51 lines
1.5 KiB
Swift
51 lines
1.5 KiB
Swift
import Spectre
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import Stencil
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func testLexer() {
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describe("Lexer") {
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$0.it("can tokenize text") {
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let lexer = Lexer(templateString: "Hello World")
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let tokens = lexer.tokenize()
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try expect(tokens.count) == 1
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try expect(tokens.first) == Token.Text(value: "Hello World")
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}
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$0.it("can tokenize a comment") {
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let lexer = Lexer(templateString: "{# Comment #}")
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let tokens = lexer.tokenize()
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try expect(tokens.count) == (1)
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try expect(tokens.first) == Token.Comment(value: "Comment")
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}
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$0.it("can tokenize a variable") {
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let lexer = Lexer(templateString: "{{ Variable }}")
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let tokens = lexer.tokenize()
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try expect(tokens.count) == 1
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try expect(tokens.first) == Token.Variable(value: "Variable")
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}
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$0.it("can tokenize a mixture of content") {
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let lexer = Lexer(templateString: "My name is {{ name }}.")
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let tokens = lexer.tokenize()
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try expect(tokens.count) == 3
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try expect(tokens[0]) == Token.Text(value: "My name is ")
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try expect(tokens[1]) == Token.Variable(value: "name")
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try expect(tokens[2]) == Token.Text(value: ".")
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}
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$0.it("can tokenize two variables without being greedy") {
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let lexer = Lexer(templateString: "{{ thing }}{{ name }}")
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let tokens = lexer.tokenize()
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try expect(tokens.count) == 2
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try expect(tokens[0]) == Token.Variable(value: "thing")
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try expect(tokens[1]) == Token.Variable(value: "name")
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}
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}
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}
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