open/IntegrerPrometheusTest.java at main · Ghaith-kh/open · GitHub

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package com.cl.outil;

import org.junit.jupiter.api.Test;
import org.openrewrite.test.RecipeSpec;
import org.openrewrite.test.RewriteTest;

import static org.assertj.core.api.Assertions.assertThat;
import static org.openrewrite.maven.Assertions.pomXml;
import static org.openrewrite.properties.Assertions.properties;
import static org.openrewrite.yaml.Assertions.yaml;

/**
 * Vérifie que la recette com.lcl.rewrite.IntegrerPrometheus :
 * (a) modifie application.properties et application.yaml/yml avec le contenu attendu,
 * (b) ne touche JAMAIS les autres fichiers .properties / .yaml (XD19, connecteur, logback),
 * (c) ajoute les dépendances attendues au pom.xml.
 */
class IntegrerPrometheusTest implements RewriteTest {

    @Override
    public void defaults(RecipeSpec spec) {
        spec.recipeFromResources("com.lcl.rewrite.IntegrerPrometheus");
    }

    @Test
    void modifieApplicationPropertiesEtIgnoreLesAutresProperties() {
        rewriteRun(
          // (a) application.properties est modifié
          properties(
            """
              spring.application.name=mssepamd
              server.port=8080
              """,
            """
              spring.application.name=mssepamd
              server.port=8080
              management.endpoints.web.exposure.include=prometheus,health,info,metrics
              management.metrics.tags.application=${spring.application.name}
              management.metrics.distribution.percentiles-histogram.http.server.requests=true
              management.metrics.distribution.percentiles.http.server.requests=0.5,0.95,0.99
              management.metrics.distribution.percentiles.jvm.gc.pause=0.5,0.95,0.99
              management.metrics.enable.jvm.threads=true
              """,
            s -> s.path("src/main/resources/application.properties")
          ),
          // (b) les autres .properties ne sont PAS touchés (pas de "after" => inchangé attendu)
          properties(
            """
              xd19.host=cics-prd.lcl.fr
              xd19.port=2006
              """,
            s -> s.path("src/main/resources/XD19.properties")
          ),
          properties(
            """
              connecteur.caps.url=https://caps.lcl.fr
              connecteur.caps.timeout=5000
              """,
            s -> s.path("src/main/resources/connecteur.properties")
          )
        );
    }

    @Test
    void modifieApplicationYamlEtIgnoreLesAutresYaml() {
        rewriteRun(
          // (a) application.yaml (extension .yaml) est modifié
          yaml(
            """
              spring:
                application:
                  name: mssepamd
              """,
            """
              spring:
                application:
                  name: mssepamd
              management:
                endpoints:
                  web:
                    exposure:
                      include: prometheus,health,info,metrics
                metrics:
                  tags:
                    application: ${spring.application.name}
                  distribution:
                    percentiles-histogram:
                      http.server.requests: true
                    percentiles:
                      http.server.requests: 0.5,0.95,0.99
                      jvm.gc.pause: 0.5,0.95,0.99
                  enable:
                    jvm.threads: true
              """,
            s -> s.path("src/main/resources/application.yaml")
          ),
          // (a bis) application.yml (extension .yml) est couvert par application.y*ml
          yaml(
            """
              spring:
                application:
                  name: wsipke04
              """,
            """
              spring:
                application:
                  name: wsipke04
              management:
                endpoints:
                  web:
                    exposure:
                      include: prometheus,health,info,metrics
                metrics:
                  tags:
                    application: ${spring.application.name}
                  distribution:
                    percentiles-histogram:
                      http.server.requests: true
                    percentiles:
                      http.server.requests: 0.5,0.95,0.99
                      jvm.gc.pause: 0.5,0.95,0.99
                  enable:
                    jvm.threads: true
              """,
            s -> s.path("src/main/resources/config/application.yml")
          ),
          // (b) logback.yaml NON touché
          yaml(
            """
              logging:
                level:
                  root: INFO
              """,
            s -> s.path("src/main/resources/logback.yaml")
          )
        );
    }

    @Test
    void ajouteLesDependancesAuPom() {
        rewriteRun(
          pomXml(
            """
              <project>
                  <modelVersion>4.0.0</modelVersion>
                  <parent>
                      <groupId>org.springframework.boot</groupId>
                      <artifactId>spring-boot-starter-parent</artifactId>
                      <version>3.5.5</version>
                  </parent>
                  <groupId>com.lcl</groupId>
                  <artifactId>mssepamd</artifactId>
                  <version>1.0.0</version>
                  <dependencies>
                      <dependency>
                          <groupId>org.springframework.boot</groupId>
                          <artifactId>spring-boot-starter-web</artifactId>
                      </dependency>
                  </dependencies>
              </project>
              """,
            // La version résolue par le sélecteur semver (3.5.x / 1.x) dépend du dépôt :
            // on vérifie la présence des GAV plutôt qu'un texte figé.
            s -> s.after(pom -> {
                assertThat(pom).contains("spring-boot-starter-actuator");
                assertThat(pom).contains("micrometer-registry-prometheus");
                assertThat(pom).contains("<scope>runtime</scope>");
                return pom;
            })
          )
        );
    }
}