1 files changed, 89 insertions, 0 deletions
diff --git a/spec/unit/knife/environment_from_file_spec.rb b/spec/unit/knife/environment_from_file_spec.rb
new file mode 100644
index 0000000000..d2234d9be1
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+++ b/spec/unit/knife/environment_from_file_spec.rb
@@ -0,0 +1,89 @@
+#
+# Author:: Stephen Delano (<stephen@ospcode.com>)
+# Author:: Seth Falcon (<seth@ospcode.com>)
+# Copyright:: Copyright 2010 Opscode, Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require 'spec_helper'
+
+Chef::Knife::EnvironmentFromFile.load_deps
+
+describe Chef::Knife::EnvironmentFromFile do
+  before(:each) do
+    @knife = Chef::Knife::EnvironmentFromFile.new
+    @stdout = StringIO.new
+    @knife.ui.stub!(:stdout).and_return(@stdout)
+    @knife.name_args = [ "spec.rb" ]
+
+    @environment = Chef::Environment.new
+    @environment.name("spec")
+    @environment.description("runs the unit tests")
+    @environment.cookbook_versions({"apt" => "= 1.2.3"})
+    @environment.stub!(:save).and_return true
+    @knife.loader.stub!(:load_from).and_return @environment
+  end
+
+  describe "run" do
+    it "loads the environment data from a file and saves it" do
+      @knife.loader.should_receive(:load_from).with('environments', 'spec.rb').and_return(@environment)
+      @environment.should_receive(:save)
+      @knife.run
+    end
+
+    context "when handling multiple environments" do
+      before(:each) do
+        @env_apple = @environment.dup
+        @env_apple.name("apple")
+        @knife.loader.stub!(:load_from).with("apple.rb").and_return @env_apple
+      end
+  
+      it "loads multiple environments if given" do
+        @knife.name_args = [ "spec.rb", "apple.rb" ]
+        @environment.should_receive(:save).twice
+        @knife.run
+      end
+  
+      it "loads all environments with -a" do
+        File.stub!(:expand_path).with("./environments/*.{json,rb}").and_return("/tmp/environments")
+        Dir.stub!(:glob).with("/tmp/environments").and_return(["spec.rb", "apple.rb"])
+        @knife.name_args = []
+        @knife.stub!(:config).and_return({:all => true})
+        @environment.should_receive(:save).twice
+        @knife.run
+      end
+    end
+
+    it "should not print the environment" do
+      @knife.should_not_receive(:output)
+      @knife.run
+    end
+
+    it "should show usage and exit if not filename is provided" do
+      @knife.name_args = []
+      @knife.ui.should_receive(:fatal)
+      @knife.should_receive(:show_usage)
+      lambda { @knife.run }.should raise_error(SystemExit)
+    end
+
+    describe "with --print-after" do
+      it "should pretty print the environment, formatted for display" do
+        @knife.config[:print_after] = true
+        @knife.should_receive(:output)
+        @knife.run
+      end
+    end
+  end
+end