raise error if user constructs an Environment before configuration is complete

build_tests/configure/error_env_construction_before_configure.rb

@@ -1,4 +1,3 @@
 Environment.new do |env|
   env.Object("simple.o", "simple.cc")
-  env.process
 end

lib/rscons/environment.rb

@@ -63,6 +63,9 @@ module Rscons
     # If a block is given, the Environment object is yielded to the block and
     # when the block returns, the {#process} method is automatically called.
     def initialize(options = {})
+      unless Cache.instance["configuration_data"]["configured"]
+        raise "Project must be configured before creating an Environment"
+      end
       super(options)
       @id = self.class.get_id
       self.class.register(self)
@@ -258,9 +261,6 @@ module Rscons
     #
     # @return [void]
     def process
-      unless Cache.instance["configuration_data"]["configured"]
-        raise "Project must be configured before processing an Environment"
-      end
       @process_failures = []
       @process_blocking_wait = false
       @process_commands_waiting_to_run = []

spec/build_tests_spec.rb

@@ -2012,10 +2012,10 @@ EOF
       expect(result.status).to_not eq 0
     end
 
-    it "exits with an error if configuration has not been performed before attempting to process an environment" do
+    it "exits with an error if configuration has not been performed before attempting to create an environment" do
       test_dir "configure"
-      result = run_rscons(rsconscript: "error_env_process_before_configure.rb")
-      expect(result.stderr).to match /Project must be configured before processing an Environment/
+      result = run_rscons(rsconscript: "error_env_construction_before_configure.rb")
+      expect(result.stderr).to match /Project must be configured before creating an Environment/
       expect(result.status).to_not eq 0
     end
 

spec/rscons/environment_spec.rb

@@ -1,5 +1,9 @@
 module Rscons
   describe Environment do
+    before(:each) do
+      Cache.instance["configuration_data"] = {"configured" => true}
+    end
+
     describe "#initialize" do
       it "adds the default builders when they are not excluded" do
         env = Environment.new