import XCTest
@testable import HummingbirdMustache

final class MethodTests: XCTestCase {
    func testLowercased() throws {
        let template = try HBMustacheTemplate(string: """
            {{ lowercased(name) }}
            """)
        let object: [String: Any] = ["name": "Test"]
        XCTAssertEqual(template.render(object), "test")
    }

    func testUppercased() throws {
        let template = try HBMustacheTemplate(string: """
            {{ uppercased(name) }}
            """)
        let object: [String: Any] = ["name": "Test"]
        XCTAssertEqual(template.render(object), "TEST")
    }

    func testReversed() throws {
        let template = try HBMustacheTemplate(string: """
            {{#reversed(repo)}}
              <b>{{ name }}</b>
            {{/repo}}
            """)
        let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
        XCTAssertEqual(template.render(object), """
              <b>rip</b>
              <b>hub</b>
              <b>resque</b>

            """)
    }

    func testArrayEnumerated() throws {
        let template = try HBMustacheTemplate(string: """
            {{#enumerated(repo)}}
              <b>{{ offset }}) {{ element.name }}</b>
            {{/repo}}
            """)
        let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
        XCTAssertEqual(template.render(object), """
              <b>0) resque</b>
              <b>1) hub</b>
              <b>2) rip</b>

            """)
    }

    func testDictionaryEnumerated() throws {
        let template = try HBMustacheTemplate(string: """
            {{#enumerated(.)}}<b>{{ element.key }} = {{ element.value }}</b>{{/.}}
            """)
        let object: [String: Any] = ["one": 1, "two": 2]
        let result = template.render(object)
        XCTAssertTrue(result == "<b>one = 1</b><b>two = 2</b>" || result == "<b>two = 2</b><b>one = 1</b>")
    }

}