text stringlengths 0 2.2M |
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//:
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//: 6 Specifying wrong parameters to 'submitReserved' causes certain
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//: behavior in special build configuration.
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//
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// Testing:
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// void reserve(bsls::Types::Uint64 numOfUnits);
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// bsls::Types::Uint64 unitsReserved();
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// void submitReserved(bsls::Types::Uint64 numOfUnits);
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//---------------------------------------------------------------------
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if (verbose)
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cout << endl
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<< "TESTING: 'reserve', 'unitsReserved', 'submitReserved'"
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<< endl
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<< "====================================================="
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<< endl;
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const Uint64 S_RATE = 1000;
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const Ti S_WND = Ti(1);
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const Uint64 P_RATE = 10000;
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const Ti P_WND = Ti(0.01);
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struct {
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int d_line;
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Uint64 d_unitsToReserve;
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Uint64 d_unitsToSubmit;
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Uint64 d_expectedUnitsReserved;
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} DATA[] = {
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// LINE RESERVE SUBMIT EXP_RES
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// ---- ---------- ------------- --------------------
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{L_, 1000, 300, 700},
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// C-4
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{L_, 1000, 1000, 0},
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{L_, 1000, 700, 300},
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{L_, ULLONG_MAX, ULLONG_MAX/2, ULLONG_MAX-ULLONG_MAX/2}
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};
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const int NUM_DATA = sizeof(DATA)/sizeof(*DATA);
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for(int ti=0; ti<NUM_DATA; ti++) {
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const Uint64 LINE = DATA[ti].d_line;
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const Uint64 UNITS_TO_RESERVE = DATA[ti].d_unitsToReserve;
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const Uint64 UNITS_TO_SUBMIT = DATA[ti].d_unitsToSubmit;
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const Uint64 EXPECTED_UNITS_RESERVED =
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DATA[ti].d_expectedUnitsReserved;
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balb::LeakyBucket peakLb(
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P_RATE,
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balb::LeakyBucket::calculateCapacity(P_RATE,
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P_WND),
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Ti(0));
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balb::LeakyBucket sustLb(
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S_RATE,
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balb::LeakyBucket::calculateCapacity(S_RATE,
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S_WND),
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Ti(0));
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Obj x(S_RATE, S_WND, P_RATE, P_WND, Ti(0));
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// C-1, C-2
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x.reserve(UNITS_TO_RESERVE);
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LOOP_ASSERT(LINE, UNITS_TO_RESERVE == x.unitsReserved());
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sustLb.reserve(UNITS_TO_RESERVE);
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peakLb.reserve(UNITS_TO_RESERVE);
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Ti t1 = x.calculateTimeToSubmit(Ti(0));
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x.submitReserved(UNITS_TO_SUBMIT);
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sustLb.submitReserved(UNITS_TO_SUBMIT);
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peakLb.submitReserved(UNITS_TO_SUBMIT);
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Ti t2 = x.calculateTimeToSubmit(Ti(0));
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// C-3
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LOOP_ASSERT(LINE,
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EXPECTED_UNITS_RESERVED == x.unitsReserved());
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// Check, whether units were actually submitted to rate limiter.
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if (false == x.wouldExceedBandwidth(Ti(0))) {
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bsls::Types::Uint64 freeUnits = bsl::min(
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sustLb.capacity() - sustLb.unitsInBucket(),
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peakLb.capacity() - peakLb.unitsInBucket());
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x.submit(freeUnits);
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LOOP_ASSERT(LINE, true == x.wouldExceedBandwidth(Ti(0)));
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}
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else {
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if (0 != UNITS_TO_SUBMIT) {
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LOOP_ASSERT(LINE, t2 >= t1);
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}
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}
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}
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