convert Object builder specs to integration tests

build_tests/simple/error_unknown_suffix.rb

@@ -0,0 +1,6 @@
+Rscons::Environment.new do |env|
+  File.open("foo.xyz", "wb") do |fh|
+    fh.puts("hi")
+  end
+  env.Object("foo.o", "foo.xyz")
+end

build_tests/simple/override_cccmd.rb

@@ -0,0 +1,4 @@
+Rscons::Environment.new(echo: :command) do |env|
+  env.Object("simple.o", "simple.c",
+             "CCCMD" => %w[${CC} -c -o ${_TARGET} -Dfoobar ${_SOURCES}])
+end

build_tests/simple/override_depfilesuffix.rb

@@ -0,0 +1,4 @@
+Rscons::Environment.new(echo: :command) do |env|
+  env["DEPFILESUFFIX"] = ".deppy"
+  env.Object("simple.o", "simple.c")
+end

spec/build_tests_spec.rb

@@ -935,4 +935,29 @@ EOF
     end
   end
 
+  context "Object builder" do
+    it "allows overriding CCCMD construction variable" do
+      test_dir("simple")
+      result = run_test(rsconsfile: "override_cccmd.rb")
+      expect(result.stderr).to eq ""
+      expect(lines(result.stdout)).to eq [
+        "gcc -c -o simple.o -Dfoobar simple.c",
+      ]
+    end
+
+    it "allows overriding DEPFILESUFFIX construction variable" do
+      test_dir("simple")
+      result = run_test(rsconsfile: "override_depfilesuffix.rb")
+      expect(result.stderr).to eq ""
+      expect(lines(result.stdout)).to eq [
+        "gcc -c -o simple.o -MMD -MF simple.deppy simple.c",
+      ]
+    end
+
+    it "raises an error when given a source file with an unknown suffix" do
+      test_dir("simple")
+      result = run_test(rsconsfile: "error_unknown_suffix.rb")
+      expect(result.stderr).to match /unknown input file type: "foo.xyz"/
+    end
+  end
 end

spec/rscons/builders/object_spec.rb

@@ -1,52 +0,0 @@
-module Rscons
-  module Builders
-    describe Object do
-      let(:env) {Environment.new}
-      let(:cache) {double(Cache)}
-      subject {Object.new}
-
-      it "supports overriding CCCMD construction variable" do
-        expect(cache).to receive(:up_to_date?).and_return(false)
-        expect(cache).to receive(:mkdir_p)
-        expect(FileUtils).to receive(:rm_f)
-        expect(env).to receive(:execute).with("CC mod.o", ["llc", "mod.c"]).and_return(true)
-        expect(File).to receive(:exists?).and_return(false)
-        expect(cache).to receive(:register_build)
-
-        subject.run(
-          target: "mod.o",
-          sources: ["mod.c"],
-          cache: cache,
-          env: env,
-          vars: {"CCCMD" => ["llc", "${_SOURCES}"]})
-      end
-
-      it "supports overriding DEPFILESUFFIX construction variable" do
-        expect(cache).to receive(:up_to_date?).and_return(false)
-        expect(cache).to receive(:mkdir_p)
-        expect(FileUtils).to receive(:rm_f)
-        expect(env).to receive(:execute).with(anything, %w[gcc -c -o f.o -MMD -MF f.d in.c]).and_return(true)
-        expect(File).to receive(:exists?).with("f.d").and_return(false)
-        expect(cache).to receive(:register_build)
-
-        subject.run(
-          target: "f.o",
-          sources: ["in.c"],
-          cache: cache,
-          env: env,
-          vars: {"DEPFILESUFFIX" => ".d"})
-      end
-
-      it "raises an error when given a source file with an unknown suffix" do
-        expect do
-          subject.run(
-            target: "mod.o",
-            sources: ["mod.xyz"],
-            cache: :cache,
-            env: env,
-            vars: {})
-        end.to raise_error /unknown input file type: "mod.xyz"/
-      end
-    end
-  end
-end