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feat(if): Support equatable operator

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This commit is contained in:
Kyle Fuller
2016-11-28 17:51:17 +00:00
parent 111306fb60
commit e989317929
5 changed files with 86 additions and 1 deletions
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36
Tests/StencilTests/ExpressionSpec.swift
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@@ -154,6 +154,42 @@ func testExpressions() {
}
}
$0.describe("equality expression") {
let expression = try! parseExpression(components: ["lhs", "==", "rhs"])
$0.it("evaluates to true with equal lhs/rhs") {
try expect(expression.evaluate(context: Context(dictionary: ["lhs": "a", "rhs": "a"]))).to.beTrue()
}
$0.it("evaluates to false with non equal lhs/rhs") {
print(expression)
}
$0.it("evaluates to true with nils") {
try expect(expression.evaluate(context: Context(dictionary: [:]))).to.beTrue()
}
$0.it("evaluates to true with numbers") {
try expect(expression.evaluate(context: Context(dictionary: ["lhs": 1, "rhs": 1.0]))).to.beTrue()
}
$0.it("evaluates to false with non equal numbers") {
try expect(expression.evaluate(context: Context(dictionary: ["lhs": 1, "rhs": 1.1]))).to.beFalse()
}
$0.it("evaluates to true with booleans") {
try expect(expression.evaluate(context: Context(dictionary: ["lhs": true, "rhs": true]))).to.beTrue()
}
$0.it("evaluates to false with falsy booleans") {
try expect(expression.evaluate(context: Context(dictionary: ["lhs": true, "rhs": false]))).to.beFalse()
}
$0.it("evaluates to false with different types") {
try expect(expression.evaluate(context: Context(dictionary: ["lhs": true, "rhs": 1]))).to.beFalse()
}
}
$0.describe("multiple expression") {
let expression = try! parseExpression(components: ["one", "or", "two", "and", "not", "three"])