# int
assert_eq(int(0), 0)
assert_eq(int(42), 42)
assert_eq(int(-1), -1)
assert_eq(int(2147483647), 2147483647)
# -2147483648 is not actually a valid int literal even though it's a
# valid int value, hence the -1 expression.
assert_eq(int(-2147483647 - 1), -2147483647 - 1)
assert_eq(int(True), 1)
assert_eq(int(False), 0)

---
int(None) ### parameter 'x' cannot be None, for call to function int(x, base = unbound)
---
# This case is allowed in Python but not Skylark
int() ### parameter 'x' has no default value, for call to function int(x, base = unbound)
---

# string, no base
# Includes same numbers as integer test cases above.
assert_eq(int('0'), 0)
assert_eq(int('42'), 42)
assert_eq(int('-1'), -1)
assert_eq(int('2147483647'), 2147483647)
assert_eq(int('-2147483648'), -2147483647 - 1)
# Leading zero allowed when not using base = 0.
assert_eq(int('016'), 16)
# Leading plus sign allowed for strings.
assert_eq(int('+42'), 42)

---
int(2147483648) ### invalid base-10 integer constant: 2147483648
---
int(-2147483649) ### invalid base-10 integer constant: 2147483649
---
int('') ### cannot be empty
---
# Surrounding whitespace is not allowed
int('  42  ') ### invalid literal for int() with base 10: "  42  "
---
int('-') ### invalid literal for int() with base 10: "-"
---
int('0x') ### invalid literal for int() with base 10: "0x"
---
int('1.5') ### invalid literal for int() with base 10: "1.5"
---
int('ab') ### invalid literal for int() with base 10: "ab"
---

assert_eq(int('11', 2), 3)
assert_eq(int('-11', 2), -3)
assert_eq(int('11', 9), 10)
assert_eq(int('AF', 16), 175)
assert_eq(int('11', 36), 37)
assert_eq(int('az', 36), 395)
assert_eq(int('11', 10), 11)
assert_eq(int('11', 0), 11)
assert_eq(int('016', 8), 14)
assert_eq(int('016', 16), 22)

---
# invalid base
int('016', 0) ### cannot infer base for int() when value begins with a 0: "016"
---
int('123', 3) ### invalid literal for int() with base 3: "123"
---
int('FF', 15) ### invalid literal for int() with base 15: "FF"
---
int('123', -1) ### int() base must be >= 2 and <= 36
---
int('123', 1) ### int() base must be >= 2 and <= 36
---
int('123', 37) ### int() base must be >= 2 and <= 36
---
int('123', 'x') ### base must be an integer (got 'string')
---

# base with prefix
assert_eq(int('0b11', 0), 3)
assert_eq(int('-0b11', 0), -3)
assert_eq(int('+0b11', 0), 3)
assert_eq(int('0B11', 2), 3)
assert_eq(int('0o11', 0), 9)
assert_eq(int('0O11', 8), 9)
assert_eq(int('0XFF', 0), 255)
assert_eq(int('0xFF', 16), 255)

---
int('0xFF', 8) ### invalid literal for int() with base 8: "0xFF"
---
int(True, 2) ### int() can't convert non-string with explicit base
---
int(1, 2) ### int() can't convert non-string with explicit base
---
int(True, 10) ### int() can't convert non-string with explicit base