// Based on UEB test cases and apply for Vietnamese Math Braille cases. // Many test cases are taken from the official Vietnamese Braille code 2019, and from Mr. Nguyễn Quyết Thắng, a blind math teacher at Saigon NDC school for the blind. // Functions are named as its type + section number. use crate::common::*; #[test] fn subset_1a() { let expr = "

A = \{1; 2; 3; 4; 5; ...; 100\}

"; test_braille("Vietnam", expr, "⠨⠁⠐⠶⠸⠣⠼⠁⠆⠼⠃⠆⠼⠉⠆⠼⠙⠆⠼⠑⠆⠄⠄⠄⠆⠼⠁⠚⠚⠸⠜"); } #[test] fn subset_1b() { let expr = "

x \in N | 1 \leq x \leq 10

"; test_braille("Vietnam", expr, "⠭⠈⠑⠨⠝⠸⠳⠼⠁⠐⠪⠶⠭⠐⠪⠶⠼⠁⠚"); } #[test] fn subset_1c() { let expr = "

\forall x \in R | x^{2} \geq 0

"; test_braille("Vietnam", expr, "⠘⠁⠭⠈⠑⠨⠗⠸⠳⠭⠔⠼⠃⠐⠕⠶⠼⠚"); } #[test] fn subset_1d() { let expr = "

\exists x \in R | x^{2} \leq 0

"; test_braille("Vietnam", expr, "⠘⠑⠭⠈⠑⠨⠗⠸⠳⠭⠔⠼⠃⠐⠪⠶⠼⠚"); } #[test] fn subset_1e() { let expr = "

x \notin N

"; test_braille("Vietnam", expr, "⠭⠈⠑⠈⠨⠝"); } #[test] fn subset_1f() { let expr = "

A \subset B

"; test_braille("Vietnam", expr, "⠨⠁⠘⠣⠨⠃"); } #[test] fn subset_1g() { let expr = "

B \supset A

"; test_braille("Vietnam", expr, "⠨⠃⠘⠜⠨⠁"); } #[test] fn subset_1h() { let expr = "

A \cap B = \emptyset

"; test_braille("Vietnam", expr, "⠨⠁⠨⠦⠨⠃⠐⠶⠈⠚"); } #[test] fn subset_1i() { let expr = "

A = B \cup C

"; test_braille("Vietnam", expr, "⠨⠁⠐⠶⠨⠃⠨⠖⠨⠉"); } #[test] fn subset_1j() { let expr = "

\forall n \in N | 2 n ⋮ 2

"; test_braille("Vietnam", expr, "⠘⠁⠝⠈⠑⠨⠝⠸⠳⠼⠃⠝⠣⠴⠜⠼⠃"); } #[test] fn subset_1k() { let expr = "

\exists x \in Q | 3 x ∤ 3

"; test_braille("Vietnam", expr, "⠘⠑⠭⠈⠑⠨⠟⠸⠳⠼⠉⠭⠣⠼⠜⠼⠉"); } #[test] fn subset_1l() { let expr = "

D = R \ \{1; 2\}

"; test_braille("Vietnam", expr, "⠨⠙⠐⠶⠨⠗⠸⠡⠸⠣⠼⠁⠆⠼⠃⠸⠜"); } #[test] fn frac_2a() { let expr = "

\frac{1}{2} + \frac{3}{4} - \frac{3}{7}

"; test_braille("Vietnam", expr, "⠼⠁⠌⠃⠐⠖⠼⠉⠌⠙⠐⠤⠼⠉⠌⠛"); } #[test] fn drop_frac_2a() { let expr = "

\frac{1}{2} + \frac{3}{4} - \frac{3}{7}

"; libmathcat::set_rules_dir(abs_rules_dir_path()).unwrap(); libmathcat::set_preference("Vietnam_UseDropNumbers".to_string(), "true".to_string()).unwrap(); test_braille("Vietnam", expr, "⠼⠁⠆⠐⠖⠼⠉⠲⠐⠤⠼⠉⠶"); } #[test] fn frac_2b() { let expr = "

\frac{2}{3} \times (\frac{2}{5} - \frac{4}{9}) \div \frac{7}{15}

"; test_braille("Vietnam", expr, "⠼⠃⠌⠉⠐⠦⠈⠣⠼⠃⠌⠑⠐⠤⠼⠙⠌⠊⠈⠜⠐⠲⠼⠛⠌⠁⠑"); } #[test] fn frac_2c() { let expr = "

\frac{x + 2}{x - 2} = \frac{2 x - 1}{4 x + 3}

"; test_braille("Vietnam", expr, "⠆⠭⠐⠖⠼⠃⠌⠭⠐⠤⠼⠃⠰⠐⠶⠆⠼⠃⠭⠐⠤⠼⠁⠌⠼⠙⠭⠐⠖⠼⠉⠰"); } #[test] fn exponent_3a () { let expr = "

2^{3} + 2^{4} - 2^{2022}

"; test_braille("Vietnam", expr, "⠼⠃⠔⠼⠉⠐⠖⠼⠃⠔⠼⠙⠐⠤⠼⠃⠔⠼⠃⠚⠃⠃"); } #[test] fn exponent_3b () { let expr = "

{(x + 2)}^{3} = x^{3} + 6 x^{2} + 12 x + 8

"; test_braille("Vietnam", expr, "⠈⠣⠭⠐⠖⠼⠃⠈⠜⠔⠼⠉⠐⠶⠭⠔⠼⠉⠐⠖⠼⠋⠭⠔⠼⠃⠐⠖⠼⠁⠃⠭⠐⠖⠼⠓"); } #[test] fn exponent_3c () { let expr = "

{\frac{2}{3}}^{5} \times {\frac{3}{2}}^{5} = 1

"; test_braille("Vietnam", expr, "⠼⠃⠌⠉⠔⠼⠑⠐⠦⠼⠉⠌⠃⠔⠼⠑⠐⠶⠼⠁"); } #[test] fn exponent_3d () { let expr = "

\frac{x^{2} + x + 1}{\frac{1}{3} x - 1}

"; test_braille("Vietnam", expr, "⠆⠭⠔⠼⠃⠐⠖⠭⠐⠖⠼⠁⠌⠼⠁⠌⠉⠭⠐⠤⠼⠁⠰"); } #[test] fn exponent_3e () { let expr = "

2^{2 x + 1} - 3 \times 2^{x} + 1 = 0

"; test_braille("Vietnam", expr, "⠼⠃⠔⠣⠼⠃⠭⠐⠖⠼⠁⠱⠐⠤⠼⠉⠐⠦⠼⠃⠔⠭⠐⠖⠼⠁⠐⠶⠼⠚"); } #[test] fn exponent_3f () { let expr = "

\Leftrightarrow 2 \times 2^{2 x} - 3 \times 2^{x} + 1 = 0

"; test_braille("Vietnam", expr, "⠳⠪⠶⠕⠼⠃⠐⠦⠼⠃⠔⠣⠼⠃⠭⠱⠐⠤⠼⠉⠐⠦⠼⠃⠔⠭⠐⠖⠼⠁⠐⠶⠼⠚"); } #[test] fn exponent_3g () { let expr = "

t = 2^{x}

"; test_braille("Vietnam", expr, "⠞⠐⠶⠼⠃⠔⠭"); } #[test] fn exponent_3h () { let expr = "

(t \geq 0)

"; test_braille("Vietnam", expr, "⠈⠣⠞⠐⠕⠶⠼⠚⠈⠜"); } #[test] fn exponent_3i () { let expr = "

2 t^{2} - 3 t + 1 = 0

"; test_braille("Vietnam", expr, "⠼⠃⠞⠔⠼⠃⠐⠤⠼⠉⠞⠐⠖⠼⠁⠐⠶⠼⠚"); } #[test] fn exponent_3j () { let expr = "

t = 1 \Leftrightarrow 2^{x} = 1 \Leftrightarrow x = 0

"; test_braille("Vietnam", expr, "⠞⠐⠶⠼⠁⠳⠪⠶⠕⠼⠃⠔⠭⠐⠶⠼⠁⠳⠪⠶⠕⠭⠐⠶⠼⠚"); } #[test] fn exponent_3k () { let expr = "

t = \frac{1}{2} = 2^{x} = \frac{1}{2} \Leftrightarrow x = - 1

"; test_braille("Vietnam", expr, "⠞⠐⠶⠼⠁⠌⠃⠐⠶⠼⠃⠔⠭⠐⠶⠼⠁⠌⠃⠳⠪⠶⠕⠭⠐⠶⠐⠤⠼⠁"); } #[test] fn log_b1 () { let expr = "

\log_{2} x + 1 + \log_{2} x + 2 = \log_{2} 2

"; test_braille("Vietnam", expr, "⠇⠕⠛⠢⠼⠃⠭⠐⠖⠼⠁⠐⠖⠇⠕⠛⠢⠼⠃⠭⠐⠖⠼⠃⠐⠶⠇⠕⠛⠢⠼⠃⠼⠃"); } #[test] fn root_4a () { let expr = "

\sqrt{2} + \sqrt{3} - \sqrt{5}

"; test_braille("Vietnam", expr, "⠩⠼⠃⠱⠐⠖⠩⠼⠉⠱⠐⠤⠩⠼⠑⠱"); } #[test] fn root_4b () { let expr = "

\sqrt[3]{27} + \sqrt[5]{32}

"; test_braille("Vietnam", expr, "⠩⠔⠼⠉⠼⠃⠛⠱⠐⠖⠩⠔⠼⠑⠼⠉⠃⠱"); } #[test] fn root_4c () { let expr = "

\sqrt{x + 1} + \sqrt{x + 3}

"; test_braille("Vietnam", expr, "⠩⠭⠐⠖⠼⠁⠱⠐⠖⠩⠭⠐⠖⠼⠉⠱"); } #[test] fn root_4d () { let expr = "

\frac{\sqrt{x} + 3}{2 x + 3} + \frac{5}{x + 2 \sqrt{x} - 5} + \sqrt{\frac{1}{2} x + \frac{3}{2}}

"; test_braille("Vietnam", expr, "⠆⠩⠭⠱⠐⠖⠼⠉⠌⠼⠃⠭⠐⠖⠼⠉⠰⠐⠖⠆⠼⠑⠌⠭⠐⠖⠼⠃⠩⠭⠱⠐⠤⠼⠑⠰⠐⠖⠩⠼⠁⠌⠃⠭⠐⠖⠼⠉⠌⠃⠱"); } #[test] fn quadratic_5a1 () { let expr = "

a x^{2} + b x + c = 0 (a \neq 0)

"; test_braille("Vietnam", expr, "⠁⠭⠔⠼⠃⠐⠖⠃⠭⠐⠖⠉⠐⠶⠼⠚⠀⠈⠣⠁⠐⠾⠼⠚⠈⠜"); } #[test] fn quadratic_5a2 () { let expr = "

Δ = b^{2} - 4 a c

"; test_braille("Vietnam", expr, "⠸⠙⠐⠶⠃⠔⠼⠃⠐⠤⠼⠙⠠⠁⠉"); } #[test] fn quadratic_5a3 () { let expr = "

Δ < 0

"; test_braille("Vietnam", expr, "⠸⠙⠐⠪⠼⠚"); } #[test] fn quadratic_5a4 () { let expr = "

Δ = 0

"; test_braille("Vietnam", expr, "⠸⠙⠐⠶⠼⠚"); } #[test] fn quadratic_5a5 () { let expr = "

x_{1} = x_{2} = \frac{- b}{2 a}

"; test_braille("Vietnam", expr, "⠭⠢⠼⠁⠐⠶⠭⠢⠼⠃⠐⠶⠆⠐⠤⠃⠌⠼⠃⠠⠁⠰"); } #[test] fn quadratic_5a6 () { let expr = "

Δ > 0

"; test_braille("Vietnam", expr, "⠸⠙⠐⠕⠼⠚"); } #[test] fn quadratic_5a7 () { let expr = "

x_{1} = \frac{- b + \sqrt{Δ}}{2 a}

"; test_braille("Vietnam", expr, "⠭⠢⠼⠁⠐⠶⠆⠐⠤⠃⠐⠖⠩⠸⠙⠱⠌⠼⠃⠠⠁⠰"); } #[test] fn quadratic_5a8 () { let expr = "

x_{2} = \frac{- b - \sqrt{Δ}}{2 a}

"; test_braille("Vietnam", expr, "⠭⠢⠼⠃⠐⠶⠆⠐⠤⠃⠐⠤⠩⠸⠙⠱⠌⠼⠃⠠⠁⠰"); } #[test] fn sin_7 () { let expr = "

\sin B = \frac{A C}{B C}

"; test_braille("Vietnam", expr, "⠻⠎⠨⠃⠐⠶⠆⠸⠁⠉⠌⠸⠃⠉⠰"); } #[test] fn cos_7 () { let expr = "

\cos B = \frac{A B}{B C}

"; test_braille("Vietnam", expr, "⠻⠉⠨⠃⠐⠶⠆⠸⠁⠃⠌⠸⠃⠉⠰"); } #[test] fn tan_7 () { let expr = "

\tan B = \frac{A C}{A B}

"; test_braille("Vietnam", expr, "⠻⠞⠨⠃⠐⠶⠆⠸⠁⠉⠌⠸⠁⠃⠰"); } #[test] fn cot_7 () { let expr = "

\cot B = \frac{A B}{A C}

"; test_braille("Vietnam", expr, "⠻⠉⠞⠨⠃⠐⠶⠆⠸⠁⠃⠌⠸⠁⠉⠰"); } #[test] fn sincos_7e () { let expr = "

\sin x + \cos x = \sqrt{2} \sin (x + \frac{π}{4})

"; test_braille("Vietnam", expr, "⠻⠎⠭⠐⠖⠻⠉⠭⠐⠶⠩⠼⠃⠱⠻⠎⠈⠣⠭⠐⠖⠆⠰⠏⠌⠼⠙⠰⠈⠜"); } #[test] fn lim_8a () { let expr = "

\lim_{x \to \infty} \frac{x^{2} + 3 x + 1}{3 x^{2} - 4}

"; test_braille("Vietnam", expr, "⠇⠊⠍⠢⠣⠭⠳⠕⠼⠕⠱⠆⠭⠔⠼⠃⠐⠖⠼⠉⠭⠐⠖⠼⠁⠌⠼⠉⠭⠔⠼⠃⠐⠤⠼⠙⠰"); } #[test] fn prime_9a () { let expr = "

y^{'} = 2 x + 3

"; test_braille("Vietnam", expr, "⠽⠄⠐⠶⠼⠃⠭⠐⠖⠼⠉"); } #[test] fn integral_9b () { let expr = "

\int x^{2} + 3 x + 2 d x

"; test_braille("Vietnam", expr, "⠾⠭⠔⠼⠃⠐⠖⠼⠉⠭⠐⠖⠼⠃⠠⠙⠭"); } #[test] fn integral_9c () { let expr = "

\int_{0}^{\frac{π}{4}} \sin^{2} x d x

"; test_braille("Vietnam", expr, "⠾⠢⠼⠚⠔⠆⠰⠏⠌⠼⠙⠰⠻⠎⠔⠼⠃⠭⠙⠭"); } #[test] fn angle_10a () { let expr = "

\hat{A B C} = 40 °

"; test_braille("Vietnam", expr, "⠫⠛⠸⠁⠃⠉⠐⠶⠼⠙⠚⠔⠚"); } #[test] fn parallel_10b () { let expr = "

A B ∥ C D

"; test_braille("Vietnam", expr, "⠸⠁⠃⠫⠶⠸⠉⠙"); } #[test] fn perp_10b1 () { let expr = "

S A ⊥ (A B C D)

"; test_braille("Vietnam", expr, "⠸⠎⠁⠫⠧⠈⠣⠸⠁⠃⠉⠙⠈⠜"); } #[test] fn vector_10c () { let expr = "

\vec{A B} + \vec{B C} = \vec{A C}

"; test_braille("Vietnam", expr, "⠣⠸⠁⠃⠜⠨⠔⠳⠕⠐⠖⠣⠸⠃⠉⠜⠨⠔⠳⠕⠐⠶⠣⠸⠁⠉⠜⠨⠔⠳⠕"); } #[test] fn vector_10d () { let expr = "

| \vec{A B} | = \sqrt{x_{A B}^{2} + y_{A B}^{2}}

"; test_braille("Vietnam", expr, "⠸⠳⠣⠸⠁⠃⠜⠨⠔⠳⠕⠸⠳⠐⠶⠩⠭⠢⠣⠸⠁⠃⠜⠔⠼⠃⠐⠖⠽⠢⠣⠸⠁⠃⠜⠔⠼⠃⠱"); } #[test] fn greek_1_1 () { let expr = "

α Α

"; test_braille("Vietnam", expr, "⠰⠁⠸⠁"); } #[test] fn log_b2 () { let expr = "

\log_{3}^{2} x + 2 \log_{2} x + 3 = 0

"; test_braille("Vietnam", expr, "⠇⠕⠛⠔⠼⠃⠢⠼⠉⠭⠐⠖⠼⠃⠇⠕⠛⠢⠼⠃⠭⠐⠖⠼⠉⠐⠶⠼⠚"); } #[test] fn rnumber_1_1 () { let expr = r#"

A = {x \in R | x^{2} \geq 1}

"#; test_braille("Vietnam", expr, "⠨⠁⠐⠶⠸⠣⠭⠈⠑⠨⠗⠸⠳⠭⠔⠼⠃⠐⠕⠶⠼⠁⠸⠜"); } #[test] fn mtable_1_1 () { let expr = "

\{\begin{array}{l} x + y = 5 \\ 2 x - y = 1 \end{array}

"; test_braille("Vietnam", expr, "⠸⠣⠭⠐⠖⠽⠐⠶⠼⠑⣍⠸⠣⠼⠃⠭⠐⠤⠽⠐⠶⠼⠁"); } #[test] fn mtable_1_2 () { let expr = r#"

[\begin{matrix} x = 5 \\ x = - 7 \end{matrix}

"#; test_braille("Vietnam", expr, "⠨⠣⠭⠐⠶⠼⠑⣍⠨⠣⠭⠐⠶⠐⠤⠼⠛"); } #[test] fn number_1 () { let expr = "

3.000,12

"; test_braille("Vietnam", expr, "⠼⠉⠄⠚⠚⠚⠂⠁⠃"); } #[test] fn number_1a () { let expr = "

3,000.12

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠉⠄⠚⠚⠚⠂⠁⠃"); } #[test] fn number_2 () { let expr = "

3,14

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠉⠂⠁⠙"); } #[test] fn number_2a () { let expr = "

3.14

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠉⠂⠁⠙"); } #[test] fn number_3 () { let expr = "

1.000

"; test_braille("Vietnam", expr, "⠼⠁⠄⠚⠚⠚"); } #[test] #[ignore] fn number_3a () { let expr = "

1,000

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠄⠚⠚⠚"); } #[test] fn number_3b () { let expr = "

1.234

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠄⠃⠉⠙"); } #[test] fn number_3c () { let expr = "

1,234

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠂⠃⠉⠙"); } #[test] fn number_4 () { let expr = "

1.000.000

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠄⠚⠚⠚⠄⠚⠚⠚"); } #[test] fn number_4a () { let expr = "

1,000,000

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠄⠚⠚⠚⠄⠚⠚⠚"); } #[test] fn number_5 () { let expr = "

123.456.789,987

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠃⠉⠄⠙⠑⠋⠄⠛⠓⠊⠂⠊⠓⠛"); } #[test] fn number_5a () { let expr = "

123,456,789.987

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠃⠉⠄⠙⠑⠋⠄⠛⠓⠊⠂⠊⠓⠛"); } #[test] fn number_6 () { let expr = "

,57

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠂⠑⠛"); } #[test] fn number_6a () { let expr = "

.57

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠂⠑⠛"); } #[test] fn number_6b () { let expr = "

0,57

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠚⠂⠑⠛"); } #[test] fn number_6c () { let expr = "

0.57

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠚⠂⠑⠛"); } #[test] fn number_7 () { let expr = "

,578

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠂⠑⠛⠓"); } #[test] fn number_7a () { let expr = "

.578

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠂⠑⠛⠓"); } #[test] fn number_7b () { let expr = "

0,578

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠚⠂⠑⠛⠓"); } #[test] fn number_7c () { let expr = "

0.578

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠚⠂⠑⠛⠓"); } #[test] fn meter_1 () { let expr = "

5,72 m / 10 = 57,2 cm

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠑⠂⠛⠃⠀⠍⠐⠲⠼⠁⠚⠐⠶⠼⠑⠛⠂⠃⠀⠉⠍"); } #[test] fn meter_2 () { let expr = "

1 km = 10 hm = 100 dam = 1.000 m = 10.000 dm = 100.000 cm = 1.000.000 mm

"; test_braille_prefs("Vietnam", vec![("DecimalSeparators", ","), ("BlockSeparators", ". ")], expr, "⠼⠁⠀⠅⠍⠐⠶⠼⠁⠚⠀⠓⠍⠐⠶⠼⠁⠚⠚⠀⠙⠁⠍⠐⠶⠼⠁⠄⠚⠚⠚⠀⠍⠐⠶⠼⠁⠚⠄⠚⠚⠚⠀⠙⠍⠐⠶⠼⠁⠚⠚⠄⠚⠚⠚⠀⠉⠍⠐⠶⠼⠁⠄⠚⠚⠚⠄⠚⠚⠚⠀⠍⠍"); } #[test] fn gram_1 () { let expr = "

1 tấn = 10 tạ = 100 yến = 1.000 kg = 10.000 hg = 100.000 dag = 1.000.000 g

"; test_braille("Vietnam", expr, "⠼⠁⠀⠞⠔⠡⠝⠐⠶⠼⠁⠚⠀⠞⠠⠁⠐⠶⠼⠁⠚⠚⠀⠔⠽⠣⠝⠐⠶⠼⠁⠄⠚⠚⠚⠀⠅⠛⠐⠶⠼⠁⠚⠄⠚⠚⠚⠀⠓⠛⠐⠶⠼⠁⠚⠚⠄⠚⠚⠚⠀⠙⠁⠛⠐⠶⠼⠁⠄⠚⠚⠚⠄⠚⠚⠚⠀⠛"); } #[test] fn liquid_1 () { let expr = "

1 lít = 1 l = 1.000 ml

"; test_braille("Vietnam", expr, "⠼⠁⠀⠇⠔⠊⠞⠐⠶⠼⠁⠀⠇⠐⠶⠼⠁⠄⠚⠚⠚⠀⠍⠇"); } #[test] fn feet_1 () { let expr = "

1 ft + 3 in

"; test_braille("Vietnam", expr, "⠼⠁⠀⠋⠞⠐⠖⠼⠉⠀⠊⠝"); } #[test] fn cap_1 () { let expr = "

A B + C d = e F

"; test_braille("Vietnam", expr, "⠸⠁⠃⠐⠖⠨⠉⠙⠐⠶⠑⠨⠋"); } #[test] fn cap_2 () { let expr = "

AB + Cd = eF

"; test_braille("Vietnam", expr, "⠸⠁⠃⠐⠖⠨⠉⠙⠐⠶⠑⠨⠋"); } #[test] fn vi_letters () { let expr = "

Cho Phương Trình A x + B = 0 TA ĐƯỢC x

"; test_braille("Vietnam", expr, "⠨⠉⠓⠕⠀⠨⠏⠓⠳⠪⠝⠛⠀⠨⠞⠗⠰⠊⠝⠓⠀⠨⠁⠭⠐⠖⠨⠃⠐⠶⠼⠚⠀⠸⠞⠁⠀⠸⠮⠳⠠⠪⠉⠀⠭"); } // Chemistry test cases #[test] fn salt() { let expr = "

Na Cl

"; test_braille("Vietnam", expr, "⠨⠝⠁⠨⠉⠇"); } #[test] fn water() { let expr = "

H_{2} O

"; test_braille("Vietnam", expr, "⠨⠓⠢⠼⠃⠨⠕"); } #[test] fn carbon() { let expr = "

C

"; // not enough to trigger recognition test_braille("Vietnam", expr, "⠨⠉"); } #[test] fn sulfate() { let expr = "

{[S O_{4}]}^{2 -}

"; test_braille("Vietnam", expr, "⠨⠣⠸⠎⠕⠢⠼⠙⠨⠜⠔⠣⠼⠃⠐⠤⠱"); // When two or more continuous cap letters in one substance, and without sub or super script divided, dots 456 as word cap sign. } #[test] fn aluminum_sulfate() { let expr = "

{Al}_{2} {(S O_{4})}_{3}

"; test_braille("Vietnam", expr, "⠨⠁⠇⠢⠼⠃⠈⠣⠸⠎⠕⠢⠼⠙⠈⠜⠢⠼⠉"); } #[test] fn ethanol_bonds() { let expr = "

C H_{3} - C H_{2} - O H

"; test_braille("Vietnam", expr, "⠸⠉⠓⠢⠼⠉⠤⠸⠉⠓⠢⠼⠃⠤⠸⠕⠓"); } #[test] fn dichlorine_hexoxide() { let expr = "

{[Cl O_{2}]}^{+} {[Cl O_{4}]}^{-}

"; test_braille("Vietnam", expr, "⠨⠣⠨⠉⠇⠨⠕⠢⠼⠃⠨⠜⠔⠐⠖⠨⠣⠨⠉⠇⠨⠕⠢⠼⠙⠨⠜⠔⠐⠤"); } #[test] fn ethylene_with_bond() { let expr = "

H_{2} C = C H_{2}

"; test_braille("Vietnam", expr, "⠨⠓⠢⠼⠃⠨⠉⠭⠸⠉⠓⠢⠼⠃"); } #[test] fn ferric_chloride_aq() { let expr = "

Fe {Cl}_{3} (aq)

"; test_braille("Vietnam", expr, "⠨⠋⠑⠨⠉⠇⠢⠼⠉⠈⠣⠁⠟⠈⠜"); } #[test] fn ethylene_with_colon_bond() { let expr = "

H_{2} C :: C H_{2}

"; test_braille("Vietnam", expr, "⠨⠓⠢⠼⠃⠨⠉⠭⠸⠉⠓⠢⠼⠃"); // Each bond presented with column is translated with ⠒. So, triple column bonds should be ⠒⠒⠒. } #[test] fn beta_decay() { let expr = "

{}_{6}^{14}C \to {}_{7}^{14}N + {}_{- 1}^{0}e

"; test_braille("Vietnam", expr, "⠨⠉⠢⠮⠼⠋⠔⠞⠼⠁⠙⠳⠕⠨⠝⠢⠮⠼⠛⠔⠞⠼⠁⠙⠐⠖⠑⠢⠮⠣⠐⠤⠼⠁⠜⠔⠞⠼⠚"); } #[test] fn hcl_na_yields() { let expr = "

2 H Cl + 2 Na \to 2 Na Cl + H_{2}

"; test_braille("Vietnam", expr, "⠼⠃⠨⠓⠨⠉⠇⠐⠖⠼⠃⠨⠝⠁⠳⠕⠼⠃⠨⠝⠁⠨⠉⠇⠐⠖⠨⠓⠢⠼⠃"); } #[test] fn mhchem_so4_2plus() { let expr = "

SO_{4}^{2 +}

"; test_braille("Vietnam", expr, "⠸⠎⠕⠢⠼⠙⠔⠣⠼⠃⠐⠖⠱"); } #[test] fn mhchem_hcl_aq_etc() { let expr = "

2 HCl (aq) + 2 Na (s) ⟶ 2 NaCl (aq) + H_{2} (g)

"; test_braille("Vietnam", expr, "⠼⠃⠨⠓⠨⠉⠇⠈⠣⠁⠟⠈⠜⠐⠖⠼⠃⠨⠝⠁⠈⠣⠎⠈⠜⠳⠕⠼⠃⠨⠝⠁⠨⠉⠇⠈⠣⠁⠟⠈⠜⠐⠖⠨⠓⠢⠼⠃⠈⠣⠛⠈⠜"); } #[test] fn mhchem_barbed_equilibrium() { let expr = "

H_{2}, (g) + I_{2}, (g) \overset{- ⇀}{↽ -} 2 H, I, (g)

"; test_braille("Vietnam", expr, "⠨⠓⠢⠼⠃⠈⠣⠛⠈⠜⠐⠖⠨⠊⠢⠼⠃⠈⠣⠛⠈⠜⠳⠪⠕⠼⠃⠸⠓⠊⠈⠣⠛⠈⠜"); } #[test] fn mhchem_roman_in_superscript() { let expr = "

{Fe}^{II}, {Fe}^{III}, O_{4}

"; test_braille("Vietnam", expr, "⠨⠋⠑⠔⠣⠨⠊⠊⠱⠨⠋⠑⠔⠣⠨⠊⠊⠊⠱⠨⠕⠢⠼⠙"); // all Roman numbers with single or multiple cap letters, are all used only dot 46. } #[test] fn overparen() { let expr = r#"

\overset{⏜}{A B}

"#; test_braille("Vietnam", expr, "⠫⠠⠗⠸⠁⠃"); } #[test] fn vi_text1() { init_logger(); let expr = "

quyết giềng quá giệt hằng hỏi lỗi

"; test_braille("Vietnam", expr, "⠟⠥⠔⠽⠣⠞⠀⠛⠊⠰⠣⠝⠛⠀⠟⠥⠔⠁⠀⠛⠊⠠⠣⠞⠀⠓⠰⠜⠝⠛⠀⠓⠢⠕⠊⠀⠇⠤⠹⠊"); } #[test] fn vi_text2() { let expr = "

thiết hiền biển diễn điện giết

"; test_braille("Vietnam", expr, "⠞⠓⠔⠊⠣⠞⠀⠓⠰⠊⠣⠝⠀⠃⠢⠊⠣⠝⠀⠙⠤⠊⠣⠝⠀⠮⠠⠊⠣⠝⠀⠛⠊⠔⠣⠞"); } #[test] fn vi_text31() { let expr = "

thuấn thuần chuẩn luận quấn quần quẩn quẫn quận

"; test_braille("Vietnam", expr, "⠞⠓⠔⠥⠡⠝⠀⠞⠓⠰⠥⠡⠝⠀⠉⠓⠢⠥⠡⠝⠀⠇⠠⠥⠡⠝⠀⠟⠥⠔⠡⠝⠀⠟⠥⠰⠡⠝⠀⠟⠥⠢⠡⠝⠀⠟⠥⠤⠡⠝⠀⠟⠥⠠⠡⠝"); } #[test] fn vi_text32() { let expr = "

thuế huề tuệ quế quệ

"; test_braille("Vietnam", expr, "⠞⠓⠔⠥⠣⠀⠓⠰⠥⠣⠀⠞⠠⠥⠣⠀⠟⠥⠔⠣⠀⠟⠥⠠⠣"); } #[test] fn vi_text33() { let expr = "

muống truồng cuổng cuỗng chuộng thuở quở

"; test_braille("Vietnam", expr, "⠍⠔⠥⠹⠝⠛⠀⠞⠗⠰⠥⠹⠝⠛⠀⠉⠢⠥⠹⠝⠛⠀⠉⠤⠥⠹⠝⠛⠀⠉⠓⠠⠥⠹⠝⠛⠀⠞⠓⠢⠥⠪⠀⠟⠥⠢⠪"); } #[test] fn vi_text34() { let expr = "

buýt thùy hủy lũy ngụy quý quýt quỳ quỷ quỹ quỵ

"; test_braille("Vietnam", expr, "⠃⠔⠥⠽⠞⠀⠞⠓⠰⠥⠽⠀⠓⠢⠥⠽⠀⠇⠤⠥⠽⠀⠝⠛⠠⠥⠽⠀⠟⠥⠔⠽⠀⠟⠥⠔⠽⠞⠀⠟⠥⠰⠽⠀⠟⠥⠢⠽⠀⠟⠥⠤⠽⠀⠟⠥⠠⠽"); } #[test] fn vi_text35() { let expr = "

khuyết thuyền chuyển truyện quyết quyền quyển quyện

"; test_braille("Vietnam", expr, "⠅⠓⠔⠥⠽⠣⠞⠀⠞⠓⠰⠥⠽⠣⠝⠀⠉⠓⠢⠥⠽⠣⠝⠀⠞⠗⠠⠥⠽⠣⠝⠀⠟⠥⠔⠽⠣⠞⠀⠟⠥⠰⠽⠣⠝⠀⠟⠥⠢⠽⠣⠝⠀⠟⠥⠠⠽⠣⠝"); } #[test] fn vi_text41() { let expr = "

thoát choàng loãng hoạt thoắc hoặc khoén

"; test_braille("Vietnam", expr, "⠞⠓⠔⠕⠁⠞⠀⠉⠓⠰⠕⠁⠝⠛⠀⠇⠤⠕⠁⠝⠛⠀⠓⠠⠕⠁⠞⠀⠞⠓⠔⠕⠜⠉⠀⠓⠠⠕⠜⠉⠀⠅⠓⠔⠕⠑⠝"); } #[test] fn vi_text42() { let expr = "

thướt cược yến yển

"; test_braille("Vietnam", expr, "⠞⠓⠔⠳⠪⠞⠀⠉⠠⠳⠪⠉⠀⠔⠽⠣⠝⠀⠢⠽⠣⠝"); }