23 lines
1.6 KiB
Rust
23 lines
1.6 KiB
Rust
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#[test]
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fn vtable_console_log_clear_smoke() {
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use crate::backend::vm::VM;
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use crate::mir::{MirModule, MirFunction, FunctionSignature, MirInstruction, EffectMask, BasicBlockId, ConstValue, MirType};
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std::env::set_var("NYASH_ABI_VTABLE", "1");
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let sig = FunctionSignature { name: "main".into(), params: vec![], return_type: MirType::Integer, effects: EffectMask::PURE };
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let mut f = MirFunction::new(sig, BasicBlockId::new(0));
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let bb = f.entry_block;
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let con = f.next_value_id();
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f.get_block_mut(bb).unwrap().add_instruction(MirInstruction::NewBox { dst: con, box_type: "ConsoleBox".into(), args: vec![] });
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let msg = f.next_value_id(); f.get_block_mut(bb).unwrap().add_instruction(MirInstruction::Const { dst: msg, value: ConstValue::String("hi".into()) });
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f.get_block_mut(bb).unwrap().add_instruction(MirInstruction::BoxCall { dst: None, box_val: con, method: "log".into(), args: vec![msg], method_id: None, effects: EffectMask::PURE });
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f.get_block_mut(bb).unwrap().add_instruction(MirInstruction::BoxCall { dst: None, box_val: con, method: "clear".into(), args: vec![], method_id: None, effects: EffectMask::PURE });
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let zero = f.next_value_id(); f.get_block_mut(bb).unwrap().add_instruction(MirInstruction::Const { dst: zero, value: ConstValue::Integer(0) });
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f.get_block_mut(bb).unwrap().add_instruction(MirInstruction::Return { value: Some(zero) });
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let mut m = MirModule::new("console_smoke".into()); m.add_function(f);
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let mut vm = VM::new();
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let out = vm.execute_module(&m).expect("vm exec");
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assert_eq!(out.to_string_box().value, "0");
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}
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