[Courgette] Reduce AssemblyProgram to reduce Courgette-apply RAM floor and disk churn.

courgette/encode_decode_unittest.cc

Index: courgette/encode_decode_unittest.cc
diff --git a/courgette/encode_decode_unittest.cc b/courgette/encode_decode_unittest.cc
index 7b705f12fd4555299ae0397fcd485f7648e35fea..a07baf398c4e54f21d1dd0e5ff6a064bba0f1553 100644
--- a/courgette/encode_decode_unittest.cc
+++ b/courgette/encode_decode_unittest.cc
@@ -6,12 +6,9 @@
 
 #include <memory>
 
-#include "courgette/assembly_program.h"
 #include "courgette/base_test_unittest.h"
 #include "courgette/courgette.h"
 #include "courgette/courgette_flow.h"
-#include "courgette/encoded_program.h"
-#include "courgette/program_detector.h"
 #include "courgette/streams.h"
 
 namespace courgette {
@@ -31,11 +28,15 @@ void EncodeDecodeTest::TestAssembleToStreamDisassemble(
 
   // Convert executable to encoded assembly.
   RegionBuffer original_buffer(Region(original_data, original_length));
-  flow.ReadAssemblyProgramFromBuffer(flow.ONLY, original_buffer, false);
+  flow.ReadDisassemblerFromBuffer(flow.ONLY, original_buffer);
+  EXPECT_EQ(C_OK, flow.status());
+  EXPECT_TRUE(nullptr != flow.data(flow.ONLY)->disassembler.get());
+
+  flow.CreateAssemblyProgramFromDisassembler(flow.ONLY, false);
   EXPECT_EQ(C_OK, flow.status());
   EXPECT_TRUE(nullptr != flow.data(flow.ONLY)->program.get());
 
-  flow.CreateEncodedProgramFromAssemblyProgram(flow.ONLY);
+  flow.CreateEncodedProgramFromDisassemblerAndAssemblyProgram(flow.ONLY);
   EXPECT_EQ(C_OK, flow.status());
   EXPECT_TRUE(nullptr != flow.data(flow.ONLY)->encoded.get());
 
@@ -43,6 +44,10 @@ void EncodeDecodeTest::TestAssembleToStreamDisassemble(
   EXPECT_EQ(C_OK, flow.status());
   EXPECT_TRUE(nullptr == flow.data(flow.ONLY)->program.get());
 
+  flow.DestroyDisassembler(flow.ONLY);
+  EXPECT_EQ(C_OK, flow.status());
+  EXPECT_TRUE(nullptr == flow.data(flow.ONLY)->disassembler.get());
+
   flow.WriteSinkStreamSetFromEncodedProgram(flow.ONLY);
   EXPECT_EQ(C_OK, flow.status());