Add test with workflow.out and snapshot

src/test/java/com/askimed/nf/test/lang/WorkflowTest.java

@@ -35,6 +35,15 @@ public void testWorkflowSucces() throws Exception {
 
 	}
 
+	@Test
+	public void testWorkflowAndSnapshot() throws Exception {
+
+		App app = new App();
+		int exitCode = app.run(new String[] { "test", "test-data/workflow/default/trial.snapshot.nf.test" });
+		assertEquals(0, exitCode);
+
+	}
+
 	@Test
 	public void testWorkflowWithNoOutputs() throws Exception {
 

test-data/workflow/default/trial.snapshot.nf.test

@@ -0,0 +1,25 @@
+nextflow_workflow {
+
+    name "Test workflow"
+    script "test-data/workflow/default/trial.nf"
+    workflow "trial"
+
+    test("Should run without failures") {
+        when {
+            params {
+                outdir = "tests/results"
+            }
+            workflow {
+                """
+                input[0] = Channel.of('a','b')
+                """
+            }
+        }
+
+        then {
+            //check if test case succeeded
+            assert workflow.success
+            assert snapshot(workflow.out).match()
+        }
+    }
+}

test-data/workflow/default/trial.snapshot.nf.test.snap

@@ -0,0 +1,25 @@
+{
+    "Should run without failures": {
+        "content": [
+            {
+                "0": [
+                    "a",
+                    "b"
+                ],
+                "1": [
+                    "a.txt:md5,0cc175b9c0f1b6a831c399e269772661",
+                    "b.txt:md5,92eb5ffee6ae2fec3ad71c777531578f"
+                ],
+                "lukas": [
+                    "a",
+                    "b"
+                ],
+                "sebastian": [
+                    "a.txt:md5,0cc175b9c0f1b6a831c399e269772661",
+                    "b.txt:md5,92eb5ffee6ae2fec3ad71c777531578f"
+                ]
+            }
+        ],
+        "timestamp": "2023-08-28T14:23:59+0000"
+    }
+}