Refactor SystemCtlTester more in-line with YumTester

1 files changed, 52 insertions, 0 deletions

diff --git a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/task/util/systemd/SystemCtlTesterTest.java b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/task/util/systemd/SystemCtlTesterTest.java
new file mode 100644
index 00000000000..1c3a6f6a412
--- /dev/null
+++ b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/task/util/systemd/SystemCtlTesterTest.java
@@ -0,0 +1,52 @@
+// Copyright 2020 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.node.admin.task.util.systemd;
+
+import com.yahoo.vespa.hosted.node.admin.component.TestTaskContext;
+import com.yahoo.vespa.hosted.node.admin.task.util.process.TestTerminal;
+import org.junit.Test;
+
+import java.util.List;
+import java.util.function.Function;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author freva
+ */
+public class SystemCtlTesterTest {
+
+    private static final String unit = "my-unit";
+    private final TestTerminal terminal = new TestTerminal();
+    private final SystemCtlTester systemCtl = new SystemCtlTester(terminal);
+    private final TestTaskContext context = new TestTaskContext();
+
+    @Test
+    public void return_expectations() {
+        assertSystemCtlMethod(sct -> sct.expectEnable(unit), sc -> sc.enable(unit).converge(context));
+        assertSystemCtlMethod(sct -> sct.expectDisable(unit), sc -> sc.disable(unit).converge(context));
+        assertSystemCtlMethod(sct -> sct.expectStart(unit), sc -> sc.start(unit).converge(context));
+        assertSystemCtlMethod(sct -> sct.expectStop(unit), sc -> sc.stop(unit).converge(context));
+        assertSystemCtlMethod(sct -> sct.expectServiceExists(unit), sc -> sc.serviceExists(context, unit));
+        assertSystemCtlMethod(sct -> sct.expectIsActive(unit), sc -> sc.isActive(context, unit));
+    }
+
+    @Test
+    public void void_tests() {
+        systemCtl.expectRestart(unit);
+        systemCtl.restart(unit).converge(context);
+        terminal.verifyAllCommandsExecuted();
+
+        systemCtl.expectDaemonReload();
+        systemCtl.daemonReload(context);
+        terminal.verifyAllCommandsExecuted();
+    }
+
+    private void assertSystemCtlMethod(Function<SystemCtlTester, SystemCtlTester.Expectation> systemCtlTesterExpectationFunction,
+                                       Function<SystemCtl, Boolean> systemCtlFunction) {
+        List.of(true, false).forEach(wantedReturnValue -> {
+            systemCtlTesterExpectationFunction.apply(systemCtl).andReturn(wantedReturnValue);
+            assertEquals(wantedReturnValue, systemCtlFunction.apply(systemCtl));
+            terminal.verifyAllCommandsExecuted();
+        });
+    }
+}
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