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test: improve test coverage of internal/blob #41513

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merged 7 commits into from
Apr 14, 2022
Merged

test: improve test coverage of internal/blob #41513

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15b4cd4
test: improve test coverage of internal/blob
kuriyosh Jan 14, 2022
8b1c102
test: over size array in some platforms
kuriyosh Jan 21, 2022
23d0c45
fix: skip oversized buffer test for memory limitation
kuriyosh Jan 28, 2022
24fa55e
fix: remove parens in throw statement
kuriyosh Jan 29, 2022
89ccf12
test: fix mustcall error
kuriyosh Feb 18, 2022
12b8651
test: skip invalid array length
kuriyosh Mar 4, 2022
5f423b5
test: skip this test in freeBSD env
kuriyosh Apr 8, 2022
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24 changes: 24 additions & 0 deletions test/parallel/test-blob-buffer-too-large.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
// Flags: --no-warnings
'use strict';

const common = require('../common');
const assert = require('assert');
const { Blob } = require('buffer');

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if (common.isFreeBSD)
common.skip('Oversized buffer make the FreeBSD CI runner crash');

try {
new Blob([new Uint8Array(0xffffffff), [1]]);
} catch (e) {
if (
e.message === 'Array buffer allocation failed' ||
e.message === 'Invalid typed array length: 4294967295'
) {
common.skip(
'Insufficient memory on this platform for oversized buffer test.'
);
} else {
assert.strictEqual(e.code, 'ERR_BUFFER_TOO_LARGE');
}
}
26 changes: 26 additions & 0 deletions test/parallel/test-blob.js
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Original file line number Diff line number Diff line change
Expand Up @@ -198,6 +198,8 @@ assert.throws(() => new Blob({}), {
const b = new Blob();
assert.strictEqual(inspect(b, { depth: null }),
'Blob { size: 0, type: \'\' }');
assert.strictEqual(inspect(b, { depth: 1 }),
'Blob { size: 0, type: \'\' }');
assert.strictEqual(inspect(b, { depth: -1 }), '[Blob]');
}

Expand Down Expand Up @@ -230,6 +232,30 @@ assert.throws(() => new Blob({}), {
});
}

{
assert.throws(() => Reflect.get(Blob.prototype, 'type', {}), {
code: 'ERR_INVALID_THIS',
});
assert.throws(() => Reflect.get(Blob.prototype, 'size', {}), {
code: 'ERR_INVALID_THIS',
});
assert.throws(() => Blob.prototype.slice(Blob.prototype, 0, 1), {
code: 'ERR_INVALID_THIS',
});
assert.throws(() => Blob.prototype.stream.call(), {
code: 'ERR_INVALID_THIS',
});
}

(async () => {
assert.rejects(async () => Blob.prototype.arrayBuffer.call(), {
code: 'ERR_INVALID_THIS',
});
assert.rejects(async () => Blob.prototype.text.call(), {
code: 'ERR_INVALID_THIS',
});
})().then(common.mustCall());

(async () => {
const blob = new Blob([
new Uint8Array([0x50, 0x41, 0x53, 0x53]),
Expand Down