pretenure-object-short-then-long-lived.js (703B)
1 // Allocate many objects, changing the lifetime from short-lived to long-lived 2 // and check that we recover. 3 4 load(libdir + "pretenure.js"); 5 6 setupPretenureTest(); 7 8 // Phase 1: short lived. 9 10 allocateObjects(nurseryCount, false); 11 let { minor, major } = runTestAndCountCollections( 12 () => allocateObjects(tenuredCount, false) 13 ); 14 15 print(`${minor} minor GCs, ${major} major GCs`); 16 assertEq(minor >= 5, true); 17 assertEq(major == 0, true); 18 19 // Phase 2: long lived. 20 21 allocateObjects(tenuredCount, true); 22 ({ minor, major } = runTestAndCountCollections( 23 () => allocateObjects(tenuredCount * 5, true) 24 )); 25 26 print(`${minor} minor GCs, ${major} major GCs`); 27 assertEq(minor <= 1, true); 28 assertEq(major >= 5, true);