version2600, version2600)

        assert(version2600 < version2700)

        assert(version2600 < version2700)

        assert(version2610 < version2611)
        assert(version2610 < version2620)
        assert(version2610 < version2621)
        assert(version2610 < version2700)

        assert(version2611 < version2620)
        assert(version2611 < version2621)
        assert(version2611 < version2700)

        assert(version2700 > version2600)
        assert(version2700 > version2700SNAPSHOT)
        assert(version2700SNAPSHOT < version2700)

        assert(version2700TNAPSHOT > version2700SNAPSHOT)
        assert(version2700SNAPSHOT < version2700TNAPSHOT)
    }
}