#if swift(>=3.0)
    import XCTest
#endif

class PangramTest: XCTestCase {

    func testSentenceEmpty() {
        XCTAssertFalse(Pangram.isPangram(""))
    }

    func test_pangram_with_only_lower_case() {
        XCTAssertTrue(Pangram.isPangram("the quick brown fox jumps over the lazy dog"))
    }

    func testMissingCharacterX() {
        XCTAssertFalse(Pangram.isPangram("a quick movement of the enemy will jeopardize five gunboats"))
    }

    func testAnotherMissingCharacterX() {
        XCTAssertFalse(Pangram.isPangram("the quick brown fish jumps over the lazy dog"))
    }

    func testPangramWithUnderscores() {
        XCTAssertTrue(Pangram.isPangram("the_quick_brown_fox_jumps_over_the_lazy_dog"))
    }

    func testPangramWithNumbers() {
        XCTAssertTrue(Pangram.isPangram("the 1 quick brown fox jumps over the 2 lazy dogs"))
    }

    func testMissingLettersReplacedByNumbers() {
        XCTAssertFalse(Pangram.isPangram("7h3 qu1ck brown fox jumps ov3r 7h3 lazy dog"))
    }

    func testPangramWithMixedCaseAndPunctuation() {
        XCTAssertTrue(Pangram.isPangram("Five quacking Zephyrs jolt my wax bed."))
    }

    func testPangramWithNonAsciiCharacters() {
        XCTAssertTrue(Pangram.isPangram("Victor jagt zwölf Boxkämpfer quer über den großen Sylter Deich."))
    }

}