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package com.github.shyiko.ktlint.ruleset.standard
import com.github.shyiko.ktlint.core.LintError
import com.github.shyiko.ktlint.test.format
import com.github.shyiko.ktlint.test.lint
import org.assertj.core.api.Assertions.assertThat
import org.testng.annotations.Test
class SpacingAroundColonRuleTest {
@Test
fun testLint() {
assertThat(SpacingAroundColonRule().lint(
"""
class A:B
class A2 : B2
fun main() {
var x:Boolean
var y: Boolean
call(object: DefaultConsumer(channel) { })
}
interface D
interface C: D
interface C2 : D
""".trimIndent()
)).isEqualTo(listOf(
LintError(1, 8, "colon-spacing", "Missing spacing around \":\""),
LintError(4, 11, "colon-spacing", "Missing spacing after \":\""),
LintError(6, 16, "colon-spacing", "Missing spacing before \":\""),
LintError(9, 12, "colon-spacing", "Missing spacing before \":\"")
))
assertThat(SpacingAroundColonRule().lint(
"""
@file:JvmName("Foo")
class Example(@field:Ann val foo: String, @get:Ann val bar: String)
class Example {
@set:[Inject VisibleForTesting]
public var collaborator: Collaborator
}
fun @receiver:Fancy String.myExtension() { }
""".trimIndent()
)).isEmpty()
assertThat(SpacingAroundColonRule().lint(
"""
fun main() {
val x = Foo::class
}
""".trimIndent()
)).isEmpty()
}
@Test
fun testFormat() {
assertThat(SpacingAroundColonRule().format(
"""
class A:B
fun main() {
var x:Boolean
var y: Boolean
}
interface D
interface C: D
""".trimIndent()
)).isEqualTo(
"""
class A : B
fun main() {
var x: Boolean
var y: Boolean
}
interface D
interface C : D
""".trimIndent()
)
}
@Test
fun testLintMethod() {
assertThat(SpacingAroundColonRule().lint(
"""
fun main() : String = "duck"
fun duck(): String = "main"
""".trimIndent()
)).isEqualTo(listOf(
LintError(1, 12, "colon-spacing", SpacingAroundColonRule.EXTRA_SPACE_MESSAGE)
))
}
@Test
fun testFormatMethod() {
assertThat(SpacingAroundColonRule().format(
"""
fun main() : String = "duck"
""".trimIndent()
)).isEqualTo(
"""
fun main(): String = "duck"
""".trimIndent())
}
@Test
fun testLintMethodParams() {
assertThat(SpacingAroundColonRule().lint(
"""
fun identity(value: String): String = value
fun unformattedIdentity(value : String): String = value
""".trimIndent()
)).isEqualTo(listOf(
LintError(2, 31, "colon-spacing", SpacingAroundColonRule.EXTRA_SPACE_MESSAGE)
))
}
@Test
fun testFormatMethodParams() {
assertThat(SpacingAroundColonRule().format(
"""
fun validIdentity(value: String): String = value
fun identity(value : String): String = value
fun oneSpaceIdentity(value : String): String = value
""".trimIndent()
)).isEqualTo(
"""
fun validIdentity(value: String): String = value
fun identity(value: String): String = value
fun oneSpaceIdentity(value: String): String = value
""".trimIndent())
}
@Test
fun testLintGenericMethodParam() {
assertThat(SpacingAroundColonRule().lint(
"""
fun <T: Any> trueIdentity(value: T): T = value
""".trimIndent()
)).isEqualTo(listOf(
LintError(1, 7, "colon-spacing", "Missing spacing before \":\"")
))
}
@Test
fun testFormatGenericMethodParam() {
assertThat(SpacingAroundColonRule().format(
"""
fun <T: Any> trueIdentity(value: T): T = value
fun <T : Any> trueIdentity(value: T): T = value
""".trimIndent()
)).isEqualTo(
"""
fun <T : Any> trueIdentity(value: T): T = value
fun <T : Any> trueIdentity(value: T): T = value
""".trimIndent())
}
}
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