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reorganize testing

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This commit is contained in:
Simon Gardling
2022-05-11 15:19:22 -04:00
parent d9100c64cc
commit 7109151b0f
17 changed files with 585 additions and 596 deletions
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6
.github/workflows/ci.yml vendored
View File

@@ -42,9 +42,3 @@ jobs:
crate: cargo-all-features crate: cargo-all-features
version: latest version: latest
- run: cargo test-all-features - run: cargo test-all-features
- name: Test Parsing
uses: actions-rs/cargo@v1
with:
command: test
args: --package parsing

2
Cargo.toml
View File

@@ -7,7 +7,7 @@ repository = "https://github.com/Titaniumtown/YTBN-Graphing-Software"
description = "Crossplatform (and web-compatible) graphing calculator" description = "Crossplatform (and web-compatible) graphing calculator"
[lib] [lib]
crate-type = ["cdylib"] crate-type = ["cdylib", "rlib"]
[features] [features]
threading = ["async-lock", "rayon"] threading = ["async-lock", "rayon"]

2
benchmarks/src/lib.rs
View File

@@ -2,7 +2,7 @@
#![test_runner(criterion::runner)] #![test_runner(criterion::runner)]
#[allow(unused_imports)] #[allow(unused_imports)]
use parsing::suggestions::split_function_chars; use parsing::split_function_chars;
#[allow(unused_imports)] #[allow(unused_imports)]
use std::time::Duration; use std::time::Duration;

32
parsing/src/autocomplete_helper.rs
View File

@@ -11,7 +11,7 @@ fn compare_len_reverse_alpha(a: &String, b: &String) -> Ordering {
/// Generates hashmap (well really a vector of tuple of strings that are then turned into a hashmap by phf) /// Generates hashmap (well really a vector of tuple of strings that are then turned into a hashmap by phf)
#[allow(dead_code)] #[allow(dead_code)]
fn compile_hashmap(data: Vec<String>) -> Vec<(String, String)> { pub fn compile_hashmap(data: Vec<String>) -> Vec<(String, String)> {
let mut seen = HashSet::new(); let mut seen = HashSet::new();
let tuple_list_1: Vec<(String, String)> = data let tuple_list_1: Vec<(String, String)> = data
@@ -70,33 +70,3 @@ fn all_possible_splits(
}) })
.collect::<Vec<(String, String)>>() .collect::<Vec<(String, String)>>()
} }
#[cfg(test)]
mod tests {
use super::*;
/// Tests to make sure hashmap generation works as expected
#[test]
fn hashmap_gen_test() {
let data = vec!["time", "text", "test"];
let expect = vec![
("t", r#"Hint::Many(&["ime(", "ext(", "est("])"#),
("ti", r#"Hint::Single("me(")"#),
("tim", r#"Hint::Single("e(")"#),
("time", r#"Hint::Single("(")"#),
("te", r#"Hint::Many(&["xt(", "st("])"#),
("tex", r#"Hint::Single("t(")"#),
("text", r#"Hint::Single("(")"#),
("tes", r#"Hint::Single("t(")"#),
("test", r#"Hint::Single("(")"#),
];
assert_eq!(
compile_hashmap(data.iter().map(|e| e.to_string()).collect()),
expect
.iter()
.map(|(a, b)| (a.to_string(), b.to_string()))
.collect::<Vec<(String, String)>>()
);
}
}

13
parsing/src/lib.rs
View File

@@ -4,5 +4,14 @@
#![feature(const_mut_refs)] #![feature(const_mut_refs)]
mod autocomplete_helper; mod autocomplete_helper;
pub mod parsing; mod parsing;
pub mod suggestions; mod suggestions;
pub use crate::{
autocomplete_helper::compile_hashmap,
parsing::{process_func_str, BackingFunction},
suggestions::{
generate_hint, get_last_term, split_function, split_function_chars, Hint, HINT_EMPTY,
SUPPORTED_FUNCTIONS,
},
};

101
parsing/src/parsing.rs
View File

@@ -193,104 +193,3 @@ pub fn process_func_str(function_in: &str) -> String {
crate::suggestions::split_function(&function_in).join("*") crate::suggestions::split_function(&function_in).join("*")
} }
#[cfg(test)]
mod tests {
use super::*;
use crate::suggestions::SUPPORTED_FUNCTIONS;
use std::collections::HashMap;
/// Returns if function with string `func_str` is valid after processing through [`process_func_str`]
fn func_is_valid(func_str: &str) -> bool {
BackingFunction::new(&process_func_str(func_str)).is_ok()
}
/// Used for testing: passes function to [`process_func_str`] before running [`test_func`]. if `expect_valid` == `true`, it expects no errors to be created.
fn test_func_helper(func_str: &str, expect_valid: bool) {
let is_valid = func_is_valid(func_str);
let string = format!(
"function: {} (expected: {}, got: {})",
func_str, expect_valid, is_valid
);
if is_valid == expect_valid {
println!("{}", string);
} else {
panic!("{}", string);
}
}
/// Tests to make sure functions that are expected to succeed, succeed.
#[test]
fn test_expected() {
let values = HashMap::from([
("", true),
("x^2", true),
("2x", true),
("E^x", true),
("log10(x)", true),
("xxxxx", true),
("sin(x)", true),
("xsin(x)", true),
("sin(x)cos(x)", true),
("x/0", true),
("(x+1)(x-3)", true),
("cos(xsin(x)x)", true),
("(2x+1)x", true),
("(2x+1)pi", true),
("pi(2x+1)", true),
("pipipipipipix", true),
("e^sin(x)", true),
("E^sin(x)", true),
("e^x", true),
("x**2", true),
("a", false),
("log222(x)", false),
("abcdef", false),
("log10(x", false),
("x^a", false),
("sin(cos(x)))", false),
("0/0", false),
]);
for (key, value) in values {
test_func_helper(key, value);
}
}
/// Helps with tests of [`process_func_str`]
#[cfg(test)]
fn test_process_helper(input: &str, expected: &str) {
assert_eq!(&process_func_str(input), expected);
}
/// Tests to make sure my cursed function works as intended
#[test]
fn func_process_test() {
let values = HashMap::from([
("2x", "2*x"),
(")(", ")*("),
("(2", "(2"),
("log10(x)", "log10(x)"),
("log2(x)", "log2(x)"),
("pipipipipipi", "π*π*π*π*π*π"),
("10pi", "10*π"),
("pi10", "π*10"),
("10pi10", "10*π*10"),
("emax(x)", "e*max(x)"),
("pisin(x)", "π*sin(x)"),
("e^sin(x)", "e^sin(x)"),
("x**2", "x^2"),
("(x+1)(x-3)", "(x+1)*(x-3)"),
]);
for (key, value) in values {
test_process_helper(key, value);
}
for func in SUPPORTED_FUNCTIONS.iter() {
let func_new = format!("{}(x)", func);
test_process_helper(&func_new, &func_new);
}
}
}

142
parsing/src/suggestions.rs
View File

@@ -202,7 +202,7 @@ pub fn generate_hint<'a>(input: &str) -> &'a Hint<'a> {
} }
} }
fn get_last_term(chars: &[char]) -> String { pub fn get_last_term(chars: &[char]) -> String {
assert!(!chars.is_empty()); assert!(!chars.is_empty());
unsafe { unsafe {
@@ -253,143 +253,3 @@ impl<'a> Hint<'a> {
} }
include!(concat!(env!("OUT_DIR"), "/codegen.rs")); include!(concat!(env!("OUT_DIR"), "/codegen.rs"));
#[cfg(test)]
mod tests {
use std::collections::HashMap;
use super::*;
/// Tests to make sure hints are properly outputed based on input
#[test]
fn hints() {
let values = HashMap::from([
("", Hint::Single("x^2")),
("si", Hint::Many(&["n(", "nh(", "gnum("])),
("log", Hint::Many(&["2(", "10("])),
("cos", Hint::Many(&["(", "h("])),
("sin(", Hint::Single(")")),
("sqrt", Hint::Single("(")),
("ln(x)", Hint::None),
("ln(x)cos", Hint::Many(&["(", "h("])),
("ln(x)*cos", Hint::Many(&["(", "h("])),
("sin(cos", Hint::Many(&["(", "h("])),
]);
for (key, value) in values {
println!("{} + {:?}", key, value);
assert_eq!(super::generate_hint(key), &value);
}
}
#[test]
fn hint_to_string() {
let values = HashMap::from([
("x^2", Hint::Single("x^2")),
(
r#"["n(", "nh(", "gnum("]"#,
Hint::Many(&["n(", "nh(", "gnum("]),
),
(r#"["n("]"#, Hint::Many(&["n("])),
("None", Hint::None),
]);
for (key, value) in values {
assert_eq!(value.to_string(), key);
}
}
#[test]
fn invalid_function() {
SUPPORTED_FUNCTIONS
.iter()
.map(|func1| {
SUPPORTED_FUNCTIONS
.iter()
.map(|func2| func1.to_string() + func2)
.collect::<Vec<String>>()
})
.flatten()
.filter(|func| !SUPPORTED_FUNCTIONS.contains(&func.as_str()))
.for_each(|key| {
let split = super::split_function(&key);
if split.len() != 1 {
panic!("failed: {} (len: {}, split: {:?})", key, split.len(), split);
}
let generated_hint = super::generate_hint(&key);
if generated_hint.is_none() {
println!("success: {}", key);
} else {
panic!("failed: {} (Hint: '{}')", key, generated_hint.to_string());
}
});
}
#[test]
fn split_function() {
let values = HashMap::from([
("cos(x)", vec!["cos(x)"]),
("cos(", vec!["cos("]),
("cos(x)sin(x)", vec!["cos(x)", "sin(x)"]),
("aaaaaaaaaaa", vec!["aaaaaaaaaaa"]),
("emax(x)", vec!["e", "max(x)"]),
("x", vec!["x"]),
("xxx", vec!["x", "x", "x"]),
("sin(cos(x)x)", vec!["sin(cos(x)", "x)"]),
("sin(x)*cos(x)", vec!["sin(x)", "cos(x)"]),
("x*x", vec!["x", "x"]),
("10*10", vec!["10", "10"]),
]);
for (key, value) in values {
assert_eq!(super::split_function(key), value);
}
}
#[test]
fn hint_tests() {
{
let hint = Hint::None;
assert!(hint.is_none());
assert!(!hint.is_some());
assert!(!hint.is_single());
}
{
let hint = Hint::Single(&"");
assert!(!hint.is_none());
assert!(hint.is_some());
assert!(hint.is_single());
}
{
let hint = Hint::Many(&[""]);
assert!(!hint.is_none());
assert!(hint.is_some());
assert!(!hint.is_single());
}
}
#[test]
fn get_last_term() {
let values = HashMap::from([
("cos(x)", "x)"),
("cos(", "cos("),
("aaaaaaaaaaa", "aaaaaaaaaaa"),
("x", "x"),
("xxx", "x"),
("x*x", "x"),
("10*10", "10"),
("sin(cos", "cos"),
]);
for (key, value) in values {
assert_eq!(
super::get_last_term(key.chars().collect::<Vec<char>>().as_slice()),
value
);
}
}
}

1
push.sh
View File

@@ -2,7 +2,6 @@
set -e #kill script if error occurs set -e #kill script if error occurs
cargo test-all-features cargo test-all-features
cargo test --package parsing
bash build.sh release bash build.sh release

78
src/function_entry.rs
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@@ -9,7 +9,7 @@ use egui::{
Checkbox, Context, Checkbox, Context,
}; };
use epaint::Color32; use epaint::Color32;
use parsing::parsing::{process_func_str, BackingFunction}; use parsing::{process_func_str, BackingFunction};
use std::{ use std::{
fmt::{self, Debug}, fmt::{self, Debug},
intrinsics::assume, intrinsics::assume,
@@ -500,7 +500,7 @@ impl FunctionEntry {
pub fn invalidate_nth(&mut self) { self.nth_derivative_data = None } pub fn invalidate_nth(&mut self) { self.nth_derivative_data = None }
/// Runs asserts to make sure everything is the expected value /// Runs asserts to make sure everything is the expected value
#[cfg(test)] #[allow(dead_code)]
pub fn tests( pub fn tests(
&mut self, settings: AppSettings, back_target: Vec<(f64, f64)>, &mut self, settings: AppSettings, back_target: Vec<(f64, f64)>,
derivative_target: Vec<(f64, f64)>, area_target: f64, min_x: f64, max_x: f64, derivative_target: Vec<(f64, f64)>, area_target: f64, min_x: f64, max_x: f64,
@@ -553,77 +553,3 @@ impl FunctionEntry {
} }
} }
} }
#[cfg(test)]
mod tests {
use super::*;
fn app_settings_constructor(
sum: Riemann, integral_min_x: f64, integral_max_x: f64, pixel_width: usize,
integral_num: usize,
) -> AppSettings {
crate::math_app::AppSettings {
riemann_sum: sum,
integral_min_x,
integral_max_x,
integral_changed: true,
integral_num,
do_extrema: false,
do_roots: false,
plot_width: pixel_width,
}
}
static BACK_TARGET: [(f64, f64); 11] = [
(-1.0, 1.0),
(-0.8, 0.6400000000000001),
(-0.6, 0.36),
(-0.4, 0.16000000000000003),
(-0.19999999999999996, 0.03999999999999998),
(0.0, 0.0),
(0.19999999999999996, 0.03999999999999998),
(0.3999999999999999, 0.15999999999999992),
(0.6000000000000001, 0.3600000000000001),
(0.8, 0.6400000000000001),
(1.0, 1.0),
];
static DERIVATIVE_TARGET: [(f64, f64); 11] = [
(-1.0, -2.0),
(-0.8, -1.6),
(-0.6, -1.2),
(-0.4, -0.8),
(-0.19999999999999996, -0.3999999999999999),
(0.0, 0.0),
(0.19999999999999996, 0.3999999999999999),
(0.3999999999999999, 0.7999999999999998),
(0.6000000000000001, 1.2000000000000002),
(0.8, 1.6),
(1.0, 2.0),
];
fn do_test(sum: Riemann, area_target: f64) {
let settings = app_settings_constructor(sum, -1.0, 1.0, 10, 10);
let mut function = FunctionEntry::EMPTY;
function.update_string("x^2");
function.integral = true;
function.derivative = true;
function.tests(
settings,
BACK_TARGET.to_vec(),
DERIVATIVE_TARGET.to_vec(),
area_target,
-1.0,
1.0,
);
}
#[test]
fn function_entry_test() {
do_test(Riemann::Left, 0.9600000000000001);
do_test(Riemann::Middle, 0.92);
do_test(Riemann::Right, 0.8800000000000001);
}
}

4
src/function_manager.rs
View File

@@ -3,7 +3,7 @@ use crate::function_entry::FunctionEntry;
use crate::widgets::{widgets_ontop, Movement}; use crate::widgets::{widgets_ontop, Movement};
use egui::{Button, Id, Key, Modifiers, TextEdit, WidgetText}; use egui::{Button, Id, Key, Modifiers, TextEdit, WidgetText};
use emath::vec2; use emath::vec2;
use parsing::suggestions::Hint; use parsing::Hint;
use std::ops::BitXorAssign; use std::ops::BitXorAssign;
use uuid::Uuid; use uuid::Uuid;
@@ -204,7 +204,9 @@ impl FunctionManager {
#[inline] #[inline]
pub fn len(&self) -> usize { self.functions.len() } pub fn len(&self) -> usize { self.functions.len() }
#[inline]
pub fn get_entries_mut(&mut self) -> &mut Vec<(Id, FunctionEntry)> { &mut self.functions } pub fn get_entries_mut(&mut self) -> &mut Vec<(Id, FunctionEntry)> { &mut self.functions }
#[inline]
pub fn get_entries(&self) -> &Vec<(Id, FunctionEntry)> { &self.functions } pub fn get_entries(&self) -> &Vec<(Id, FunctionEntry)> { &self.functions }
} }

7
src/lib.rs
View File

@@ -20,6 +20,13 @@ mod math_app;
mod misc; mod misc;
mod widgets; mod widgets;
pub use crate::{
function_entry::{FunctionEntry, Riemann},
math_app::AppSettings,
misc::{decimal_round, option_vec_printer, resolution_helper, SteppedVector},
widgets::{AutoComplete, Movement},
};
cfg_if::cfg_if! { cfg_if::cfg_if! {
if #[cfg(target_arch = "wasm32")] { if #[cfg(target_arch = "wasm32")] {
use wasm_bindgen::prelude::*; use wasm_bindgen::prelude::*;

94
src/misc.rs
View File

@@ -283,97 +283,3 @@ pub fn resolution_helper(max_i: usize, min_x: &f64, resolution: &f64) -> Vec<f64
pub fn step_helper(max_i: usize, min_x: &f64, step: &f64) -> Vec<f64> { pub fn step_helper(max_i: usize, min_x: &f64, step: &f64) -> Vec<f64> {
(0..max_i).map(|x| (x as f64 * step) + min_x).collect() (0..max_i).map(|x| (x as f64 * step) + min_x).collect()
} }
#[cfg(test)]
mod tests {
use super::*;
use std::collections::HashMap;
/// Tests [`SteppedVector`] to ensure everything works properly (helped me
/// find a bunch of issues)
#[test]
fn stepped_vector_test() {
let min: i32 = -1000;
let max: i32 = 1000;
let data: Vec<f64> = (min..=max).map(|x| x as f64).collect();
let len_data = data.len();
let stepped_vector: SteppedVector = data.into();
assert_eq!(stepped_vector.get_min(), min as f64);
assert_eq!(stepped_vector.get_max(), max as f64);
assert_eq!(stepped_vector.get_index(&(min as f64)), Some(0));
assert_eq!(stepped_vector.get_index(&(max as f64)), Some(len_data - 1));
for i in min..=max {
assert_eq!(
stepped_vector.get_index(&(i as f64)),
Some((i + min.abs()) as usize)
);
}
assert_eq!(stepped_vector.get_index(&((min - 1) as f64)), None);
assert_eq!(stepped_vector.get_index(&((max + 1) as f64)), None);
}
/// Ensures [`decimal_round`] returns correct values
#[test]
fn decimal_round_test() {
assert_eq!(decimal_round(0.00001, 1), 0.0);
assert_eq!(decimal_round(0.00001, 2), 0.0);
assert_eq!(decimal_round(0.00001, 3), 0.0);
assert_eq!(decimal_round(0.00001, 4), 0.0);
assert_eq!(decimal_round(0.00001, 5), 0.00001);
assert_eq!(decimal_round(0.12345, 1), 0.1);
assert_eq!(decimal_round(0.12345, 2), 0.12);
assert_eq!(decimal_round(0.12345, 3), 0.123);
assert_eq!(decimal_round(0.12345, 4), 0.1235); // rounds up
assert_eq!(decimal_round(0.12345, 5), 0.12345);
assert_eq!(decimal_round(1.9, 0), 2.0);
assert_eq!(decimal_round(1.9, 1), 1.9);
}
/// Tests [`resolution_helper`] to make sure it returns expected output
#[test]
fn resolution_helper_test() {
assert_eq!(
resolution_helper(10, &1.0, &1.0),
vec![1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0]
);
assert_eq!(
resolution_helper(5, &-2.0, &1.0),
vec![-2.0, -1.0, 0.0, 1.0, 2.0]
);
assert_eq!(resolution_helper(3, &-2.0, &1.0), vec![-2.0, -1.0, 0.0]);
}
/// Tests [`option_vec_printer`]
#[test]
fn option_vec_printer_test() {
let values_strings: HashMap<Vec<Option<&str>>, &str> = HashMap::from([
(vec![None], "[None]"),
(vec![Some("text"), None], "[text, None]"),
(vec![None, None], "[None, None]"),
(vec![Some("text1"), Some("text2")], "[text1, text2]"),
]);
for (key, value) in values_strings {
assert_eq!(option_vec_printer(&key), value);
}
let values_nums = HashMap::from([
(vec![Some(10)], "[10]"),
(vec![Some(10), None], "[10, None]"),
(vec![None, Some(10)], "[None, 10]"),
(vec![Some(10), Some(100)], "[10, 100]"),
]);
for (key, value) in values_nums {
assert_eq!(option_vec_printer(&key), value);
}
}
}

148
src/widgets.rs
View File

@@ -1,6 +1,6 @@
use std::intrinsics::assume; use std::intrinsics::assume;
use parsing::suggestions::{self, generate_hint, Hint}; use parsing::{generate_hint, Hint, HINT_EMPTY};
#[derive(PartialEq, Debug)] #[derive(PartialEq, Debug)]
pub enum Movement { pub enum Movement {
@@ -10,6 +10,10 @@ pub enum Movement {
None, None,
} }
impl Movement {
pub const fn is_none(&self) -> bool { matches!(&self, Self::None) }
}
impl const Default for Movement { impl const Default for Movement {
fn default() -> Self { Self::None } fn default() -> Self { Self::None }
} }
@@ -28,7 +32,7 @@ impl<'a> const Default for AutoComplete<'a> {
impl<'a> AutoComplete<'a> { impl<'a> AutoComplete<'a> {
const EMPTY: AutoComplete<'a> = Self { const EMPTY: AutoComplete<'a> = Self {
i: 0, i: 0,
hint: &suggestions::HINT_EMPTY, hint: &HINT_EMPTY,
string: String::new(), string: String::new(),
}; };
@@ -52,7 +56,7 @@ impl<'a> AutoComplete<'a> {
} }
pub fn register_movement(&mut self, movement: &Movement) { pub fn register_movement(&mut self, movement: &Movement) {
if movement == &Movement::None { if movement.is_none() {
return; return;
} }
@@ -109,141 +113,3 @@ pub fn widgets_ontop<R>(
area.show(ui.ctx(), |ui| add_contents(ui)).inner area.show(ui.ctx(), |ui| add_contents(ui)).inner
} }
#[cfg(test)]
mod autocomplete_tests {
use super::*;
enum Action<'a> {
AssertIndex(usize),
AssertString(&'a str),
AssertHint(&'a str),
SetString(&'a str),
Move(Movement),
}
fn ac_tester(actions: &[Action]) {
let mut ac = AutoComplete::default();
for action in actions.iter() {
match action {
Action::AssertIndex(target_i) => {
if &ac.i != target_i {
panic!(
"AssertIndex failed: Current: '{}' Expected: '{}'",
ac.i, target_i
)
}
}
Action::AssertString(target_string) => {
if &ac.string != target_string {
panic!(
"AssertString failed: Current: '{}' Expected: '{}'",
ac.string, target_string
)
}
}
Action::AssertHint(target_hint) => match ac.hint {
Hint::None => {
if !target_hint.is_empty() {
panic!(
"AssertHint failed on `Hint::None`: Expected: {}",
target_hint
);
}
}
Hint::Many(hints) => {
let hint = hints[ac.i];
if &hint != target_hint {
panic!(
"AssertHint failed on `Hint::Many`: Current: '{}' (index: {}) Expected: '{}'",
hint, ac.i, target_hint
)
}
}
Hint::Single(hint) => {
if hint != target_hint {
panic!(
"AssertHint failed on `Hint::Single`: Current: '{}' Expected: '{}'",
hint, target_hint
)
}
}
},
Action::SetString(target_string) => {
ac.update_string(target_string);
}
Action::Move(target_movement) => {
ac.register_movement(target_movement);
}
}
}
}
#[test]
fn single() {
ac_tester(&[
Action::SetString(""),
Action::AssertHint("x^2"),
Action::Move(Movement::Up),
Action::AssertIndex(0),
Action::AssertString(""),
Action::AssertHint("x^2"),
Action::Move(Movement::Down),
Action::AssertIndex(0),
Action::AssertString(""),
Action::AssertHint("x^2"),
Action::Move(Movement::Complete),
Action::AssertString("x^2"),
Action::AssertHint(""),
Action::AssertIndex(0),
]);
}
#[test]
fn multi() {
ac_tester(&[
Action::SetString("s"),
Action::AssertHint("in("),
Action::Move(Movement::Up),
Action::AssertIndex(3),
Action::AssertString("s"),
Action::AssertHint("ignum("),
Action::Move(Movement::Down),
Action::AssertIndex(0),
Action::AssertString("s"),
Action::AssertHint("in("),
Action::Move(Movement::Down),
Action::AssertIndex(1),
Action::AssertString("s"),
Action::AssertHint("qrt("),
Action::Move(Movement::Up),
Action::AssertIndex(0),
Action::AssertString("s"),
Action::AssertHint("in("),
Action::Move(Movement::Complete),
Action::AssertString("sin("),
Action::AssertHint(")"),
Action::AssertIndex(0),
]);
}
#[test]
fn parens() {
ac_tester(&[
Action::SetString("sin(x"),
Action::AssertHint(")"),
Action::Move(Movement::Up),
Action::AssertIndex(0),
Action::AssertString("sin(x"),
Action::AssertHint(")"),
Action::Move(Movement::Down),
Action::AssertIndex(0),
Action::AssertString("sin(x"),
Action::AssertHint(")"),
Action::Move(Movement::Complete),
Action::AssertString("sin(x)"),
Action::AssertHint(""),
Action::AssertIndex(0),
]);
}
}

135
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use parsing::Hint;
use ytbn_graphing_software::{AutoComplete, Movement};
enum Action<'a> {
AssertIndex(usize),
AssertString(&'a str),
AssertHint(&'a str),
SetString(&'a str),
Move(Movement),
}
fn ac_tester(actions: &[Action]) {
let mut ac = AutoComplete::default();
for action in actions.iter() {
match action {
Action::AssertIndex(target_i) => {
if &ac.i != target_i {
panic!(
"AssertIndex failed: Current: '{}' Expected: '{}'",
ac.i, target_i
)
}
}
Action::AssertString(target_string) => {
if &ac.string != target_string {
panic!(
"AssertString failed: Current: '{}' Expected: '{}'",
ac.string, target_string
)
}
}
Action::AssertHint(target_hint) => match ac.hint {
Hint::None => {
if !target_hint.is_empty() {
panic!(
"AssertHint failed on `Hint::None`: Expected: {}",
target_hint
);
}
}
Hint::Many(hints) => {
let hint = hints[ac.i];
if &hint != target_hint {
panic!(
"AssertHint failed on `Hint::Many`: Current: '{}' (index: {}) Expected: '{}'",
hint, ac.i, target_hint
)
}
}
Hint::Single(hint) => {
if hint != target_hint {
panic!(
"AssertHint failed on `Hint::Single`: Current: '{}' Expected: '{}'",
hint, target_hint
)
}
}
},
Action::SetString(target_string) => {
ac.update_string(target_string);
}
Action::Move(target_movement) => {
ac.register_movement(target_movement);
}
}
}
}
#[test]
fn single() {
ac_tester(&[
Action::SetString(""),
Action::AssertHint("x^2"),
Action::Move(Movement::Up),
Action::AssertIndex(0),
Action::AssertString(""),
Action::AssertHint("x^2"),
Action::Move(Movement::Down),
Action::AssertIndex(0),
Action::AssertString(""),
Action::AssertHint("x^2"),
Action::Move(Movement::Complete),
Action::AssertString("x^2"),
Action::AssertHint(""),
Action::AssertIndex(0),
]);
}
#[test]
fn multi() {
ac_tester(&[
Action::SetString("s"),
Action::AssertHint("in("),
Action::Move(Movement::Up),
Action::AssertIndex(3),
Action::AssertString("s"),
Action::AssertHint("ignum("),
Action::Move(Movement::Down),
Action::AssertIndex(0),
Action::AssertString("s"),
Action::AssertHint("in("),
Action::Move(Movement::Down),
Action::AssertIndex(1),
Action::AssertString("s"),
Action::AssertHint("qrt("),
Action::Move(Movement::Up),
Action::AssertIndex(0),
Action::AssertString("s"),
Action::AssertHint("in("),
Action::Move(Movement::Complete),
Action::AssertString("sin("),
Action::AssertHint(")"),
Action::AssertIndex(0),
]);
}
#[test]
fn parens() {
ac_tester(&[
Action::SetString("sin(x"),
Action::AssertHint(")"),
Action::Move(Movement::Up),
Action::AssertIndex(0),
Action::AssertString("sin(x"),
Action::AssertHint(")"),
Action::Move(Movement::Down),
Action::AssertIndex(0),
Action::AssertString("sin(x"),
Action::AssertHint(")"),
Action::Move(Movement::Complete),
Action::AssertString("sin(x)"),
Action::AssertHint(""),
Action::AssertIndex(0),
]);
}

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use ytbn_graphing_software::{AppSettings, FunctionEntry, Riemann};
fn app_settings_constructor(
sum: Riemann, integral_min_x: f64, integral_max_x: f64, pixel_width: usize, integral_num: usize,
) -> AppSettings {
AppSettings {
riemann_sum: sum,
integral_min_x,
integral_max_x,
integral_changed: true,
integral_num,
do_extrema: false,
do_roots: false,
plot_width: pixel_width,
}
}
static BACK_TARGET: [(f64, f64); 11] = [
(-1.0, 1.0),
(-0.8, 0.6400000000000001),
(-0.6, 0.36),
(-0.4, 0.16000000000000003),
(-0.19999999999999996, 0.03999999999999998),
(0.0, 0.0),
(0.19999999999999996, 0.03999999999999998),
(0.3999999999999999, 0.15999999999999992),
(0.6000000000000001, 0.3600000000000001),
(0.8, 0.6400000000000001),
(1.0, 1.0),
];
static DERIVATIVE_TARGET: [(f64, f64); 11] = [
(-1.0, -2.0),
(-0.8, -1.6),
(-0.6, -1.2),
(-0.4, -0.8),
(-0.19999999999999996, -0.3999999999999999),
(0.0, 0.0),
(0.19999999999999996, 0.3999999999999999),
(0.3999999999999999, 0.7999999999999998),
(0.6000000000000001, 1.2000000000000002),
(0.8, 1.6),
(1.0, 2.0),
];
fn do_test(sum: Riemann, area_target: f64) {
let settings = app_settings_constructor(sum, -1.0, 1.0, 10, 10);
let mut function = FunctionEntry::EMPTY;
function.update_string("x^2");
function.integral = true;
function.derivative = true;
function.tests(
settings,
BACK_TARGET.to_vec(),
DERIVATIVE_TARGET.to_vec(),
area_target,
-1.0,
1.0,
);
}
#[test]
fn function_entries() {
do_test(Riemann::Left, 0.9600000000000001);
do_test(Riemann::Middle, 0.92);
do_test(Riemann::Right, 0.8800000000000001);
}

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/// Tests [`SteppedVector`] to ensure everything works properly (helped me find a bunch of issues)
#[test]
fn stepped_vector() {
use ytbn_graphing_software::SteppedVector;
let min: i32 = -1000;
let max: i32 = 1000;
let data: Vec<f64> = (min..=max).map(|x| x as f64).collect();
let len_data = data.len();
let stepped_vector: SteppedVector = data.into();
assert_eq!(stepped_vector.get_min(), min as f64);
assert_eq!(stepped_vector.get_max(), max as f64);
assert_eq!(stepped_vector.get_index(&(min as f64)), Some(0));
assert_eq!(stepped_vector.get_index(&(max as f64)), Some(len_data - 1));
for i in min..=max {
assert_eq!(
stepped_vector.get_index(&(i as f64)),
Some((i + min.abs()) as usize)
);
}
assert_eq!(stepped_vector.get_index(&((min - 1) as f64)), None);
assert_eq!(stepped_vector.get_index(&((max + 1) as f64)), None);
}
/// Ensures [`decimal_round`] returns correct values
#[test]
fn decimal_round() {
use ytbn_graphing_software::decimal_round;
assert_eq!(decimal_round(0.00001, 1), 0.0);
assert_eq!(decimal_round(0.00001, 2), 0.0);
assert_eq!(decimal_round(0.00001, 3), 0.0);
assert_eq!(decimal_round(0.00001, 4), 0.0);
assert_eq!(decimal_round(0.00001, 5), 0.00001);
assert_eq!(decimal_round(0.12345, 1), 0.1);
assert_eq!(decimal_round(0.12345, 2), 0.12);
assert_eq!(decimal_round(0.12345, 3), 0.123);
assert_eq!(decimal_round(0.12345, 4), 0.1235); // rounds up
assert_eq!(decimal_round(0.12345, 5), 0.12345);
assert_eq!(decimal_round(1.9, 0), 2.0);
assert_eq!(decimal_round(1.9, 1), 1.9);
}
/// Tests [`resolution_helper`] to make sure it returns expected output
#[test]
fn resolution_helper() {
use ytbn_graphing_software::resolution_helper;
assert_eq!(
resolution_helper(10, &1.0, &1.0),
vec![1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0]
);
assert_eq!(
resolution_helper(5, &-2.0, &1.0),
vec![-2.0, -1.0, 0.0, 1.0, 2.0]
);
assert_eq!(resolution_helper(3, &-2.0, &1.0), vec![-2.0, -1.0, 0.0]);
}
/// Tests [`option_vec_printer`]
#[test]
fn option_vec_printer() {
use std::collections::HashMap;
use ytbn_graphing_software::option_vec_printer;
let values_strings: HashMap<Vec<Option<&str>>, &str> = HashMap::from([
(vec![None], "[None]"),
(vec![Some("text"), None], "[text, None]"),
(vec![None, None], "[None, None]"),
(vec![Some("text1"), Some("text2")], "[text1, text2]"),
]);
for (key, value) in values_strings {
assert_eq!(option_vec_printer(&key), value);
}
let values_nums = HashMap::from([
(vec![Some(10)], "[10]"),
(vec![Some(10), None], "[10, None]"),
(vec![None, Some(10)], "[None, 10]"),
(vec![Some(10), Some(100)], "[10, 100]"),
]);
for (key, value) in values_nums {
assert_eq!(option_vec_printer(&key), value);
}
}

252
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use parsing::{Hint, SUPPORTED_FUNCTIONS};
use std::collections::HashMap;
#[test]
fn hashmap_gen_test() {
let data = vec!["time", "text", "test"];
let expect = vec![
("t", r#"Hint::Many(&["ime(", "ext(", "est("])"#),
("ti", r#"Hint::Single("me(")"#),
("tim", r#"Hint::Single("e(")"#),
("time", r#"Hint::Single("(")"#),
("te", r#"Hint::Many(&["xt(", "st("])"#),
("tex", r#"Hint::Single("t(")"#),
("text", r#"Hint::Single("(")"#),
("tes", r#"Hint::Single("t(")"#),
("test", r#"Hint::Single("(")"#),
];
assert_eq!(
parsing::compile_hashmap(data.iter().map(|e| e.to_string()).collect()),
expect
.iter()
.map(|(a, b)| (a.to_string(), b.to_string()))
.collect::<Vec<(String, String)>>()
);
}
/// Returns if function with string `func_str` is valid after processing through [`process_func_str`]
fn func_is_valid(func_str: &str) -> bool {
parsing::BackingFunction::new(&parsing::process_func_str(func_str)).is_ok()
}
/// Used for testing: passes function to [`process_func_str`] before running [`test_func`]. if `expect_valid` == `true`, it expects no errors to be created.
fn test_func_helper(func_str: &str, expect_valid: bool) {
let is_valid = func_is_valid(func_str);
let string = format!(
"function: {} (expected: {}, got: {})",
func_str, expect_valid, is_valid
);
if is_valid == expect_valid {
println!("{}", string);
} else {
panic!("{}", string);
}
}
/// Tests to make sure functions that are expected to succeed, succeed.
#[test]
fn test_expected() {
let values = HashMap::from([
("", true),
("x^2", true),
("2x", true),
("E^x", true),
("log10(x)", true),
("xxxxx", true),
("sin(x)", true),
("xsin(x)", true),
("sin(x)cos(x)", true),
("x/0", true),
("(x+1)(x-3)", true),
("cos(xsin(x)x)", true),
("(2x+1)x", true),
("(2x+1)pi", true),
("pi(2x+1)", true),
("pipipipipipix", true),
("e^sin(x)", true),
("E^sin(x)", true),
("e^x", true),
("x**2", true),
("a", false),
("log222(x)", false),
("abcdef", false),
("log10(x", false),
("x^a", false),
("sin(cos(x)))", false),
("0/0", false),
]);
for (key, value) in values {
test_func_helper(key, value);
}
}
/// Helps with tests of [`process_func_str`]
fn test_process_helper(input: &str, expected: &str) {
assert_eq!(&parsing::process_func_str(input), expected);
}
/// Tests to make sure my cursed function works as intended
#[test]
fn func_process_test() {
let values = HashMap::from([
("2x", "2*x"),
(")(", ")*("),
("(2", "(2"),
("log10(x)", "log10(x)"),
("log2(x)", "log2(x)"),
("pipipipipipi", "π*π*π*π*π*π"),
("10pi", "10*π"),
("pi10", "π*10"),
("10pi10", "10*π*10"),
("emax(x)", "e*max(x)"),
("pisin(x)", "π*sin(x)"),
("e^sin(x)", "e^sin(x)"),
("x**2", "x^2"),
("(x+1)(x-3)", "(x+1)*(x-3)"),
]);
for (key, value) in values {
test_process_helper(key, value);
}
for func in SUPPORTED_FUNCTIONS.iter() {
let func_new = format!("{}(x)", func);
test_process_helper(&func_new, &func_new);
}
}
/// Tests to make sure hints are properly outputed based on input
#[test]
fn hints() {
let values = HashMap::from([
("", Hint::Single("x^2")),
("si", Hint::Many(&["n(", "nh(", "gnum("])),
("log", Hint::Many(&["2(", "10("])),
("cos", Hint::Many(&["(", "h("])),
("sin(", Hint::Single(")")),
("sqrt", Hint::Single("(")),
("ln(x)", Hint::None),
("ln(x)cos", Hint::Many(&["(", "h("])),
("ln(x)*cos", Hint::Many(&["(", "h("])),
("sin(cos", Hint::Many(&["(", "h("])),
]);
for (key, value) in values {
println!("{} + {:?}", key, value);
assert_eq!(parsing::generate_hint(key), &value);
}
}
#[test]
fn hint_to_string() {
let values = HashMap::from([
("x^2", Hint::Single("x^2")),
(
r#"["n(", "nh(", "gnum("]"#,
Hint::Many(&["n(", "nh(", "gnum("]),
),
(r#"["n("]"#, Hint::Many(&["n("])),
("None", Hint::None),
]);
for (key, value) in values {
assert_eq!(value.to_string(), key);
}
}
#[test]
fn invalid_function() {
SUPPORTED_FUNCTIONS
.iter()
.map(|func1| {
SUPPORTED_FUNCTIONS
.iter()
.map(|func2| func1.to_string() + func2)
.collect::<Vec<String>>()
})
.flatten()
.filter(|func| !SUPPORTED_FUNCTIONS.contains(&func.as_str()))
.for_each(|key| {
let split = parsing::split_function(&key);
if split.len() != 1 {
panic!("failed: {} (len: {}, split: {:?})", key, split.len(), split);
}
let generated_hint = parsing::generate_hint(&key);
if generated_hint.is_none() {
println!("success: {}", key);
} else {
panic!("failed: {} (Hint: '{}')", key, generated_hint.to_string());
}
});
}
#[test]
fn split_function() {
let values = HashMap::from([
("cos(x)", vec!["cos(x)"]),
("cos(", vec!["cos("]),
("cos(x)sin(x)", vec!["cos(x)", "sin(x)"]),
("aaaaaaaaaaa", vec!["aaaaaaaaaaa"]),
("emax(x)", vec!["e", "max(x)"]),
("x", vec!["x"]),
("xxx", vec!["x", "x", "x"]),
("sin(cos(x)x)", vec!["sin(cos(x)", "x)"]),
("sin(x)*cos(x)", vec!["sin(x)", "cos(x)"]),
("x*x", vec!["x", "x"]),
("10*10", vec!["10", "10"]),
]);
for (key, value) in values {
assert_eq!(parsing::split_function(key), value);
}
}
#[test]
fn hint_tests() {
{
let hint = Hint::None;
assert!(hint.is_none());
assert!(!hint.is_some());
assert!(!hint.is_single());
}
{
let hint = Hint::Single(&"");
assert!(!hint.is_none());
assert!(hint.is_some());
assert!(hint.is_single());
}
{
let hint = Hint::Many(&[""]);
assert!(!hint.is_none());
assert!(hint.is_some());
assert!(!hint.is_single());
}
}
#[test]
fn get_last_term() {
let values = HashMap::from([
("cos(x)", "x)"),
("cos(", "cos("),
("aaaaaaaaaaa", "aaaaaaaaaaa"),
("x", "x"),
("xxx", "x"),
("x*x", "x"),
("10*10", "10"),
("sin(cos", "cos"),
]);
for (key, value) in values {
assert_eq!(
parsing::get_last_term(key.chars().collect::<Vec<char>>().as_slice()),
value
);
}
}