Files
swiftpm-stencil/Tests/StencilTests/EnvironmentIncludeTemplateSpec.swift
2022-07-29 02:43:12 +02:00

95 lines
2.5 KiB
Swift

//
// Stencil
// Copyright © 2022 Stencil
// MIT Licence
//
import PathKit
import Spectre
@testable import Stencil
import XCTest
final class EnvironmentIncludeTemplateTests: XCTestCase {
private var environment = Environment(loader: ExampleLoader())
private var template: Template = ""
private var includedTemplate: Template = ""
override func setUp() {
super.setUp()
let path = Path(#file as String) + ".." + "fixtures"
let loader = FileSystemLoader(paths: [path])
environment = Environment(loader: loader)
template = ""
includedTemplate = ""
}
override func tearDown() {
super.tearDown()
}
func testSyntaxError() throws {
template = Template(templateString: """
{% include "invalid-include.html" %}
""", environment: environment)
includedTemplate = try environment.loadTemplate(name: "invalid-include.html")
try expectError(
reason: "Unknown filter 'unknown'. Found similar filters: 'uppercase'.",
token: #"include "invalid-include.html""#,
includedToken: "target|unknown"
)
}
func testRuntimeError() throws {
let filterExtension = Extension()
filterExtension.registerFilter("unknown") { (_: Any?) in
throw TemplateSyntaxError("filter error")
}
environment.extensions += [filterExtension]
template = Template(templateString: """
{% include "invalid-include.html" %}
""", environment: environment)
includedTemplate = try environment.loadTemplate(name: "invalid-include.html")
try expectError(
reason: "filter error",
token: "include \"invalid-include.html\"",
includedToken: "target|unknown"
)
}
private func expectError(
reason: String,
token: String,
includedToken: String,
file: String = #file,
line: Int = #line,
function: String = #function
) throws {
var expectedError = expectedSyntaxError(token: token, template: template, description: reason)
expectedError.stackTrace = [
expectedSyntaxError(
token: includedToken,
template: includedTemplate,
description: reason
).token
].compactMap { $0 }
let error = try expect(
self.environment.render(template: self.template, context: ["target": "World"]),
file: file,
line: line,
function: function
).toThrow() as TemplateSyntaxError
let reporter = SimpleErrorReporter()
try expect(
reporter.renderError(error),
file: file,
line: line,
function: function
) == reporter.renderError(expectedError)
}
}