Fixes #1 Allow for multiple artifacts

__tests__/ArtifactGlobber.test.ts

@@ -0,0 +1,39 @@
+import { FileArtifactGlobber } from "../src/ArtifactGlobber"
+import { Globber } from "../src/Globber";
+import { Artifact } from "../src/Artifact";
+
+const contentType = "raw"
+const globResults = ["file1", "file2"]
+
+describe("ArtifactGlobber", () => {
+    it("globs simple path", () => {
+        const globber = createArtifactGlobber()
+
+        const expectedArtifacts =
+            globResults.map((path) => new Artifact(path, contentType))
+
+        expect(globber.globArtifactString('path', 'raw'))
+            .toEqual(expectedArtifacts)
+    })
+
+    it("splits multiple paths", () => {
+        const globber = createArtifactGlobber()
+
+        const expectedArtifacts =
+            globResults
+                .concat(globResults)
+                .map((path) => new Artifact(path, contentType))
+
+        expect(globber.globArtifactString('path1,path2', 'raw'))
+            .toEqual(expectedArtifacts)
+    })
+
+    function createArtifactGlobber(): FileArtifactGlobber {
+        const MockGlobber = jest.fn<Globber, any>(() => {
+            return {
+                glob: () => globResults
+            }
+        })
+        return new FileArtifactGlobber(new MockGlobber())
+    }
+})