70 lines
1.7 KiB
JavaScript
70 lines
1.7 KiB
JavaScript
// @tags: [requires_non_retryable_writes]
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// Check that $nin is the opposite of $in SERVER-3264
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t = db.jstests_nin2;
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t.drop();
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// Check various operator types.
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function checkOperators(array, inMatches) {
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inCount = inMatches ? 1 : 0;
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notInCount = 1 - inCount;
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assert.eq(inCount, t.count({foo: {$in: array}}));
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assert.eq(notInCount, t.count({foo: {$not: {$in: array}}}));
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assert.eq(notInCount, t.count({foo: {$nin: array}}));
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assert.eq(inCount, t.count({foo: {$not: {$nin: array}}}));
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}
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t.save({});
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assert.eq(1, t.count({foo: null}));
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assert.eq(0, t.count({foo: {$ne: null}}));
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assert.eq(0, t.count({foo: 1}));
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// Check matching null against missing field.
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checkOperators([null], true);
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checkOperators([null, 1], true);
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checkOperators([1, null], true);
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t.remove({});
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t.save({foo: null});
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assert.eq(1, t.count({foo: null}));
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assert.eq(0, t.count({foo: {$ne: null}}));
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assert.eq(0, t.count({foo: 1}));
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// Check matching empty set.
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checkOperators([], false);
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// Check matching null against missing null field.
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checkOperators([null], true);
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checkOperators([null, 1], true);
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checkOperators([1, null], true);
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t.remove({});
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t.save({foo: 1});
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assert.eq(0, t.count({foo: null}));
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assert.eq(1, t.count({foo: {$ne: null}}));
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assert.eq(1, t.count({foo: 1}));
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// Check matching null against 1.
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checkOperators([null], false);
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checkOperators([null, 1], true);
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checkOperators([1, null], true);
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t.remove({});
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t.save({foo: [0, 1]});
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// Check exact match of embedded array.
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checkOperators([[0, 1]], true);
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t.remove({});
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t.save({foo: []});
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// Check exact match of embedded empty array.
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checkOperators([[]], true);
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t.remove({});
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t.save({foo: 'foo'});
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// Check regex match.
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checkOperators([/o/], true);
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