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1 /* |
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2 * Test expected state changes during collection. |
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3 */ |
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4 |
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5 if ("gcstate" in this) { |
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6 assertEq(gcstate(), "none"); |
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7 |
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8 /* Non-incremental GC. */ |
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9 gc(); |
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10 assertEq(gcstate(), "none"); |
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11 |
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12 /* Incremental GC in one slice. */ |
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13 gcslice(1000000); |
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14 assertEq(gcstate(), "none"); |
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15 |
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16 /* |
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17 * Incremental GC in multiple slices: if marking takes more than one slice, |
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18 * we yield before we start sweeping. |
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19 */ |
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20 gcslice(1); |
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21 assertEq(gcstate(), "mark"); |
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22 gcslice(1000000); |
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23 assertEq(gcstate(), "mark"); |
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24 gcslice(1000000); |
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25 assertEq(gcstate(), "none"); |
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26 |
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27 /* Zeal mode 8: Incremental GC in two slices: 1) mark roots 2) finish collection. */ |
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28 gczeal(8); |
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29 gcslice(1); |
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30 assertEq(gcstate(), "mark"); |
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31 gcslice(1); |
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32 assertEq(gcstate(), "none"); |
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33 |
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34 /* Zeal mode 9: Incremental GC in two slices: 1) mark all 2) new marking and finish. */ |
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35 gczeal(9); |
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36 gcslice(1); |
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37 assertEq(gcstate(), "mark"); |
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38 gcslice(1); |
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39 assertEq(gcstate(), "none"); |
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40 |
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41 /* Zeal mode 10: Incremental GC in multiple slices (always yeilds before sweeping). */ |
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42 gczeal(10); |
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43 gcslice(1000000); |
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44 assertEq(gcstate(), "sweep"); |
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45 gcslice(1000000); |
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46 assertEq(gcstate(), "none"); |
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47 } |