/// Tests for:
/// *  functions including trig functions, logs, and functions to powers
/// *  implied times/functional call and explicit times/function call
/// *  parens
/// These are all intertwined, so they are in one file
use crate::common::*;

#[test]
fn trig_names() {
    let expr = "<math><mrow>
    <mi>sin</mi><mi>x</mi><mo>+</mo>
    <mi>cos</mi><mi>y</mi><mo>+</mo>
    <mi>tan</mi><mi>z</mi><mo>+</mo>
    <mi>sec</mi><mi>&#x03B1;</mi><mo>+</mo>
    <mi>csc</mi><mi>&#x03D5;</mi><mo>+</mo>
    <mi>cot</mi><mi>&#x03C6;</mi>
    </mrow></math>";
    test("sv", "ClearSpeak", expr, "sinus av x plus cosinus av y plus tangens av z plus sekans av alfa, plus cosekans av fi, plus cotangens av fi");
}

#[test]
fn hyperbolic_trig_names() {
    let expr = "<math><mrow>
    <mi>sinh</mi><mi>x</mi><mo>+</mo>
    <mi>cosh</mi><mi>y</mi><mo>+</mo>
    <mi>tanh</mi><mi>z</mi><mo>+</mo>
    <mi>sech</mi><mi>&#x03B1;</mi><mo>+</mo>
    <mi>csch</mi><mi>&#x03D5;</mi><mo>+</mo>
    <mi>coth</mi><mi>&#x03C6;</mi>
    </mrow></math>";
    test("sv", "ClearSpeak", expr, "sinus hyperbolicus av x, plus cosinus hyperbolicus av y, plus tangens hyperbolicus av z, plus sekans hyperbolicus av alfa, plus cosekans hyperbolicus av fi, plus cotangens hyperbolicus av fi");
}


#[test]
fn inverse_trig() {
    let expr = "<math><msup><mi>sin</mi><mrow><mo>-</mo><mn>1</mn></mrow></msup><mi>x</mi></math>";
    test("sv", "ClearSpeak", expr, "invers sinus av x");
}

#[test]
fn inverse_trig_trig_inverse() {
    let expr = "<math><msup><mi>tan</mi><mrow><mo>-</mo><mn>1</mn></mrow></msup><mi>x</mi></math>";
    test_ClearSpeak("sv", "ClearSpeak_Trig", "TrigInverse",expr,
        "tangens invers av x");
}

#[test]
fn inverse_trig_arc() {
    let expr = "<math><msup><mi>cosh</mi><mrow><mo>-</mo><mn>1</mn></mrow></msup><mi>x</mi></math>";
    test_ClearSpeak("sv", "ClearSpeak_Trig", "ArcTrig",expr,
        "arc cosinus hyperbolicus av x");
}

#[test]
fn trig_squared() {
    let expr = "<math><msup><mi>sin</mi><mn>2</mn></msup><mi>x</mi></math>";
    test("sv", "ClearSpeak", expr, "sinus kvadrat av x");
}

#[test]
fn trig_cubed() {
    let expr = "<math><msup><mi>tan</mi><mn>3</mn></msup><mi>x</mi></math>";
    test("sv", "ClearSpeak", expr, "tangens kubik av x");
}

#[test]
fn trig_fourth() {
    let expr = "<math><msup><mi>sec</mi><mn>4</mn></msup><mi>x</mi></math>";
    test("sv", "ClearSpeak", expr, "sekans upphöjt till 4, av x");
}


#[test]
fn trig_power_other() {
    let expr = "<math><msup><mi>sinh</mi><mrow>><mi>n</mi><mo>-</mo><mn>1</mn></mrow></msup><mi>x</mi></math>";
    test("sv", "ClearSpeak", expr, "sinus hyperbolicus upphöjt till n minus 1, av x");
}

#[test]
fn simple_log() {
    let expr = "<math> <mrow>  <mi>log</mi><mi>x</mi></mrow> </math>";
    test("sv", "ClearSpeak", expr, "logg x");
}

#[test]
fn normal_log() {
    let expr = "<math><mrow><mi>log</mi><mrow><mo>(</mo><mrow><mi>x</mi><mo>+</mo><mi>y</mi></mrow><mo>)</mo></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "logg, vänster-parentes; x plus y; höger-parentes");
}

#[test]
fn simple_log_with_base() {
    let expr = "<math> <mrow>  <msub><mi>log</mi><mi>b</mi></msub><mi>x</mi></mrow> </math>";
    test("sv", "ClearSpeak", expr, "logaritmen med bas b av x");
}

#[test]
fn normal_log_with_base() {
    let expr = "<math><mrow><msub><mi>log</mi><mi>b</mi></msub><mrow><mo>(</mo><mrow><mi>x</mi><mo>+</mo><mi>y</mi></mrow><mo>)</mo></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "logaritmen med bas b av, vänster-parentes; x plus y; höger-parentes");
}

#[test]
fn simple_ln() {
    let expr = "<math> <mrow>  <mi>ln</mi><mi>x</mi></mrow> </math>";
    test("sv", "ClearSpeak", expr, "l n x");
}

#[test]
fn normal_ln() {
    let expr = "<math><mrow><mi>ln</mi><mrow><mo>(</mo><mrow><mi>x</mi><mo>+</mo><mi>y</mi></mrow><mo>)</mo></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "l n, vänster-parentes; x plus y; höger-parentes");
}

    
#[test]
fn simple_natural_log() {
    let expr = "<math> <mrow>  <mi>ln</mi><mi>x</mi></mrow> </math>";
    test_ClearSpeak("sv", "ClearSpeak_Log", "LnAsNaturalLog",expr,
        "naturliga logaritmen x");
}

    
#[test]
fn natural_log() {
    let expr = "<math><mi>ln</mi><mo>(</mo><mi>x</mi><mo>+</mo><mi>y</mi><mo>)</mo></math>";
    test_ClearSpeak("sv", "ClearSpeak_Log", "LnAsNaturalLog",expr,
    "naturliga logaritmen, vänster-parentes; x plus y; höger-parentes");
}


#[test]
fn explicit_function_call_with_parens() {
    let expr = "<math><mrow><mi>t</mi><mo>&#x2061;</mo><mrow><mo>(</mo><mi>x</mi><mo>)</mo></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "t av x");
}


#[test]
fn explicit_times_with_parens() {
    let expr = "<math><mrow><mi>t</mi><mo>&#x2062;</mo><mrow><mo>(</mo><mi>x</mi><mo>)</mo></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "t gånger x");
}

#[test]
fn explicit_function_call() {
    let expr = "<math><mrow><mi>t</mi><mo>&#x2061;</mo><mrow><mi>x</mi></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "t av x");
}

#[test]
fn explicit_times() {
    let expr = "<math><mrow><mi>t</mi><mo>&#x2062;</mo><mrow><mi>x</mi></mrow></mrow></math>";
    test("sv", "ClearSpeak", expr, "t x");
}


#[test]
fn test_functions_none_pref() {
    let expr = "<math>
    <mi>log</mi><mo>&#x2061;</mo><mrow><mo>(</mo><mrow><mi>x</mi><mo>+</mo><mi>y</mi></mrow><mo>)</mo></mrow>
    <mo>+</mo>
    <mi>f</mi><mo>&#x2061;</mo><mrow><mo>(</mo><mrow><mi>x</mi><mo>+</mo><mi>y</mi></mrow><mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Functions", "None",expr,
        "logg, vänster-parentes; x plus y; höger-parentes; plus; f gånger, vänster-parentes; x plus y; höger-parentes");
}

#[test]
fn test_functions_none_pref_multiple_args() {
    let expr = "<math>
        <mi>B</mi> <mrow><mo>(</mo> <mrow> <mn>2</mn><mo>,</mo><mn>6</mn></mrow> <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Functions", "None",expr,
        "versal b gånger, vänster-parentes; 2 komma 6; höger-parentes");
}


/*
    * Tests for times
    */
#[test]
fn no_times_binomial() {
    let expr = "<math><mrow><mi>x</mi> <mo>&#x2062;</mo> <mi>y</mi></mrow></math>";
    test("sv", "ClearSpeak", expr, "x y");
}

#[test]
fn times_following_paren() {
    let expr = "<math><mrow>
        <mn>2</mn>
        <mrow>  <mo>(</mo> <mn>3</mn>  <mo>)</mo> </mrow>
        </mrow></math>";
    test("sv", "ClearSpeak", expr, "2 gånger 3");
}

#[test]
fn times_preceding_paren() {
    let expr = "<math><mrow>
        <mrow>  <mo>(</mo> <mn>2</mn>  <mo>)</mo> </mrow>
        <mn>3</mn>
        </mrow></math>";
    test("sv", "ClearSpeak", expr, "2 gånger 3");
}

#[test]
fn no_times_sqrt() {
    let expr = "<math><mrow>
        <msqrt> <mi>a</mi>  </msqrt>
        <msqrt> <mi>b</mi>  </msqrt>
        <mo>=</mo>
        <msqrt> <mrow>  <mi>a</mi><mi>b</mi></mrow> </msqrt>
        </mrow></math>";
    test("sv", "ClearSpeak", expr, "kvadratroten ur a; kvadratroten ur b; lika med, kvadratroten ur a b,");
}

#[test]
fn more_implied_times() {
    let expr = "<math><mrow>
    <mrow>
    <msup>
        <mrow>
        <mrow><mo>(</mo>
        <mrow> <mn>2</mn><mi>x</mi></mrow>
        <mo>)</mo></mrow></mrow>
        <mn>2</mn>
    </msup>
    </mrow>
    </mrow></math>";
    test_ClearSpeak("sv", "ClearSpeak_ImpliedTimes", "MoreImpliedTimes",expr,
        "vänster-parentes; 2 gånger x; höger-parentes kvadrat");
}

#[test]
fn explicit_times_more_implied_times() {
    let expr = "<math><mrow><mi>t</mi><mo>&#x2062;</mo><mrow><mi>x</mi></mrow></mrow></math>";
    test_ClearSpeak("sv", "ClearSpeak_ImpliedTimes", "MoreImpliedTimes",expr, "t gånger x");
}

#[test]
fn explicit_times_none_simple_right() {
    let expr = "<math><mn>2</mn><mo>[</mo><mn>3</mn> <mo>]</mo></math>";
    test_ClearSpeak("sv", "ClearSpeak_ImpliedTimes", "None",
        expr, "2, start hak-parentes, 3, slut hak-parentes");
}

#[test]
fn explicit_times_none_simple_left() {
    let expr = "<math><mo>(</mo><mn>2</mn><mo>&#x2212;</mo><mn>1</mn><mo>)</mo><mi>x</mi></math>";
    test_ClearSpeak("sv", "ClearSpeak_ImpliedTimes", "None",
        expr, "vänster-parentes; 2 minus 1; höger-parentes; x");
}

#[test]
fn explicit_times_none_superscript() {
    let expr = "<math> 
    <mi>f</mi><mo>(</mo><mi>x</mi><mo>)</mo><mo>=</mo><msup>
<mi>x</mi>
<mn>2</mn>
</msup>
<mrow><mo>(</mo>
<mrow>
<mi>x</mi><mo>+</mo><mn>1</mn></mrow>
<mo>)</mo></mrow>
    </math>";
    test_ClearSpeak_prefs("sv", 
        vec![("ClearSpeak_ImpliedTimes", "None"), ("ClearSpeak_Functions", "None")],
        expr, "f, vänster-parentes, x, höger-parentes; lika med; x kvadrat, vänster-parentes; x plus 1; höger-parentes");
}

/*
    * Tests for parens
    */
    #[test]
    fn no_parens_number() {
        let expr = "<math><mrow>
        <mrow><mo>(</mo>
        <mn>25</mn>
        <mo>)</mo></mrow>
        <mi>x</mi>
        </mrow></math>";
        test("sv", "ClearSpeak", expr, "25 gånger x");
    }

    #[test]
    fn no_parens_monomial() {
        let expr = "<math><mrow>
        <mi>b</mi>
        <mrow><mo>(</mo>
        <mrow><mi>x</mi><mi>y</mi></mrow>
        <mo>)</mo></mrow>
        </mrow></math>";
        test("sv", "ClearSpeak", expr, "b x y");
    }

    #[test]
    fn no_parens_negative_number() {
        let expr = "<math><mrow>
        <mn>2</mn><mo>+</mo>
        <mrow><mo>(</mo>
        <mrow><mo>&#x2212;</mo><mn>2</mn></mrow>
        <mo>)</mo></mrow>
        </mrow></math>";
        test("sv", "ClearSpeak", expr, "2 plus minus 2");
    }


    #[test]
    fn no_parens_negative_number_with_var() {
        let expr = "<math><mrow>
        <mrow><mo>(</mo>
        <mrow><mo>&#x2212;</mo><mn>2</mn></mrow><mi>x</mi>
        <mo>)</mo>
        </mrow>
        <mo>+</mo><mn>1</mn>
        </mrow></math>";
        test("sv", "ClearSpeak", expr, "minus 2 x plus 1");
    }

    #[test]
    fn parens_superscript() {
        let expr = "<math><mrow>
        <mrow>
        <msup>
        <mrow>
            <mrow><mo>(</mo>
            <mrow> <mn>2</mn><mi>x</mi></mrow>
            <mo>)</mo></mrow></mrow>
        <mn>2</mn>
        </msup>
        </mrow>
    </mrow></math>";
        test("sv", "ClearSpeak", expr, "vänster-parentes; 2 x; höger-parentes kvadrat");
    }

    #[test]
    fn no_parens_fraction() {
        let expr = "<math><mrow>
        <mn>2</mn>
        <mo>+</mo>
        <mrow>
            <mrow><mo>(</mo>
            <mfrac> <mn>1</mn><mn>2</mn></mfrac>
            <mo>)</mo></mrow></mrow>
    </mrow></math>";
        test("sv", "ClearSpeak", expr, "2 plus, en halv");
    }


    // Tests for the ten types of intervals in ClearSpeak
    #[test]
    fn parens_interval_open_open() {
        let expr = "<math> 
        <mrow><mo>(</mo>
        <mrow> <mi>c</mi><mo>,</mo><mi>d</mi></mrow>
        <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval",expr,
    "det öppna intervallet från c till d");
}

#[test]
    fn parens_interval_closed_open() {
        let expr = "<math> 
        <mrow><mo>[</mo>
        <mrow> <mi>c</mi><mo>,</mo><mi>d</mi></mrow>
        <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det halvöppna intervallet från och med c till d");
}


#[test]
fn parens_interval_open_closed() {
    let expr = "<math> 
    <mrow><mo>(</mo>
        <mrow> <mi>c</mi><mo>,</mo><mi>d</mi></mrow>
    <mo>]</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det halvöppna intervallet från c till och med d");
}


#[test]
fn parens_interval_closed_closed() {
    let expr = "<math> 
    <mrow><mo>[</mo>
    <mrow> <mi>c</mi><mo>,</mo><mi>d</mi></mrow>
    <mo>]</mo></mrow>
</math>";
test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
"det slutna intervallet från c till d");
}

    #[test]
    fn parens_interval_neg_infinity_open_open() {
        let expr = "<math> 
        <mrow><mo>(</mo>
        <mrow><mo>-</mo> <mi>∞</mi><mo>,</mo><mi>d</mi></mrow>
        <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det öppna intervallet från minus oändligheten till d");
}

    #[test]
    fn parens_interval_neg_infinity_closed_open() {
        let expr = "<math> 
        <mrow><mo>(</mo>
        <mrow> <mo>-</mo> <mi>∞</mi><mo>,</mo><mi>d</mi></mrow>
        <mo>]</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det halvöppna intervallet från minus oändligheten till och med d");
}


#[test]
fn parens_interval_open_open_infinity() {
    let expr = "<math> 
    <mrow><mo>(</mo>
        <mrow> <mi>c</mi><mo>,</mo><mi>∞</mi></mrow>
    <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det öppna intervallet från c till oändligheten");
}


#[test]
fn parens_interval_closed_open_infinity() {
    let expr = "<math> 
        <mrow><mo>[</mo>
        <mrow> <mi>c</mi><mo>,</mo><mi>∞</mi></mrow>
        <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
"det halvöppna intervallet från och med c till oändligheten");
}

#[test]
fn parens_interval_neg_infinity_to_infinity() {
    let expr = "<math> 
    <mrow><mo>(</mo>
        <mrow><mo>-</mo> <mi>∞</mi><mo>,</mo><mi>∞</mi></mrow>
        <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det öppna intervallet från minus oändligheten till oändligheten");
}

#[test]
fn parens_interval_neg_infinity_to_pos_infinity() {
    let expr = "<math> 
    <mrow><mo>(</mo>
        <mrow><mo>-</mo> <mi>∞</mi><mo>,</mo><mo>+</mo><mi>∞</mi></mrow>
    <mo>)</mo></mrow>
    </math>";
    test_ClearSpeak("sv", "ClearSpeak_Paren", "Interval ",expr,
    "det öppna intervallet från minus oändligheten till plus oändligheten");
}