feat: add handling for 404 responses in Maven plugin #1419

pact-foundation · Aug 29, 2021 · d8bb675 · d8bb675
1 parent 04d9117
commit d8bb675
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diff --git a/provider/maven/src/main/kotlin/au/com/dius/pact/provider/maven/PactProviderMojo.kt b/provider/maven/src/main/kotlin/au/com/dius/pact/provider/maven/PactProviderMojo.kt
@@ -1,6 +1,8 @@
 package au.com.dius.pact.provider.maven
 
 import au.com.dius.pact.core.pactbroker.ConsumerVersionSelector
+import au.com.dius.pact.core.pactbroker.NotFoundHalResponse
+import au.com.dius.pact.core.support.handleWith
 import au.com.dius.pact.core.support.toUrl
 import au.com.dius.pact.provider.ConsumerInfo
 import au.com.dius.pact.provider.IConsumerInfo
@@ -12,6 +14,7 @@ import au.com.dius.pact.provider.ProviderVerifier
 import au.com.dius.pact.provider.ProviderVersion
 import au.com.dius.pact.provider.VerificationResult
 import au.com.dius.pact.provider.reporters.ReporterManager
+import com.github.michaelbull.result.getOrElse
 import org.apache.maven.plugin.MojoFailureException
 import org.apache.maven.plugins.annotations.Mojo
 import org.apache.maven.plugins.annotations.Parameter
@@ -187,7 +190,21 @@ open class PactProviderMojo : PactBaseMojo() {
           ConsumerVersionSelector(it, true, fallbackTag = pactBroker.fallbackTag) }
         consumers.addAll(provider.hasPactsFromPactBrokerWithSelectors(options, pactBrokerUrl.toString(), selectors))
       }
-      else -> consumers.addAll(provider.hasPactsFromPactBrokerWithSelectors(options, pactBrokerUrl.toString(), emptyList()))
+      else -> consumers.addAll(
+              handleWith<List<ConsumerInfo>> {
+                provider.hasPactsFromPactBrokerWithSelectors(options, pactBrokerUrl.toString(), emptyList())
+              }.getOrElse { handleException(it) }
+      )
+    }
+  }
+
+  private fun handleException(exception: Exception): List<ConsumerInfo> {
+    return when (exception) {
+      is NotFoundHalResponse -> when {
+        failIfNoPactsFound -> throw exception
+        else -> emptyList()
+      }
+      else -> throw exception
     }
   }
 

diff --git a/provider/maven/src/test/groovy/au/com/dius/pact/provider/maven/PactProviderMojoSpec.groovy b/provider/maven/src/test/groovy/au/com/dius/pact/provider/maven/PactProviderMojoSpec.groovy
@@ -1,6 +1,7 @@
 package au.com.dius.pact.provider.maven
 
 import au.com.dius.pact.core.pactbroker.ConsumerVersionSelector
+import au.com.dius.pact.core.pactbroker.NotFoundHalResponse
 import au.com.dius.pact.provider.ConsumerInfo
 import au.com.dius.pact.provider.IProviderVerifier
 import org.apache.maven.plugin.MojoFailureException
@@ -289,6 +290,42 @@ class PactProviderMojoSpec extends Specification {
     noExceptionThrown()
   }
 
+  def 'do fail the build if the Broker returns 404 and failIfNoPactsFound is true'() {
+    given:
+    def provider = Spy(new Provider('TestProvider', null as File, new URL('http://broker:1234'),
+            new PactBroker(null, null, null, null)))
+    def list = []
+    mojo.failIfNoPactsFound = true
+
+    when:
+    mojo.loadPactsFromPactBroker(provider, list, [:])
+
+    then:
+    1 * provider.hasPactsFromPactBrokerWithSelectors([:], 'http://broker:1234', []) >> {
+      throw new NotFoundHalResponse()
+    }
+    thrown(NotFoundHalResponse)
+    list.size() == 0
+  }
+
+  def 'do not fail the build if the Broker returns 404 and failIfNoPactsFound is false'() {
+    given:
+    def provider = Spy(new Provider('TestProvider', null as File, new URL('http://broker:1234'),
+            new PactBroker(null, null, null, null)))
+    def list = []
+    mojo.failIfNoPactsFound = false
+
+    when:
+    mojo.loadPactsFromPactBroker(provider, list, [:])
+
+    then:
+    1 * provider.hasPactsFromPactBrokerWithSelectors([:], 'http://broker:1234', []) >> {
+      throw new NotFoundHalResponse()
+    }
+    noExceptionThrown()
+    list.size() == 0
+  }
+
   @RestoreSystemProperties
   def 'system property pact.verifier.publishResults true when set with systemPropertyVariables' () {
     given: