42 lines
773 B
JavaScript
42 lines
773 B
JavaScript
t = db.group2;
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t.drop();
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t.save({a: 2});
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t.save({b: 5});
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t.save({a: 1});
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cmd = { key: {a: 1},
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initial: {count: 0},
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reduce: function(obj, prev) {
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prev.count++;
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}
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};
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result = t.group(cmd);
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assert.eq(3, result.length, "A");
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assert.eq(null, result[1].a, "C");
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assert("a" in result[1], "D");
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assert.eq(1, result[2].a, "E");
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assert.eq(1, result[0].count, "F");
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assert.eq(1, result[1].count, "G");
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assert.eq(1, result[2].count, "H");
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var keyFn = function(x) {
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return { a: 'a' in x ? x.a : null };
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};
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delete cmd.key
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cmd["$keyf"] = keyFn;
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result2 = t.group( cmd );
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assert.eq( result , result2, "check result2" );
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delete cmd.$keyf
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cmd["keyf"] = keyFn;
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result3 = t.group( cmd );
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assert.eq( result , result3, "check result3" );
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