[Interpreter] Refactor bytecode generator test suite.

test/cctest/interpreter/bytecode_expectations/Conditional.golden

Index: test/cctest/interpreter/bytecode_expectations/Conditional.golden
diff --git a/test/cctest/interpreter/bytecode_expectations/Conditional.golden b/test/cctest/interpreter/bytecode_expectations/Conditional.golden
new file mode 100644
index 0000000000000000000000000000000000000000..e17bb2fa03417038dab90668a39bad5324c31ed7
--- /dev/null
+++ b/test/cctest/interpreter/bytecode_expectations/Conditional.golden
@@ -0,0 +1,55 @@
+#
+# Autogenerated by generate-bytecode-expectations.
+#
+
+---
+pool type: number
+execute: yes
+wrap: yes
+
+---
+snippet: "
+  return 1 ? 2 : 3;
+"
+frame size: 0
+parameter count: 1
+bytecode array length: 12
+bytecodes: [
+  B(StackCheck),
+  B(LdaSmi8), U8(1),
+  B(JumpIfToBooleanFalse), U8(6),
+  B(LdaSmi8), U8(2),
+  B(Jump), U8(4),
+  B(LdaSmi8), U8(3),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  return 1 ? 2 ? 3 : 4 : 5;
+"
+frame size: 0
+parameter count: 1
+bytecode array length: 20
+bytecodes: [
+  B(StackCheck),
+  B(LdaSmi8), U8(1),
+  B(JumpIfToBooleanFalse), U8(14),
+  B(LdaSmi8), U8(2),
+  B(JumpIfToBooleanFalse), U8(6),
+  B(LdaSmi8), U8(3),
+  B(Jump), U8(4),
+  B(LdaSmi8), U8(4),
+  B(Jump), U8(4),
+  B(LdaSmi8), U8(5),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+