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Tidy up MapTest

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This commit is contained in:
Michael Bull 2024-03-05 20:08:20 +00:00
parent f05ce6e0c7
commit f7c9f605f1
1 changed files with 43 additions and 65 deletions
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108
kotlin-result/src/commonTest/kotlin/com/github/michaelbull/result/MapTest.kt
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@ -2,7 +2,6 @@ package com.github.michaelbull.result
import kotlin.test.Test
import kotlin.test.assertEquals
import kotlin.test.assertNull
class MapTest {
private sealed interface MapErr {
@ -27,7 +26,7 @@ class MapTest {
assertEquals(
expected = Ok(30),
actual = value.map { it + 20 }
actual = value.map { it + 20 },
)
}
@ -37,7 +36,7 @@ class MapTest {
assertEquals(
expected = Err(MapErr.HelloError),
actual = value.map { "hello $it" }
actual = value.map { "hello $it" },
)
}
}
@ -50,7 +49,7 @@ class MapTest {
assertEquals(
expected = Ok("hello"),
actual = result.flatten()
actual = result.flatten(),
)
}
@ -60,7 +59,7 @@ class MapTest {
assertEquals(
expected = Err(6),
actual = result.flatten()
actual = result.flatten(),
)
}
@ -70,7 +69,7 @@ class MapTest {
assertEquals(
expected = Err(6),
actual = result.flatten()
actual = result.flatten(),
)
}
@ -80,12 +79,12 @@ class MapTest {
assertEquals(
expected = Ok(Ok("hello")),
actual = result.flatten()
actual = result.flatten(),
)
assertEquals(
expected = Ok("hello"),
actual = result.flatten().flatten()
actual = result.flatten().flatten(),
)
}
}
@ -98,7 +97,7 @@ class MapTest {
assertEquals(
expected = Ok(70),
actual = value.mapError { MapErr.WorldError }
actual = value.mapError { MapErr.WorldError },
)
}
@ -108,7 +107,7 @@ class MapTest {
assertEquals(
expected = Err(MapErr.WorldError),
actual = value.mapError { MapErr.WorldError }
actual = value.mapError { MapErr.WorldError },
)
}
}
@ -121,7 +120,7 @@ class MapTest {
assertEquals(
expected = 3,
actual = value.mapOr(42, String::length)
actual = value.mapOr(42, String::length),
)
}
@ -131,7 +130,7 @@ class MapTest {
assertEquals(
expected = 42,
actual = value.mapOr(42, String::length)
actual = value.mapOr(42, String::length),
)
}
}
@ -145,7 +144,7 @@ class MapTest {
assertEquals(
expected = 3,
actual = value.mapOrElse({ k * 2 }, String::length)
actual = value.mapOrElse({ k * 2 }, String::length),
)
}
@ -155,7 +154,7 @@ class MapTest {
assertEquals(
expected = 42,
actual = value.mapOrElse({ k * 2 }, String::length)
actual = value.mapOrElse({ k * 2 }, String::length),
)
}
}
@ -168,12 +167,12 @@ class MapTest {
val result: String = value.mapBoth(
success = { "good $it" },
failure = { "bad $it" }
failure = { "bad $it" },
)
assertEquals(
expected = "good 50",
actual = result
actual = result,
)
}
@ -183,12 +182,12 @@ class MapTest {
val result: String = value.mapBoth(
success = { "good $it" },
failure = { "bad $it" }
failure = { "bad $it" },
)
assertEquals(
expected = "bad 20",
actual = result
actual = result,
)
}
}
@ -201,12 +200,12 @@ class MapTest {
val result: Result<String, Long> = value.flatMapBoth(
success = { Ok("good $it") },
failure = { Err(100L) }
failure = { Err(100L) },
)
assertEquals(
expected = Ok("good 50"),
actual = result
actual = result,
)
}
@ -216,12 +215,12 @@ class MapTest {
val value: Result<String, Long> = result.flatMapBoth(
success = { Ok("good $it") },
failure = { Err(100L) }
failure = { Err(100L) },
)
assertEquals(
expected = Err(100L),
actual = value
actual = value,
)
}
}
@ -234,12 +233,12 @@ class MapTest {
val result: Result<Long, MapErr.CustomError> = value.mapEither(
success = { it + 500L },
failure = { MapErr.CustomError("$it") }
failure = { MapErr.CustomError("$it") },
)
assertEquals(
expected = Ok(1000L),
actual = result
actual = result,
)
}
@ -249,12 +248,12 @@ class MapTest {
val result: Result<Long, MapErr.CustomError> = value.mapEither(
success = { it + 500L },
failure = { MapErr.CustomError("bad") }
failure = { MapErr.CustomError("bad") },
)
assertEquals(
expected = Err(MapErr.CustomError("bad")),
actual = result
actual = result,
)
}
}
@ -267,12 +266,12 @@ class MapTest {
val result: Result<Long, MapErr.CustomError> = value.flatMapEither(
success = { Ok(it + 500L) },
failure = { Err(MapErr.CustomError("$it")) }
failure = { Err(MapErr.CustomError("$it")) },
)
assertEquals(
expected = Ok(1000L),
actual = result
actual = result,
)
}
@ -282,12 +281,12 @@ class MapTest {
val result: Result<Long, MapErr.CustomError> = value.flatMapEither(
success = { Ok(it + 500L) },
failure = { Err(MapErr.CustomError("bad")) }
failure = { Err(MapErr.CustomError("bad")) },
)
assertEquals(
expected = Err(MapErr.CustomError("bad")),
actual = result
actual = result,
)
}
}
@ -296,37 +295,25 @@ class MapTest {
@Test
fun returnsValueIfOk() {
val result = Ok("a").toErrorIfNull { "b" }
result as Ok
assertEquals(
expected = "a",
actual = result.value
expected = Ok("a"),
actual = Ok("a").toErrorIfNull { "b" },
)
}
@Test
fun returnsTransformedErrorIfNull() {
val result: Result<Nothing, String> = Ok(null).toErrorIfNull { "a" }
result as Err
assertEquals(
expected = "a",
actual = result.error
expected = Err("a"),
actual = Ok(null).toErrorIfNull { "a" },
)
}
@Test
fun returnsErrorIfErr() {
val result = Err("a").toErrorIfNull { "b" }
result as Err
assertEquals(
expected = "a",
actual = result.error
expected = Err("a"),
actual = Err("a").toErrorIfNull { "b" },
)
}
}
@ -335,34 +322,25 @@ class MapTest {
@Test
fun returnsTransformedErrorIfNotNull() {
val result = Ok("a").toErrorUnlessNull { "b" }
result as Err
assertEquals(
expected = "b",
actual = result.error
expected = Err("b"),
actual = Ok("a").toErrorUnlessNull { "b" },
)
}
@Test
fun returnsValueIfNull() {
val result = Ok(null).toErrorUnlessNull { "a" }
result as Ok
assertNull(result.value)
assertEquals(
expected = Ok(null),
actual = Ok(null).toErrorUnlessNull { "a" },
)
}
@Test
fun returnsErrorIfErr() {
val result = Err("a").toErrorUnlessNull { "b" }
result as Err
assertEquals(
expected = "b",
actual = result.error
expected = Err("b"),
actual = Err("a").toErrorUnlessNull { "b" },
)
}
}