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Update to Spectre 0.9.0 (#247)

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* update to Spectre 0.9.0

* fix variable spec tests

* fix flatMap warning

* updated CHANGELOG
This commit is contained in:
Ilya Puchka
2018-09-23 03:46:27 +03:00
committed by GitHub
parent d238c25eef
commit f7bda226e8
26 changed files with 2386 additions and 2214 deletions
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518
Tests/StencilTests/IfNodeSpec.swift
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@@ -1,242 +1,243 @@
import XCTest
import Spectre
@testable import Stencil
class IfNodeTests: XCTestCase {
func testIfNode() {
describe("IfNode") {
$0.describe("parsing") {
$0.it("can parse an if block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
func testIfNode() {
describe("IfNode") {
$0.describe("parsing") {
$0.it("can parse an if block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 1
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
}
let conditions = node?.conditions
try expect(conditions?.count) == 1
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
$0.it("can parse an if with else block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 2
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let falseNode = conditions?[1].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("can parse an if with elif block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "elif something", at: .unknown),
.text(value: "some", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 3
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let elifNode = conditions?[1].nodes.first as? TextNode
try expect(elifNode?.text) == "some"
try expect(conditions?[2].nodes.count) == 1
let falseNode = conditions?[2].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("can parse an if with elif block without else") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "elif something", at: .unknown),
.text(value: "some", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 2
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let elifNode = conditions?[1].nodes.first as? TextNode
try expect(elifNode?.text) == "some"
}
$0.it("can parse an if with multiple elif block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "elif something1", at: .unknown),
.text(value: "some1", at: .unknown),
.block(value: "elif something2", at: .unknown),
.text(value: "some2", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 4
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let elifNode = conditions?[1].nodes.first as? TextNode
try expect(elifNode?.text) == "some1"
try expect(conditions?[2].nodes.count) == 1
let elif2Node = conditions?[2].nodes.first as? TextNode
try expect(elif2Node?.text) == "some2"
try expect(conditions?[3].nodes.count) == 1
let falseNode = conditions?[3].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("can parse an if with complex expression") {
let tokens: [Token] = [
.block(value: "if value == \"test\" and not name", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
try expect(nodes.first is IfNode).beTrue()
}
$0.it("can parse an ifnot block") {
let tokens: [Token] = [
.block(value: "ifnot value", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 2
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let falseNode = conditions?[1].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("throws an error when parsing an if block without an endif") {
let tokens: [Token] = [.block(value: "if value", at: .unknown)]
let parser = TokenParser(tokens: tokens, environment: Environment())
let error = TemplateSyntaxError(reason: "`endif` was not found.", token: tokens.first)
try expect(try parser.parse()).toThrow(error)
}
$0.it("throws an error when parsing an ifnot without an endif") {
let tokens: [Token] = [.block(value: "ifnot value", at: .unknown)]
let parser = TokenParser(tokens: tokens, environment: Environment())
let error = TemplateSyntaxError(reason: "`endif` was not found.", token: tokens.first)
try expect(try parser.parse()).toThrow(error)
}
}
$0.it("can parse an if with else block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
$0.describe("rendering") {
$0.it("renders a true expression") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: true), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: true), nodes: [TextNode(text: "2")]),
IfCondition(expression: nil, nodes: [TextNode(text: "3")]),
])
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
try expect(try node.render(Context())) == "1"
}
let conditions = node?.conditions
try expect(conditions?.count) == 2
$0.it("renders the first true expression") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: true), nodes: [TextNode(text: "2")]),
IfCondition(expression: nil, nodes: [TextNode(text: "3")]),
])
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(try node.render(Context())) == "2"
}
try expect(conditions?[1].nodes.count) == 1
let falseNode = conditions?[1].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
$0.it("renders the empty expression when other conditions are falsy") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "2")]),
IfCondition(expression: nil, nodes: [TextNode(text: "3")]),
])
try expect(try node.render(Context())) == "3"
}
$0.it("renders empty when no truthy conditions") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "2")]),
])
try expect(try node.render(Context())) == ""
}
}
$0.it("can parse an if with elif block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "elif something", at: .unknown),
.text(value: "some", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 3
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let elifNode = conditions?[1].nodes.first as? TextNode
try expect(elifNode?.text) == "some"
try expect(conditions?[2].nodes.count) == 1
let falseNode = conditions?[2].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("can parse an if with elif block without else") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "elif something", at: .unknown),
.text(value: "some", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 2
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let elifNode = conditions?[1].nodes.first as? TextNode
try expect(elifNode?.text) == "some"
}
$0.it("can parse an if with multiple elif block") {
let tokens: [Token] = [
.block(value: "if value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "elif something1", at: .unknown),
.text(value: "some1", at: .unknown),
.block(value: "elif something2", at: .unknown),
.text(value: "some2", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 4
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let elifNode = conditions?[1].nodes.first as? TextNode
try expect(elifNode?.text) == "some1"
try expect(conditions?[2].nodes.count) == 1
let elif2Node = conditions?[2].nodes.first as? TextNode
try expect(elif2Node?.text) == "some2"
try expect(conditions?[3].nodes.count) == 1
let falseNode = conditions?[3].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("can parse an if with complex expression") {
let tokens: [Token] = [
.block(value: "if value == \"test\" and not name", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
try expect(nodes.first is IfNode).beTrue()
}
$0.it("can parse an ifnot block") {
let tokens: [Token] = [
.block(value: "ifnot value", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
let node = nodes.first as? IfNode
let conditions = node?.conditions
try expect(conditions?.count) == 2
try expect(conditions?[0].nodes.count) == 1
let trueNode = conditions?[0].nodes.first as? TextNode
try expect(trueNode?.text) == "true"
try expect(conditions?[1].nodes.count) == 1
let falseNode = conditions?[1].nodes.first as? TextNode
try expect(falseNode?.text) == "false"
}
$0.it("throws an error when parsing an if block without an endif") {
let tokens: [Token] = [.block(value: "if value", at: .unknown)]
let parser = TokenParser(tokens: tokens, environment: Environment())
let error = TemplateSyntaxError(reason: "`endif` was not found.", token: tokens.first)
try expect(try parser.parse()).toThrow(error)
}
$0.it("throws an error when parsing an ifnot without an endif") {
let tokens: [Token] = [.block(value: "ifnot value", at: .unknown)]
let parser = TokenParser(tokens: tokens, environment: Environment())
let error = TemplateSyntaxError(reason: "`endif` was not found.", token: tokens.first)
try expect(try parser.parse()).toThrow(error)
}
}
$0.describe("rendering") {
$0.it("renders a true expression") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: true), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: true), nodes: [TextNode(text: "2")]),
IfCondition(expression: nil, nodes: [TextNode(text: "3")]),
])
try expect(try node.render(Context())) == "1"
}
$0.it("renders the first true expression") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: true), nodes: [TextNode(text: "2")]),
IfCondition(expression: nil, nodes: [TextNode(text: "3")]),
])
try expect(try node.render(Context())) == "2"
}
$0.it("renders the empty expression when other conditions are falsy") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "2")]),
IfCondition(expression: nil, nodes: [TextNode(text: "3")]),
])
try expect(try node.render(Context())) == "3"
}
$0.it("renders empty when no truthy conditions") {
let node = IfNode(conditions: [
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "1")]),
IfCondition(expression: StaticExpression(value: false), nodes: [TextNode(text: "2")]),
])
try expect(try node.render(Context())) == ""
}
}
$0.it("supports variable filters in the if expression") {
$0.it("supports variable filters in the if expression") {
let tokens: [Token] = [
.block(value: "if value|uppercase == \"TEST\"", at: .unknown),
.text(value: "true", at: .unknown),
@@ -248,40 +249,41 @@ func testIfNode() {
let result = try renderNodes(nodes, Context(dictionary: ["value": "test"]))
try expect(result) == "true"
}
$0.it("evaluates nil properties as false") {
let tokens: [Token] = [
.block(value: "if instance.value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
struct SomeType {
let value: String? = nil
}
let result = try renderNodes(nodes, Context(dictionary: ["instance": SomeType()]))
try expect(result) == ""
$0.it("evaluates nil properties as false") {
let tokens: [Token] = [
.block(value: "if instance.value", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
struct SomeType {
let value: String? = nil
}
let result = try renderNodes(nodes, Context(dictionary: ["instance": SomeType()]))
try expect(result) == ""
}
$0.it("supports closed range variables") {
let tokens: [Token] = [
.block(value: "if value in 1...3", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
try expect(renderNodes(nodes, Context(dictionary: ["value": 3]))) == "true"
try expect(renderNodes(nodes, Context(dictionary: ["value": 4]))) == "false"
}
}
$0.it("supports closed range variables") {
let tokens: [Token] = [
.block(value: "if value in 1...3", at: .unknown),
.text(value: "true", at: .unknown),
.block(value: "else", at: .unknown),
.text(value: "false", at: .unknown),
.block(value: "endif", at: .unknown)
]
let parser = TokenParser(tokens: tokens, environment: Environment())
let nodes = try parser.parse()
try expect(renderNodes(nodes, Context(dictionary: ["value": 3]))) == "true"
try expect(renderNodes(nodes, Context(dictionary: ["value": 4]))) == "false"
}
}
}