69 lines
2.0 KiB
Rust
69 lines
2.0 KiB
Rust
#[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::{
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BasicBlockId, ConstValue, EffectMask, FunctionSignature, MirFunction, MirInstruction,
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MirModule, MirType,
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};
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std::env::set_var("NYASH_ABI_VTABLE", "1");
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let sig = FunctionSignature {
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name: "main".into(),
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params: vec![],
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return_type: MirType::Integer,
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effects: EffectMask::PURE,
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};
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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)
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.unwrap()
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.add_instruction(MirInstruction::NewBox {
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dst: con,
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box_type: "ConsoleBox".into(),
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args: vec![],
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});
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let msg = f.next_value_id();
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f.get_block_mut(bb)
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.unwrap()
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.add_instruction(MirInstruction::Const {
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dst: msg,
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value: ConstValue::String("hi".into()),
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});
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f.get_block_mut(bb)
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.unwrap()
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.add_instruction(MirInstruction::BoxCall {
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dst: None,
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box_val: con,
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method: "log".into(),
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args: vec![msg],
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method_id: None,
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effects: EffectMask::PURE,
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});
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f.get_block_mut(bb)
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.unwrap()
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.add_instruction(MirInstruction::BoxCall {
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dst: None,
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box_val: con,
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method: "clear".into(),
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args: vec![],
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method_id: None,
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effects: EffectMask::PURE,
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});
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let zero = f.next_value_id();
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f.get_block_mut(bb)
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.unwrap()
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.add_instruction(MirInstruction::Const {
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dst: zero,
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value: ConstValue::Integer(0),
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});
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f.get_block_mut(bb)
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.unwrap()
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.add_instruction(MirInstruction::Return { value: Some(zero) });
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let mut m = MirModule::new("console_smoke".into());
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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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