47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
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'use strict';
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const assert = require('assert');
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const ref = require('../');
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describe('coerce', function() {
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it('should return `ref.types.void` for "void"', function() {
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const type = ref.coerceType('void');
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assert.strictEqual(ref.types.void, type);
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});
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it('should return a ref type when a "*" is present', function() {
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const type = ref.coerceType('void *');
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assert.notStrictEqual(type, ref.types.void);
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assert.strictEqual(type.indirection, ref.types.void.indirection + 1);
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});
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it('should coerce the "type" property of a Buffer', function() {
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const buf = Buffer.alloc(ref.sizeof.int);
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buf.type = 'int';
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const type = ref.getType(buf);
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assert.strictEqual(ref.types.int, type);
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assert.strictEqual('int', buf.type);
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});
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it('should coerce "Object" to `ref.types.Object`', function() {
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assert.strictEqual(ref.types.Object, ref.coerceType('Object'));
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});
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it('should coerce the optional type in `ref.get()`', function() {
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const b = Buffer.alloc(ref.sizeof.int8);
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b[0] = 5;
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assert.strictEqual(5, ref.get(b, 0, 'int8'));
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});
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it('should coerce the optional type in `ref.set()`', function() {
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const b = Buffer.alloc(ref.sizeof.int8);
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ref.set(b, 0, 5, 'int8');
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assert.strictEqual(5, b[0]);
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});
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it('should throw a TypeError if a "type" can not be inferred', function() {
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assert.throws(() => {
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ref.coerceType({ });
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}, /could not determine a proper \"type\"/);
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});
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});
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