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describe "chaining comparison", ->
it "should support simple chaining", ->
assert.is_true 1 < 2 < 3
assert.is_true 1 <= 2 <= 3
assert.is_true 3 > 2 > 1
assert.is_true 3 >= 2 >= 1
it "should support complex chaining", ->
assert.is_true 1 < 2 <= 2 < 3 == 3 > 2 >= 1 == 1 < 3 ~= 5
it "should work with variables", ->
a = 5
assert.is_true 1 <= a <= 10
assert.is_true a >= 3
assert.is_true a <= 10
it "should handle mixed comparisons", ->
x = 5
assert.is_true 1 < x < 10
assert.is_true 1 <= x <= 5
it "should work with string comparisons", ->
assert.is_true "a" < "b" < "c"
assert.is_true "a" <= "b" <= "c"
it "should handle edge cases", ->
assert.is_true 0 <= 0 <= 0
assert.is_true -5 < 0 < 5
it "should work in expressions", ->
result = if 1 < 2 < 3
"yes"
else
"no"
assert.same result, "yes"
it "should support != operator", ->
assert.is_true 1 != 2 != 3
assert.is_true 1 ~= 2 ~= 3
it "should handle boolean results", ->
assert.is_true 1 < 2 < 3
assert.is_false 3 < 2 < 1
it "should work with function calls", ->
v = (x) -> x
assert.is_true v(1) < v(2) < v(3)
it "should handle negation", ->
assert.is_true -10 < -5 < 0
it "should support mixed operators", ->
assert.is_true 1 < 2 <= 2 < 3
assert.is_true 3 > 2 >= 2 > 1
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