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47 lines
1.7 KiB
JavaScript
47 lines
1.7 KiB
JavaScript
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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// deno-lint-ignore-file
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const targetDir = Deno.execPath().replace(/[^\/\\]+$/, "");
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const [libPrefix, libSuffix] = {
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darwin: ["lib", "dylib"],
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linux: ["lib", "so"],
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windows: ["", "dll"],
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}[Deno.build.os];
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const libPath = `${targetDir}/${libPrefix}test_ffi.${libSuffix}`;
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const resourcesPre = Deno.resources();
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const dylib = Deno.dlopen(libPath, {
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"print_something": { parameters: [], result: "void" },
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"add_u32": { parameters: ["u32", "u32"], result: "u32" },
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"add_i32": { parameters: ["i32", "i32"], result: "i32" },
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"add_u64": { parameters: ["u64", "u64"], result: "u64" },
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"add_i64": { parameters: ["i64", "i64"], result: "i64" },
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"add_usize": { parameters: ["usize", "usize"], result: "usize" },
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"add_isize": { parameters: ["isize", "isize"], result: "isize" },
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"add_f32": { parameters: ["f32", "f32"], result: "f32" },
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"add_f64": { parameters: ["f64", "f64"], result: "f64" },
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});
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dylib.symbols.print_something();
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console.log(dylib.symbols.add_u32(123, 456));
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console.log(dylib.symbols.add_i32(123, 456));
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console.log(dylib.symbols.add_u64(123, 456));
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console.log(dylib.symbols.add_i64(123, 456));
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console.log(dylib.symbols.add_usize(123, 456));
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console.log(dylib.symbols.add_isize(123, 456));
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console.log(dylib.symbols.add_f32(123.123, 456.789));
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console.log(dylib.symbols.add_f64(123.123, 456.789));
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dylib.close();
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const resourcesPost = Deno.resources();
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const preStr = JSON.stringify(resourcesPre, null, 2);
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const postStr = JSON.stringify(resourcesPost, null, 2);
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if (preStr !== postStr) {
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throw new Error(
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`Difference in open resources before dlopen and after closing:
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Before: ${preStr}
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After: ${postStr}`,
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);
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}
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console.log("Correct number of resources");
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