79 lines
2.4 KiB
Kotlin
79 lines
2.4 KiB
Kotlin
package com.keylesspalace.tusky
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import com.keylesspalace.tusky.util.dec
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import com.keylesspalace.tusky.util.inc
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import com.keylesspalace.tusky.util.isLessThan
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import com.keylesspalace.tusky.util.isLessThanOrEqual
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import org.junit.Assert.assertEquals
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import org.junit.Assert.assertFalse
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import org.junit.Assert.assertTrue
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import org.junit.Test
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class StringUtilsTest {
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@Test
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fun isLessThan() {
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val lessList = listOf(
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"abc" to "bcd",
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"ab" to "abc",
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"cb" to "abc",
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"1" to "2"
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)
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lessList.forEach { (l, r) -> assertTrue("$l < $r", l.isLessThan(r)) }
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val notLessList = lessList.map { (l, r) -> r to l } + listOf(
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"abc" to "abc"
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)
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notLessList.forEach { (l, r) -> assertFalse("not $l < $r", l.isLessThan(r)) }
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}
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@Test
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fun isLessThanOrEqual() {
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val lessList = listOf(
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"abc" to "bcd",
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"ab" to "abc",
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"cb" to "abc",
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"1" to "2",
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"abc" to "abc",
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)
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lessList.forEach { (l, r) -> assertTrue("$l < $r", l.isLessThanOrEqual(r)) }
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val notLessList = lessList.filterNot { (l, r) -> l == r }.map { (l, r) -> r to l }
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notLessList.forEach { (l, r) -> assertFalse("not $l < $r", l.isLessThanOrEqual(r)) }
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}
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@Test
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fun inc() {
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listOf(
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"10786565059022968z" to "107865650590229690",
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"122" to "123",
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"12A" to "12B",
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"11z" to "120",
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"0zz" to "100",
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"zz" to "000",
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"4zzbz" to "4zzc0",
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"" to "0",
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"1" to "2",
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"0" to "1",
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"AGdxwSQqT3pW4xrLJA" to "AGdxwSQqT3pW4xrLJB",
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"AGdfqi1HnlBFVl0tkz" to "AGdfqi1HnlBFVl0tl0"
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).forEach { (l, r) -> assertEquals("$l + 1 = $r", r, l.inc()) }
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}
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@Test
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fun dec() {
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listOf(
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"" to "",
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"107865650590229690" to "10786565059022968z",
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"123" to "122",
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"12B" to "12A",
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"120" to "11z",
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"100" to "0zz",
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"000" to "zz",
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"4zzc0" to "4zzbz",
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"0" to "",
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"2" to "1",
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"1" to "0",
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"AGdxwSQqT3pW4xrLJB" to "AGdxwSQqT3pW4xrLJA",
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"AGdfqi1HnlBFVl0tl0" to "AGdfqi1HnlBFVl0tkz"
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).forEach { (l, r) -> assertEquals("$l - 1 = $r", r, l.dec()) }
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}
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}
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