69 lines
2.5 KiB
Swift
69 lines
2.5 KiB
Swift
import Spectre
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@testable import Stencil
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import PathKit
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func testInclude() {
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describe("Include") {
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let path = Path(#file) + ".." + "fixtures"
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let loader = FileSystemLoader(paths: [path])
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let environment = Environment(loader: loader)
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$0.describe("parsing") {
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$0.it("throws an error when no template is given") {
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let tokens: [Token] = [ .block(value: "include") ]
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let parser = TokenParser(tokens: tokens, environment: Environment())
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let error = TemplateSyntaxError("'include' tag requires one argument, the template file to be included. A second optional argument can be used to specify the context that will be passed to the included file")
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try expect(try parser.parse()).toThrow(error)
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}
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$0.it("can parse a valid include block") {
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let tokens: [Token] = [ .block(value: "include \"test.html\"") ]
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let parser = TokenParser(tokens: tokens, environment: Environment())
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let nodes = try parser.parse()
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let node = nodes.first as? IncludeNode
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try expect(nodes.count) == 1
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try expect(node?.templateName) == Variable("\"test.html\"")
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}
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}
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$0.describe("rendering") {
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$0.it("throws an error when rendering without a loader") {
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let node = IncludeNode(templateName: Variable("\"test.html\""))
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do {
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_ = try node.render(Context())
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} catch {
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try expect("\(error)") == "Template named `test.html` does not exist. No loaders found"
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}
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}
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$0.it("throws an error when it cannot find the included template") {
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let node = IncludeNode(templateName: Variable("\"unknown.html\""))
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do {
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_ = try node.render(Context(environment: environment))
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} catch {
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try expect("\(error)".hasPrefix("Template named `unknown.html` does not exist in loader")).to.beTrue()
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}
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}
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$0.it("successfully renders a found included template") {
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let node = IncludeNode(templateName: Variable("\"test.html\""))
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let context = Context(dictionary: ["target": "World"], environment: environment)
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let value = try node.render(context)
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try expect(value) == "Hello World!"
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}
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$0.it("successfully passes context") {
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let template = Template(templateString: "{% include \"test.html\" child %}")
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let context = Context(dictionary: ["child": ["target": "World"]], environment: environment)
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let value = try template.render(context)
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try expect(value) == "Hello World!"
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}
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}
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}
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}
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