mirror of
https://github.com/fluencelabs/parity-wasm
synced 2025-05-29 15:41:36 +00:00
36 lines
1.3 KiB
Rust
36 lines
1.3 KiB
Rust
use elements::deserialize_file;
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use elements::Module;
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use interpreter::{EnvParams, ExecutionParams, ProgramInstance};
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use interpreter::module::ModuleInstanceInterface;
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use interpreter::value::RuntimeValue;
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// Name of function contained in WASM file (note the leading underline)
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const FUNCTION_NAME: &'static str = "_inc_i32";
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// The WASM file containing the module and function
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const WASM_FILE: &str = &"res/cases/v1/inc_i32.wasm";
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#[test]
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fn interpreter_inc_i32() {
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let program = ProgramInstance::with_env_params(EnvParams {
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total_stack: 128 * 1024,
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total_memory: 2 * 1024 * 1024,
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allow_memory_growth: false,
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}).expect("Failed to instanciate program");
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let module: Module =
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deserialize_file(WASM_FILE).expect("Failed to deserialize module from buffer");
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let i32_val = 42;
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// the functions expects a single i32 parameter
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let args = vec![RuntimeValue::I32(i32_val)];
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let exp_retval = Some(RuntimeValue::I32(i32_val + 1));
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let execution_params = ExecutionParams::from(args);
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let module = program
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.add_module("main", module, None)
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.expect("Failed to initialize module");
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let retval = module
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.execute_export(FUNCTION_NAME, execution_params)
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.expect("");
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assert_eq!(exp_retval, retval);
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}
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