| # Tests of Skylark 'int' | |
| # basic arithmetic | |
| assert_eq(0 - 1, -1) | |
| assert_eq(1 + 1, 2) | |
| assert_eq(5 + 7, 12) | |
| assert_eq(5 * 7, 35) | |
| assert_eq(5 - 7, -2) | |
| # truth | |
| assert_(123) | |
| assert_(-1) | |
| assert_(not 0) | |
| # comparisons | |
| assert_(5 > 2) | |
| assert_(2 + 1 == 3) | |
| assert_(2 + 1 >= 3) | |
| assert_(not (2 + 1 > 3)) | |
| assert_(2 + 2 <= 5) | |
| assert_(not (2 + 1 < 3)) | |
| # division | |
| assert_eq(100 // 7, 14) | |
| assert_eq(100 // -7, -15) | |
| assert_eq(-100 // 7, -15) # NB: different from Go / Java | |
| assert_eq(-100 // -7, 14) # NB: different from Go / Java | |
| assert_eq(98 // 7, 14) | |
| assert_eq(98 // -7, -14) | |
| assert_eq(-98 // 7, -14) | |
| assert_eq(-98 // -7, 14) | |
| # remainder | |
| assert_eq(100 % 7, 2) | |
| assert_eq(100 % -7, -5) # NB: different from Go / Java | |
| assert_eq(-100 % 7, 5) # NB: different from Go / Java | |
| assert_eq(-100 % -7, -2) | |
| assert_eq(98 % 7, 0) | |
| assert_eq(98 % -7, 0) | |
| assert_eq(-98 % 7, 0) | |
| assert_eq(-98 % -7, 0) | |
| # precedence | |
| assert_eq(5 - 7 * 2 + 3, -6) | |
| assert_eq(4 * 5 / 2 + 5 / 2 * 4, 18) | |
| # compound assignment | |
| def compound(): | |
| x = 1 | |
| x += 1 | |
| assert_eq(x, 2) | |
| x -= 3 | |
| assert_eq(x, -1) | |
| x *= 10 | |
| assert_eq(x, -10) | |
| x /= -2 | |
| assert_eq(x, 5) | |
| x %= 3 | |
| assert_eq(x, 2) | |
| compound() | |
| --- | |
| 1 / 0 ### integer division by zero | |
| --- | |
| 1 % 0 ### integer modulo by zero |