Initial commit

sop-java-picocli/src/test/java/sop/cli/picocli/SOPTest.java

@@ -0,0 +1,119 @@
+// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package sop.cli.picocli;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.Mockito.mock;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import com.ginsberg.junit.exit.ExpectSystemExitWithStatus;
+import org.junit.jupiter.api.Test;
+import sop.SOP;
+import sop.operation.Armor;
+import sop.operation.Dearmor;
+import sop.operation.Decrypt;
+import sop.operation.DetachInbandSignatureAndMessage;
+import sop.operation.Encrypt;
+import sop.operation.ExtractCert;
+import sop.operation.GenerateKey;
+import sop.operation.Sign;
+import sop.operation.Verify;
+import sop.operation.Version;
+
+public class SOPTest {
+
+    @Test
+    @ExpectSystemExitWithStatus(69)
+    public void assertExitOnInvalidSubcommand() {
+        SOP sop = mock(SOP.class);
+        SopCLI.setSopInstance(sop);
+
+        SopCLI.main(new String[] {"invalid"});
+    }
+
+    @Test
+    @ExpectSystemExitWithStatus(1)
+    public void assertThrowsIfNoSOPBackendSet() {
+        SopCLI.SOP_INSTANCE = null;
+        // At this point, no SOP backend is set, so an InvalidStateException triggers exit(1)
+        SopCLI.main(new String[] {"armor"});
+    }
+
+    @Test
+    public void UnsupportedSubcommandsTest() {
+        SOP nullCommandSOP = new SOP() {
+            @Override
+            public Version version() {
+                return null;
+            }
+
+            @Override
+            public GenerateKey generateKey() {
+                return null;
+            }
+
+            @Override
+            public ExtractCert extractCert() {
+                return null;
+            }
+
+            @Override
+            public Sign sign() {
+                return null;
+            }
+
+            @Override
+            public Verify verify() {
+                return null;
+            }
+
+            @Override
+            public Encrypt encrypt() {
+                return null;
+            }
+
+            @Override
+            public Decrypt decrypt() {
+                return null;
+            }
+
+            @Override
+            public Armor armor() {
+                return null;
+            }
+
+            @Override
+            public Dearmor dearmor() {
+                return null;
+            }
+
+            @Override
+            public DetachInbandSignatureAndMessage detachInbandSignatureAndMessage() {
+                return null;
+            }
+        };
+        SopCLI.setSopInstance(nullCommandSOP);
+
+        List<String[]> commands = new ArrayList<>();
+        commands.add(new String[] {"armor"});
+        commands.add(new String[] {"dearmor"});
+        commands.add(new String[] {"decrypt"});
+        commands.add(new String[] {"detach-inband-signature-and-message"});
+        commands.add(new String[] {"encrypt"});
+        commands.add(new String[] {"extract-cert"});
+        commands.add(new String[] {"generate-key"});
+        commands.add(new String[] {"sign"});
+        commands.add(new String[] {"verify", "signature.asc", "cert.asc"});
+        commands.add(new String[] {"version"});
+
+        for (String[] command : commands) {
+            int exit = SopCLI.execute(command);
+            assertEquals(69, exit, "Unexpected exit code for non-implemented command " + Arrays.toString(command) + ": " + exit);
+        }
+    }
+}