a clean operation should preserve install target cache info - close #101

lib/rscons/application.rb

@@ -114,16 +114,18 @@ module Rscons
       cache = Cache.instance
       # remove all built files
       cache.targets(false).each do |target|
+        cache.remove_target(target)
         FileUtils.rm_f(target)
       end
       # remove all created directories if they are empty
       cache.directories(false).sort {|a, b| b.size <=> a.size}.each do |directory|
+        cache.remove_directory(directory)
         next unless File.directory?(directory)
         if (Dir.entries(directory) - ['.', '..']).empty?
           Dir.rmdir(directory) rescue nil
         end
       end
-      cache.clear
+      cache.write
       0
     end
 

spec/build_tests_spec.rb

@@ -350,6 +350,28 @@ EOF
         expect(File.exists?("build/e.1/src/one/one.o")).to be_falsey
       end
     end
+
+    it "does not remove install cache entries" do
+      test_dir "typical"
+
+      Dir.mktmpdir do |prefix|
+        result = run_rscons(rsconscript: "install.rb", op: %W[configure --prefix=#{prefix}])
+        expect(result.stderr).to eq ""
+
+        result = run_rscons(rsconscript: "install.rb", op: %W[install])
+        expect(result.stderr).to eq ""
+
+        result = run_rscons(rsconscript: "install.rb", op: %W[clean])
+        expect(result.stderr).to eq ""
+        expect(File.exists?("#{prefix}/bin/program.exe")).to be_truthy
+        expect(File.exists?("build/e.1/src/one/one.o")).to be_falsey
+
+        result = run_rscons(rsconscript: "install.rb", op: %W[uninstall -v])
+        expect(result.stderr).to eq ""
+        expect(result.stdout).to match %r{Removing #{prefix}/bin/program.exe}
+        expect(Dir.entries(prefix)).to match_array %w[. ..]
+      end
+    end
   end
 
   it 'allows Ruby classes as custom builders to be used to construct files' do
@@ -1175,16 +1197,6 @@ EOF
       expect(result.stderr).to match /Warning.*was corrupt. Contents:/
     end
 
-    it "removes the cache file on a clean operation" do
-      test_dir("simple")
-      result = run_rscons
-      expect(result.stderr).to eq ""
-      expect(File.exists?(Rscons::Cache::CACHE_FILE)).to be_truthy
-      result = run_rscons(op: %w[clean])
-      expect(result.stderr).to eq ""
-      expect(File.exists?(Rscons::Cache::CACHE_FILE)).to be_falsey
-    end
-
     it "forces a build when the target file does not exist and is not in the cache" do
       test_dir("simple")
       expect(File.exists?("simple.exe")).to be_falsey

spec/rscons/application_spec.rb

@@ -1,30 +0,0 @@
-module Rscons
-  describe Application do
-
-    describe ".clean" do
-      it "removes all build targets and created directories" do
-        cache = "cache"
-        expect(Rscons::Cache).to receive(:instance).and_return(cache)
-        expect(cache).to receive(:targets).and_return(["build/a.out", "build/main.o"])
-        expect(FileUtils).to receive(:rm_f).with("build/a.out")
-        expect(FileUtils).to receive(:rm_f).with("build/main.o")
-        expect(cache).to receive(:directories).and_return(["build/one", "build/one/two", "build", "other"])
-        expect(File).to receive(:directory?).with("build/one/two").and_return(true)
-        expect(Dir).to receive(:entries).with("build/one/two").and_return([".", ".."])
-        expect(Dir).to receive(:rmdir).with("build/one/two")
-        expect(File).to receive(:directory?).with("build/one").and_return(true)
-        expect(Dir).to receive(:entries).with("build/one").and_return([".", ".."])
-        expect(Dir).to receive(:rmdir).with("build/one")
-        expect(File).to receive(:directory?).with("build").and_return(true)
-        expect(Dir).to receive(:entries).with("build").and_return([".", ".."])
-        expect(Dir).to receive(:rmdir).with("build")
-        expect(File).to receive(:directory?).with("other").and_return(true)
-        expect(Dir).to receive(:entries).with("other").and_return([".", "..", "other.file"])
-        expect(cache).to receive(:clear)
-
-        Rscons.application.__send__(:clean)
-      end
-    end
-
-  end
-end