Add tests for file and directory literals in output as produced by ex…

…pression tool.

v1.0/conformance_test_v1.0.yaml

@@ -925,4 +925,38 @@
     }
   }
   tool: v1.0/docker-array-secondaryfiles.cwl
-  doc: Test secondaryFiles on array of files.
+  doc: Test secondaryFiles on array of files.
+
+- job: v1.0/dir7.yml
+  output: {
+    "dir": {
+        "location": "a_directory",
+        "class": "Directory",
+        "listing": [
+            {
+                "class": "File",
+                "location": "whale.txt",
+                "checksum": "sha1$327fc7aedf4f6b69a42a7c8b808dc5a7aff61376",
+                "size": 1111
+            },
+            {
+                "class": "File",
+                "location": "hello.txt",
+                "checksum": "sha1$47a013e660d408619d894b20806b1d5086aab03b",
+                "size": 13
+            }
+        ]
+    }
+  }
+  tool: v1.0/dir7.cwl
+  doc: Test directory literal output created by ExpressionTool
+
+- job: v1.0/empty.json
+  output:
+    lit:
+      location: "a_file"
+      class: "File"
+      checksum: "sha1$fea23663b9c8ed71968f86415b5ec091bb111448"
+      size: 19
+  tool: v1.0/file-literal-ex.cwl
+  doc: Test file literal output created by ExpressionTool

v1.0/v1.0/dir7.cwl

@@ -0,0 +1,12 @@
+class: ExpressionTool
+cwlVersion: v1.0
+requirements:
+  InlineJavascriptRequirement: {}
+inputs:
+  files: File[]
+outputs:
+  dir: Directory
+expression: |
+  ${
+  return {"dir": {"class": "Directory", "basename": "a_directory", "listing": inputs.files}};
+  }

v1.0/v1.0/dir7.yml

@@ -0,0 +1,5 @@
+files:
+  - class: File
+    location: hello.txt
+  - class: File
+    location: whale.txt

v1.0/v1.0/file-literal-ex.cwl

@@ -0,0 +1,11 @@
+class: ExpressionTool
+cwlVersion: v1.0
+requirements:
+  InlineJavascriptRequirement: {}
+inputs: []
+outputs:
+  lit: File
+expression: |
+  ${
+  return {"lit": {"class": "File", "basename": "a_file", "contents": "Hello file literal."}};
+  }