provisioners/file: Add unit tests for the config

test/unit/plugins/provisioners/file/config_test.rb

@@ -0,0 +1,71 @@
+require_relative "../../../base"
+
+require Vagrant.source_root.join("plugins/provisioners/file/config")
+
+describe VagrantPlugins::FileUpload::Config do
+  include_context "unit"
+
+  subject { described_class.new }
+
+  let(:machine) { double("machine") }
+
+  describe "#validate" do
+    it "returns an error if destination is not specified" do
+      existing_file = File.expand_path(__FILE__)
+
+      subject.source = existing_file
+      subject.finalize!
+
+      result = subject.validate(machine)
+      expect(result["File provisioner"]).to eql([
+        I18n.t("vagrant.provisioners.file.no_dest_file")
+      ])
+    end
+
+    it "returns an error if source is not specified" do
+      subject.destination = "/tmp/foo"
+      subject.finalize!
+
+      result = subject.validate(machine)
+      expect(result["File provisioner"]).to eql([
+        I18n.t("vagrant.provisioners.file.no_source_file")
+      ])
+    end
+
+    it "returns an error if source file does not exist" do
+      non_existing_file = "this/does/not/exist"
+
+      subject.source = non_existing_file
+      subject.destination = "/tmp/foo"
+      subject.finalize!
+
+      result = subject.validate(machine)
+      expect(result["File provisioner"]).to eql([
+        I18n.t("vagrant.provisioners.file.path_invalid",
+               path: File.expand_path(non_existing_file))
+      ])
+    end
+
+    it "passes with absolute source path" do
+      existing_absolute_path = File.expand_path(__FILE__)
+
+      subject.source = existing_absolute_path
+      subject.destination = "/tmp/foo"
+      subject.finalize!
+
+      result = subject.validate(machine)
+      expect(result["File provisioner"]).to eql([])
+    end
+
+    it "passes with relative source path" do
+      existing_relative_path = __FILE__
+
+      subject.source = existing_relative_path
+      subject.destination = "/tmp/foo"
+      subject.finalize!
+
+      result = subject.validate(machine)
+      expect(result["File provisioner"]).to eql([])
+    end
+  end
+end