37     for (int i = 0; i < 128; i++)  in and()
38       a[i] &= x;  // NOTE: bitwise and, not the common &&  in and()
50     for (int i = 0; i < 128; i++)  in or()
51       a[i] |= x;  // NOTE: bitwise or, not the common ||  in or()
63     for (int i = 0; i < 128; i++)  in xor()
64       a[i] ^= x;  // NOTE: bitwise xor  in xor()
76     for (int i = 0; i < 128; i++)  in not()
77       a[i] = !a[i];  in not()
87     for (int i = 0; i < 128; i++) {  in main()
88       a[i] = (i & 1) == 0;  in main()
92     for (int i = 0; i < 128; i++) {  in main()
93       expectEquals((i & 1) == 0, a[i], "and-true");  in main()
96     for (int i = 0; i < 128; i++) {  in main()
97       expectEquals((i & 1) != 0, a[i], "xor-true");  in main()
100     for (int i = 0; i < 128; i++) {  in main()
101       expectEquals((i & 1) != 0, a[i], "xor-false");  in main()
104     for (int i = 0; i < 128; i++) {  in main()
105       expectEquals((i & 1) == 0, a[i], "not");  in main()
108     for (int i = 0; i < 128; i++) {  in main()
109       expectEquals(true, a[i], "or-true");  in main()
112     for (int i = 0; i < 128; i++) {  in main()
113       expectEquals(false, a[i], "and-false");  in main()
116     for (int i = 0; i < 128; i++) {  in main()
117       expectEquals(false, a[i], "or-false");  in main()