build: migrate remaining gradle plugin integration tests (#1658)

### 📝 Description

Migrate last remaining Gradle integration tests to a composite build.

### 🔗 Related Issues

* #1654
* #1656
* #1657

Author: dariuszkuc

gradle/libs.versions.toml

@@ -30,7 +30,6 @@ icu = "71.1"
 junit = "5.8.2"
 logback = "1.2.1"
 mockk = "1.12.5"
-mustache = "0.9.10"
 rxjava = "3.1.5"
 wiremock = "2.33.2"
 
@@ -97,7 +96,6 @@ ktor-server-cio = { group = "io.ktor", name = "ktor-server-cio", version.ref = "
 ktor-server-netty = { group = "io.ktor", name = "ktor-server-netty", version.ref = "ktor" }
 ktor-server-test-host = { group = "io.ktor", name = "ktor-server-test-host", version.ref = "ktor" }
 mockk = { group = "io.mockk", name = "mockk", version.ref = "mockk" }
-mustache = { group = "com.github.spullara.mustache.java", name = "compiler", version.ref = "mustache" }
 reactor-core = { group = "io.projectreactor", name = "reactor-core", version.ref = "reactor-core" }
 reactor-extensions = { group = "io.projectreactor.kotlin", name = "reactor-kotlin-extensions", version.ref = "reactor-extensions" }
 reactor-test = { group = "io.projectreactor", name = "reactor-test", version.ref = "reactor-core" }

integration/gradle-plugin-integration-tests/client-generator/custom-scalars-kotlinx/src/main/kotlin/com/expediagroup/scalars/KtorGraphQLServer.kt

@@ -2,7 +2,6 @@ package com.expediagroup.scalars
 
 import com.expediagroup.graphql.generator.SchemaGeneratorConfig
 import com.expediagroup.graphql.generator.TopLevelObject
-import com.expediagroup.graphql.generator.scalars.ID
 import com.expediagroup.graphql.generator.scalars.IDValueUnboxer
 import com.expediagroup.graphql.generator.toSchema
 import com.expediagroup.graphql.server.execution.GraphQLContextFactory
@@ -13,8 +12,6 @@ import com.expediagroup.graphql.server.types.GraphQLServerRequest
 import com.expediagroup.scalars.queries.ScalarQuery
 import com.fasterxml.jackson.databind.ObjectMapper
 import graphql.GraphQL
-import graphql.execution.DefaultValueUnboxer
-import graphql.execution.ValueUnboxer
 import io.ktor.server.request.ApplicationRequest
 import io.ktor.server.request.receiveText
 import java.io.IOException

integration/gradle-plugin-integration-tests/client-generator/custom-scalars-kotlinx/src/test/kotlin/com/expediagroup/scalars/CustomScalarKotlinxTests.kt

@@ -31,11 +31,12 @@ class CustomScalarKotlinxTests {
 
     @Test
     fun `verify custom scalars are correctly serialized and deserialized`() {
-        val engine = embeddedServer(CIO, port = 8080, module = Application::graphQLModule)
+        val engine = embeddedServer(CIO, port = 0, module = Application::graphQLModule)
         try {
             engine.start()
             runBlocking {
-                val client = GraphQLKtorClient(url = URL("http://localhost:8080/graphql"))
+                val port = engine.resolvedConnectors().first().port
+                val client = GraphQLKtorClient(url = URL("http://localhost:$port/graphql"))
 
                 val undefinedLocaleQuery = LocaleQuery(variables = LocaleQuery.Variables())
                 val undefinedLocaleResult = client.execute(undefinedLocaleQuery)
@@ -56,11 +57,12 @@ class CustomScalarKotlinxTests {
 
     @Test
     fun `verify undefined optionals are correctly serialized and deserialized`() {
-        val engine = embeddedServer(CIO, port = 8080, module = Application::graphQLModule)
+        val engine = embeddedServer(CIO, port = 0, module = Application::graphQLModule)
         try {
             engine.start()
             runBlocking {
-                val client = GraphQLKtorClient(url = URL("http://localhost:8080/graphql"))
+                val port = engine.resolvedConnectors().first().port
+                val client = GraphQLKtorClient(url = URL("http://localhost:$port/graphql"))
 
                 val undefinedWrapperQuery = OptionalScalarQuery(variables = OptionalScalarQuery.Variables())
                 val undefinedWrapperResult = client.execute(undefinedWrapperQuery).data?.optionalScalarQuery

integration/gradle-plugin-integration-tests/client-generator/groovy-extension/build.gradle

@@ -0,0 +1,45 @@
+import com.expediagroup.graphql.plugin.gradle.config.GraphQLSerializer
+
+plugins {
+    id 'com.expediagroup.graphql'
+    alias(libs.plugins.kotlin.jvm)
+}
+
+dependencies {
+    implementation "com.expediagroup:graphql-kotlin-spring-client"
+    implementation(libs.kotlin.stdlib)
+}
+
+graphql {
+    client {
+        schemaFile = file("${project.projectDir}/schema.graphql")
+        packageName = "com.expediagroup.generated"
+        // optional configuration
+        allowDeprecatedFields = true
+        headers = ["X-Custom-Header": "My-Custom-Header-Value"]
+        queryFiles = [
+                file("${project.projectDir}/src/main/resources/queries/HelloWorldQuery.graphql"),
+                file("${project.projectDir}/src/main/resources/queries/UpdateNameMutation.graphql")
+        ]
+        serializer = GraphQLSerializer.JACKSON
+        timeout { t ->
+            t.connect = 10000
+            t.read = 30000
+        }
+    }
+}
+
+tasks.named("test", Test) {
+    dependsOn("graphqlGenerateClient")
+
+    doLast {
+        // verify files were generated
+        if (!new File(project.buildDir, "generated/source/graphql/main/com/expediagroup/generated/HelloWorldQuery.kt").exists()) {
+            throw new RuntimeException("failed to generate client for HelloWorldQuery")
+        }
+        if (!new File(project.buildDir, "generated/source/graphql/main/com/expediagroup/generated/UpdateNameMutation.kt").exists()) {
+            throw new RuntimeException("failed to generate client for UpdateNameMutation")
+        }
+    }
+}
+

integration/gradle-plugin-integration-tests/client-generator/groovy-extension/schema.graphql

@@ -0,0 +1,7 @@
+type Query {
+    helloWorld(name: String): String! @deprecated(reason: "this is a test schema")
+}
+
+type Mutation {
+    updateName(name: String!): String!
+}

integration/gradle-plugin-integration-tests/client-generator/groovy-extension/src/main/resources/queries/HelloWorldQuery.graphql

@@ -0,0 +1,3 @@
+query HelloWorldQuery {
+    helloWorld
+}

integration/gradle-plugin-integration-tests/client-generator/groovy-extension/src/main/resources/queries/UpdateNameMutation.graphql

@@ -0,0 +1,3 @@
+mutation UpdateNameMutation($name: String!) {
+    updateName(name: $name)
+}

integration/gradle-plugin-integration-tests/client-generator/groovy-task/build.gradle

@@ -0,0 +1,35 @@
+import com.expediagroup.graphql.plugin.gradle.config.GraphQLSerializer
+
+plugins {
+    id 'com.expediagroup.graphql'
+    alias(libs.plugins.kotlin.jvm)
+}
+
+dependencies {
+    implementation "com.expediagroup:graphql-kotlin-spring-client"
+    implementation(libs.kotlin.stdlib)
+}
+
+graphqlGenerateClient {
+    packageName = "com.expediagroup.generated"
+    schemaFile = file("${project.projectDir}/schema.graphql")
+    // optional config
+    allowDeprecatedFields = true
+    serializer = GraphQLSerializer.JACKSON
+    queryFiles.from("${project.projectDir}/src/main/resources/queries/HelloWorldQuery.graphql",
+            "${project.projectDir}/src/main/resources/queries/UpdateNameMutation.graphql")
+}
+
+tasks.named("test", Test) {
+    dependsOn("graphqlGenerateClient")
+
+    doLast {
+        // verify files were generated
+        if (!new File(project.buildDir, "generated/source/graphql/main/com/expediagroup/generated/HelloWorldQuery.kt").exists()) {
+            throw new RuntimeException("failed to generate client for HelloWorldQuery")
+        }
+        if (!new File(project.buildDir, "generated/source/graphql/main/com/expediagroup/generated/UpdateNameMutation.kt").exists()) {
+            throw new RuntimeException("failed to generate client for UpdateNameMutation")
+        }
+    }
+}

integration/gradle-plugin-integration-tests/client-generator/groovy-task/schema.graphql

@@ -0,0 +1,7 @@
+type Query {
+    helloWorld(name: String): String! @deprecated(reason: "this is a test schema")
+}
+
+type Mutation {
+    updateName(name: String!): String!
+}

integration/gradle-plugin-integration-tests/client-generator/groovy-task/src/main/resources/queries/HelloWorldQuery.graphql

@@ -0,0 +1,3 @@
+query HelloWorldQuery {
+    helloWorld
+}