34   auto run_test = [&](size_t rlo, size_t rhi,  in TEST()  local
56   EXPECT_EQ("", run_test(0, 0, {}, 4));  in TEST()
57   EXPECT_EQ("", run_test(9, 9, {}, 4));  in TEST()
58   EXPECT_EQ("", run_test(8, 8, {8}, 4));  in TEST()
59   EXPECT_EQ("", run_test(8, 8, {0, 12}, 4));  in TEST()
62   EXPECT_EQ("[0,99)", run_test(0, 99, {}, 4));  in TEST()
63   EXPECT_EQ("[20,21)", run_test(20, 21, {}, 4));  in TEST()
64   EXPECT_EQ("[51,55)", run_test(51, 55, {}, 4));  in TEST()
67   EXPECT_EQ("[10,20)", run_test(10, 20, {5}, 4));  in TEST()
68   EXPECT_EQ("[10,20)", run_test(10, 20, {6}, 4));  in TEST()
69   EXPECT_EQ("[11,20)", run_test(10, 20, {7}, 4));  in TEST()
70   EXPECT_EQ("[12,20)", run_test(10, 20, {8}, 4));  in TEST()
71   EXPECT_EQ("[13,20)", run_test(10, 20, {9}, 4));  in TEST()
72   EXPECT_EQ("[14,20)", run_test(10, 20, {10}, 4));  in TEST()
73   EXPECT_EQ("[10,11)[15,20)", run_test(10, 20, {11}, 4));  in TEST()
76   EXPECT_EQ("[10,15)[19,20)", run_test(10, 20, {15}, 4));  in TEST()
77   EXPECT_EQ("[10,16)", run_test(10, 20, {16}, 4));  in TEST()
78   EXPECT_EQ("[10,17)", run_test(10, 20, {17}, 4));  in TEST()
79   EXPECT_EQ("[10,18)", run_test(10, 20, {18}, 4));  in TEST()
80   EXPECT_EQ("[10,19)", run_test(10, 20, {19}, 4));  in TEST()
81   EXPECT_EQ("[10,20)", run_test(10, 20, {20}, 4));  in TEST()
82   EXPECT_EQ("[10,20)", run_test(10, 20, {21}, 4));  in TEST()
85   EXPECT_EQ("", run_test(10, 11, {7}, 4));  in TEST()
86   EXPECT_EQ("", run_test(10, 11, {8}, 4));  in TEST()
87   EXPECT_EQ("", run_test(10, 11, {9}, 4));  in TEST()
88   EXPECT_EQ("", run_test(10, 11, {10}, 4));  in TEST()
89   EXPECT_EQ("", run_test(10, 12, {8}, 4));  in TEST()
90   EXPECT_EQ("", run_test(10, 12, {9}, 4));  in TEST()
91   EXPECT_EQ("", run_test(10, 12, {10}, 4));  in TEST()
92   EXPECT_EQ("", run_test(10, 13, {9}, 4));  in TEST()
93   EXPECT_EQ("", run_test(10, 13, {10}, 4));  in TEST()
94   EXPECT_EQ("", run_test(10, 14, {10}, 4));  in TEST()
95   EXPECT_EQ("", run_test(10, 14, {8, 12}, 4));  in TEST()
98   EXPECT_EQ("[24,25)", run_test(20, 25, {20}, 4));  in TEST()
99   EXPECT_EQ("[20,21)", run_test(20, 25, {21}, 4));  in TEST()
100   EXPECT_EQ("[20,21)[25,26)", run_test(20, 26, {21}, 4));  in TEST()
103   EXPECT_EQ("[40,60)", run_test(40, 60, {36, 60}, 4));  in TEST()
104   EXPECT_EQ("[41,61)", run_test(41, 61, {0, 10, 20, 30, 34, 62, 68, 80}, 4));  in TEST()
107   EXPECT_EQ("[10,11)[12,14)[16,19)", run_test(10, 20, {9, 11, 14, 15, 19}, 1));  in TEST()
108   EXPECT_EQ("", run_test(10, 11, {10}, 1));  in TEST()
109   EXPECT_EQ("[18,23)[29,31)", run_test(17, 31, {15, 23, 26, 31}, 3));  in TEST()
110   EXPECT_EQ("[17,22)[25,26)[29,30)", run_test(17, 31, {14, 22, 26, 30}, 3));  in TEST()
111   EXPECT_EQ("[10,11)[19,20)", run_test(10, 20, {11}, 8));  in TEST()
114   EXPECT_EQ("[10,15)[19,20)[24,25)", run_test(8, 25, {2, 6, 15, 20, 27}, 4));  in TEST()
115   EXPECT_EQ("[0,25)[29,45)[49,50)", run_test(0, 50, {25, 45}, 4));  in TEST()
116   EXPECT_EQ("[10,20)[28,50)", run_test(10, 50, {20, 24}, 4));  in TEST()
118             run_test(49, 87, {10, 20, 30, 40, 50, 60, 70, 80, 90}, 4));  in TEST()
119   EXPECT_EQ("[0,10)[14,20)[24,25)[29,50)", run_test(0, 50, {10, 20, 25}, 4));  in TEST()