test/builtin-plugins: Add plugin using ZEEK_VERSION_NUMBER

.cirrus.yml

@@ -695,7 +695,7 @@ include_plugins_debian11_task:
       folder: /tmp/ccache
       fingerprint_script: echo builtin-plugins-ccache-$ZEEK_CCACHE_EPOCH-$CIRRUS_TASK_NAME-$CIRRUS_OS
       reupload_on_changes: true
-  build_script: ZEEK_CI_CONFIGURE_FLAGS="${ZEEK_CI_CONFIGURE_FLAGS} --include-plugins='/zeek/testing/builtin-plugins/Files/protocol-plugin;/zeek/testing/builtin-plugins/Files/py-lib-plugin'" ./ci/build.sh
+  build_script: ZEEK_CI_CONFIGURE_FLAGS="${ZEEK_CI_CONFIGURE_FLAGS} --include-plugins='/zeek/testing/builtin-plugins/Files/protocol-plugin;/zeek/testing/builtin-plugins/Files/py-lib-plugin;/zeek/testing/builtin-plugins/Files/zeek-version-plugin'" ./ci/build.sh
   test_script:
     - cd testing/builtin-plugins && ../../auxil/btest/btest -d -b -j ${ZEEK_CI_BTEST_JOBS}
   on_failure:

testing/builtin-plugins/Baseline/tests.plugins-exist/out

@@ -1,3 +1,4 @@
 ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
 Zeek::PyLib - Plugin embedding Python, whoosh. (built-in)
 Demo::Foo - A Foo test analyzer (built-in)
+Demo::Version - Tries to use ZEEK_VERSION_NUMBER (built-in)

testing/builtin-plugins/Files/zeek-version-plugin/CMakeLists.txt

@@ -0,0 +1,16 @@
+
+project(Zeek-Plugin-Demo-Version)
+
+cmake_minimum_required(VERSION 3.15)
+
+if ( NOT ZEEK_DIST )
+    message(FATAL_ERROR "ZEEK_DIST not set")
+endif ()
+
+set(CMAKE_MODULE_PATH ${ZEEK_DIST}/cmake)
+
+include(ZeekPlugin)
+
+zeek_plugin_begin(Demo Version)
+zeek_plugin_cc(src/Plugin.cc)
+zeek_plugin_end()

testing/builtin-plugins/Files/zeek-version-plugin/VERSION

@@ -0,0 +1 @@
+0.1.0

testing/builtin-plugins/Files/zeek-version-plugin/src/Plugin.cc

@@ -0,0 +1,31 @@
+
+#include "Plugin.h"
+
+#include <zeek/Reporter.h>
+#include <zeek/zeek-config.h>
+
+namespace btest::plugin::Demo_Version
+	{
+Plugin plugin;
+	}
+
+using namespace btest::plugin::Demo_Version;
+
+zeek::plugin::Configuration Plugin::Configure()
+	{
+	zeek::plugin::Configuration config;
+	config.name = "Demo::Version";
+	config.description = "Tries to use ZEEK_VERSION_NUMBER";
+	config.version.major = 1;
+	config.version.minor = 0;
+	config.version.patch = 0;
+	return config;
+	}
+
+void Plugin::InitPostScript()
+	{
+#ifndef ZEEK_VERSION_NUMBER
+#error "ZEEK_VERSION_NUMBER is not defined"
+#endif
+	zeek::reporter->Info("All good ZEEK_VERSION_NUMBER=%d\n", ZEEK_VERSION_NUMBER);
+	}

testing/builtin-plugins/Files/zeek-version-plugin/src/Plugin.h

@@ -0,0 +1,20 @@
+
+#pragma once
+
+#include <zeek/plugin/Plugin.h>
+
+namespace btest::plugin::Demo_Version
+	{
+
+class Plugin : public zeek::plugin::Plugin
+	{
+protected:
+	// Overridden from zeek::plugin::Plugin.
+	zeek::plugin::Configuration Configure() override;
+
+	void InitPostScript() override;
+	};
+
+extern Plugin plugin;
+
+	}

testing/builtin-plugins/tests/plugins-exist.zeek

@@ -2,4 +2,5 @@
 
 # @TEST-EXEC: zeek -N Zeek::PyLib >>out
 # @TEST-EXEC: zeek -N Demo::Foo >>out
+# @TEST-EXEC: zeek -N Demo::Version >>out
 # @TEST-EXEC: btest-diff out