From 031f63ae546a60048d4e7967811ee4fdf4f49ef6 Mon Sep 17 00:00:00 2001
From: Jon Marius Venstad <jvenstad@yahoo-inc.com>
Date: Tue, 23 Apr 2019 13:18:07 +0200
Subject: Trimmed down TestConfig, which depends on config-provisioning

---
 tenant-cd/pom.xml                                  |  6 ++
 .../java/com/yahoo/vespa/tenant/cd/TestConfig.java | 75 ++++++++++++++++++++++
 2 files changed, 81 insertions(+)
 create mode 100644 tenant-cd/src/main/java/com/yahoo/vespa/tenant/cd/TestConfig.java

(limited to 'tenant-cd')

diff --git a/tenant-cd/pom.xml b/tenant-cd/pom.xml
index 072fdbff869..2fdf5adfb57 100644
--- a/tenant-cd/pom.xml
+++ b/tenant-cd/pom.xml
@@ -31,6 +31,12 @@
             <version>${project.version}</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.yahoo.vespa</groupId>
+            <artifactId>config-provisioning</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
diff --git a/tenant-cd/src/main/java/com/yahoo/vespa/tenant/cd/TestConfig.java b/tenant-cd/src/main/java/com/yahoo/vespa/tenant/cd/TestConfig.java
new file mode 100644
index 00000000000..9edb76cfe35
--- /dev/null
+++ b/tenant-cd/src/main/java/com/yahoo/vespa/tenant/cd/TestConfig.java
@@ -0,0 +1,75 @@
+package com.yahoo.vespa.tenant.cd;
+
+import com.yahoo.config.provision.ApplicationId;
+import com.yahoo.slime.ArrayTraverser;
+import com.yahoo.slime.Inspector;
+import com.yahoo.slime.JsonDecoder;
+import com.yahoo.slime.ObjectTraverser;
+import com.yahoo.config.provision.zone.ZoneId;
+import com.yahoo.slime.Slime;
+
+import java.net.URI;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * The place to obtain environment-dependent configuration for the current test run.
+ *
+ * If the system property 'vespa.test.config' is set, this class attempts to parse config
+ * from a JSON file at that location -- otherwise, attempts to access the config will return null.
+ *
+ * @author jvenstad
+ */
+public class TestConfig {
+
+    private static final TestConfig theConfig = fromFile(Paths.get(System.getProperty("vespa.test.config")));
+
+    private final ApplicationId application;
+    private final ZoneId zone;
+    private final Map<ZoneId, Deployment> deployments;
+
+    private TestConfig(ApplicationId application, ZoneId zone, Map<ZoneId, Deployment> deployments) {
+        this.application = application;
+        this.zone = zone;
+        this.deployments = Map.copyOf(deployments);
+    }
+
+    /** Returns the config for this test, or null if it has not been provided. */
+    public static TestConfig get() { return theConfig; }
+
+    /** Returns the full id of the application to be tested. */
+    public ApplicationId application() { return application; }
+
+    /** Returns the zone of the deployment to test. */
+    public ZoneId zone() { return zone; }
+
+    /** Returns an immutable view of all configured endpoints for each zone of the application to test. */
+    public Map<ZoneId, Deployment> deployments() { return deployments; }
+
+    static TestConfig fromFile(Path path) {
+        if (path == null)
+            return null;
+
+        try {
+            Inspector config = new JsonDecoder().decode(new Slime(), Files.readAllBytes(path)).get();
+            ApplicationId application = ApplicationId.fromSerializedForm(config.field("application").asString());
+            ZoneId zone = ZoneId.from(config.field("zone").asString());
+            Map<ZoneId, Deployment> endpoints = new HashMap<>();
+            config.field("endpoints").traverse((ObjectTraverser) (zoneId, endpointArray) -> {
+                List<URI> uris = new ArrayList<>();
+                endpointArray.traverse((ArrayTraverser) (__, uri) -> uris.add(URI.create(uri.asString())));
+                endpoints.put(ZoneId.from(zoneId), null); // TODO jvenstad
+            });
+            return new TestConfig(application, zone, endpoints);
+        }
+        catch (Exception e) {
+            throw new IllegalArgumentException("Failed reading config from '" + path + "'!", e);
+        }
+    }
+
+}
-- 
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