mirror of https://github.com/sbt/sbt.git
91 lines
2.8 KiB
Scala
91 lines
2.8 KiB
Scala
package sbt
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import java.io.File
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import org.specs2._
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import mutable.Specification
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object PluginsTest extends Specification
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{
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import AI._
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"Auto plugin" should {
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"enable plugins with trigger=allRequirements AND requirements met" in {
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deducePlugin(A && B, log) must contain(Q)
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}
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"enable transitive plugins with trigger=allRequirements AND requirements met" in {
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deducePlugin(A && B, log) must contain(R)
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}
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"order enable plugins after required plugins" in {
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val ns = deducePlugin(A && B, log)
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( (ns indexOf Q) must beGreaterThan(ns indexOf A) ) and
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( (ns indexOf Q) must beGreaterThan(ns indexOf B) ) and
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( (ns indexOf R) must beGreaterThan(ns indexOf A) ) and
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( (ns indexOf R) must beGreaterThan(ns indexOf B) ) and
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( (ns indexOf R) must beGreaterThan(ns indexOf Q) )
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}
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"not enable plugins with trigger=allRequirements but conflicting requirements" in {
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deducePlugin(A && B, log) must not contain(S)
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}
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"enable plugins that are required by the requested plugins" in {
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val ns = deducePlugin(Q, log)
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(ns must contain(A)) and
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(ns must contain(B))
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}
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"throw an AutoPluginException on conflicting requirements" in {
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deducePlugin(S, log) must throwAn[AutoPluginException](message = """Contradiction in enabled plugins:
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- requested: sbt.AI\$S
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- enabled: sbt.AI\$S, sbt.AI\$Q, sbt.AI\$R, sbt.AI\$B, sbt.AI\$A
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- conflict: sbt.AI\$R is enabled by sbt.AI\$Q; excluded by sbt.AI\$S""")
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}
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"generates a detailed report on conflicting requirements" in {
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deducePlugin(T && U, log) must throwAn[AutoPluginException](message = """Contradiction in enabled plugins:
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- requested: sbt.AI\$T && sbt.AI\$U
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- enabled: sbt.AI\$U, sbt.AI\$T, sbt.AI\$A, sbt.AI\$Q, sbt.AI\$R, sbt.AI\$B
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- conflict: sbt.AI\$Q is enabled by sbt.AI\$A && sbt.AI\$B; required by sbt.AI\$T, sbt.AI\$R; excluded by sbt.AI\$U
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- conflict: sbt.AI\$R is enabled by sbt.AI\$Q; excluded by sbt.AI\$T""")
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}
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}
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}
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object AI
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{
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lazy val allPlugins: List[AutoPlugin] = List(A, B, Q, R, S, T, U)
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lazy val deducePlugin = Plugins.deducer(allPlugins)
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lazy val log = Logger.Null
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object A extends AutoPlugin
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object B extends AutoPlugin
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object Q extends AutoPlugin
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{
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override def requires: Plugins = A && B
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override def trigger = allRequirements
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}
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object R extends AutoPlugin
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{
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override def requires = Q
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override def trigger = allRequirements
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}
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object S extends AutoPlugin
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{
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override def requires = Q && !R
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override def trigger = allRequirements
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}
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// This is an opt-in plugin with a requirement
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// Unless explicitly loaded by the build user, this will not be activated.
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object T extends AutoPlugin
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{
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override def requires = Q && !R
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}
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// This is an opt-in plugin with a requirement
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// Unless explicitly loaded by the build user, this will not be activated.
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object U extends AutoPlugin
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{
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override def requires = A && !Q
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}
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}
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