Add test for embedded subworkflow

v1.0/conformance_test_v1.0.yaml

@@ -883,3 +883,8 @@
       "size": 12010
   tool: v1.0/initialworkdirrequirement-docker-out.cwl
   doc: Test output of InitialWorkDir
+
+- job: v1.0/wc-job.json
+  output: {count_output: 16}
+  tool: v1.0/count-lines10-wf.cwl
+  doc: Test embedded subworkflow

v1.0/v1.0/count-lines10-wf.cwl

@@ -0,0 +1,37 @@
+#!/usr/bin/env cwl-runner
+class: Workflow
+cwlVersion: v1.0
+
+inputs:
+    file1: File
+
+outputs:
+    count_output:
+      type: int
+      outputSource: step1/count_output
+
+requirements:
+  - class: SubworkflowFeatureRequirement
+
+steps:
+  step1:
+    in:
+      file1: file1
+    out: [count_output]
+    run:
+      class: Workflow
+      inputs:
+        file1: File
+      outputs:
+        count_output:
+          type: int
+          outputSource: step2/output
+      steps:
+        step1:
+          run: wc-tool.cwl
+          in: {file1: file1}
+          out: [output]
+        step2:
+          run: parseInt-tool.cwl
+          in: {file1: step1/output}
+          out: [output]