From 71d8fee597c024aa3828231acd9e7f0a3ffd3271 Mon Sep 17 00:00:00 2001
From: Ronald Holshausen <ronald.holshausen@smartbear.com>
Date: Tue, 26 Mar 2024 16:44:35 +1100
Subject: [PATCH] feat(consumer/groovy): Support matchers on plain text bodies
 #443

---
 .../dius/pact/consumer/groovy/BaseBuilder.kt  | 11 +++++++
 .../consumer/groovy/PactBuilderSpec.groovy    | 31 +++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/consumer/groovy/src/main/kotlin/au/com/dius/pact/consumer/groovy/BaseBuilder.kt b/consumer/groovy/src/main/kotlin/au/com/dius/pact/consumer/groovy/BaseBuilder.kt
index ffd6bfbd95..513ebee981 100644
--- a/consumer/groovy/src/main/kotlin/au/com/dius/pact/consumer/groovy/BaseBuilder.kt
+++ b/consumer/groovy/src/main/kotlin/au/com/dius/pact/consumer/groovy/BaseBuilder.kt
@@ -6,6 +6,8 @@ import au.com.dius.pact.core.matchers.matcherCatalogueEntries
 import au.com.dius.pact.core.model.IHttpPart
 import au.com.dius.pact.core.model.OptionalBody
 import au.com.dius.pact.core.model.PactSpecVersion
+import au.com.dius.pact.core.model.ContentType
+import au.com.dius.pact.core.model.generators.Category
 import au.com.dius.pact.core.model.generators.Generators
 import au.com.dius.pact.core.model.generators.ProviderStateGenerator
 import au.com.dius.pact.core.model.matchingrules.MatchingRuleCategory
@@ -42,6 +44,15 @@ open class BaseBuilder(
         httpPart.matchingRules.addCategory(body::class.property("matchers")?.get(body) as MatchingRuleCategory)
         httpPart.generators.addGenerators(body::class.property("generators")?.get(body) as Generators)
         OptionalBody.body(body::class.property(BODY)?.get(body).toString().toByteArray(contentType.asCharset()))
+      } else if (body is Matcher) {
+        httpPart.matchingRules.addCategory("body").addRule("$", body.matcher!!)
+        if (body.generator != null) {
+          httpPart.generators.addGenerator(Category.BODY, "$", body.generator!!)
+        }
+        if (!httpPart.hasHeader("Content-Type")) {
+          httpPart.headers["Content-Type"] = listOf(ContentType.TEXT_PLAIN.toString())
+        }
+        OptionalBody.body(body.value?.toString()?.toByteArray(contentType.asCharset()), ContentType.TEXT_PLAIN)
       } else if (body != null && body !is String) {
         if (contentType.isBinaryType()) {
           when (body) {
diff --git a/consumer/groovy/src/test/groovy/au/com/dius/pact/consumer/groovy/PactBuilderSpec.groovy b/consumer/groovy/src/test/groovy/au/com/dius/pact/consumer/groovy/PactBuilderSpec.groovy
index 4e98b87e92..e2bdc68096 100644
--- a/consumer/groovy/src/test/groovy/au/com/dius/pact/consumer/groovy/PactBuilderSpec.groovy
+++ b/consumer/groovy/src/test/groovy/au/com/dius/pact/consumer/groovy/PactBuilderSpec.groovy
@@ -346,4 +346,35 @@ class PactBuilderSpec extends Specification {
       new ProviderState('provider state one'), new ProviderState('provider state two')
     ]
   }
+
+  @Issue('#443')
+  def 'supports regex matcher on plain text body'() {
+    given:
+    aliceService {
+      uponReceiving('a request with plain test')
+      withAttributes(
+        method: 'post',
+        path: '/random',
+        body: regexp(~/\w+/, 'randomText'))
+      willRespondWith(
+        status: 200,
+      )
+    }
+
+    when:
+    aliceService.updateInteractions()
+
+    then:
+    aliceService.interactions.size() == 1
+    aliceService.interactions[0].request.body.valueAsString() == 'randomText'
+    aliceService.interactions[0].request.headers == [
+      'Content-Type': ['text/plain; charset=ISO-8859-1']
+    ]
+    aliceService.interactions[0].request.matchingRules.toV3Map(null) == [
+      body: [
+        '$': [
+          matchers: [[match: 'regex', regex: '\\w+']], combine: 'AND']
+        ]
+    ]
+  }
 }