Refactor 'ui tests' conception to previews

Signed-off-by: kernelkind <kernelkind@gmail.com>
Signed-off-by: William Casarin <jb55@jb55.com>

Cargo.toml

@@ -104,5 +104,5 @@ name = "notedeck"
 path = "src/bin/notedeck.rs"
 
 [[bin]]
-name = "ui_test_harness"
-path = "src/tests_ui/main.rs"
+name = "ui_preview"
+path = "src/ui_preview/main.rs"

src/account_login_view.rs

@@ -7,15 +7,15 @@ use egui::{
 };
 use egui::{Image, TextBuffer, TextEdit};
 
-pub struct AccountLoginView<'a> {
+pub struct DesktopAccountLoginView<'a> {
     ctx: &'a egui::Context,
     manager: &'a mut LoginManager,
     generate_y_intercept: Option<f32>,
 }
 
-impl<'a> AccountLoginView<'a> {
+impl<'a> DesktopAccountLoginView<'a> {
     pub fn new(ctx: &'a egui::Context, manager: &'a mut LoginManager) -> Self {
-        AccountLoginView {
+        DesktopAccountLoginView {
             ctx,
             manager,
             generate_y_intercept: None,

src/app_creation.rs

@@ -4,16 +4,38 @@ use eframe::NativeOptions;
 pub const UI_SCALE_FACTOR: f32 = 0.2;
 
 pub fn generate_native_options() -> NativeOptions {
-    let window_builder = Box::new(|builder: egui::ViewportBuilder| {
+    generate_native_options_with_builder_modifiers(|builder| {
         builder
             .with_fullsize_content_view(true)
             .with_titlebar_shown(false)
             .with_title_shown(false)
-            .with_min_inner_size([660.0 * (1.0 + UI_SCALE_FACTOR) , 720.0 * (1.0 + UI_SCALE_FACTOR)])
-    });
-    let mut native_options = eframe::NativeOptions::default();
-    native_options.window_builder = Some(window_builder);
-    native_options
+            .with_min_inner_size([
+                660.0 * (1.0 + UI_SCALE_FACTOR),
+                720.0 * (1.0 + UI_SCALE_FACTOR),
+            ])
+    })
+}
+
+fn generate_native_options_with_builder_modifiers(apply_builder_modifiers: fn(egui::ViewportBuilder) -> egui::ViewportBuilder) -> NativeOptions {
+    let window_builder =
+        Box::new(
+            move |builder: egui::ViewportBuilder| apply_builder_modifiers(builder)
+        );
+
+    eframe::NativeOptions {
+        window_builder: Some(window_builder),
+        ..Default::default()
+    }
+}
+
+pub fn generate_mobile_emulator_native_options() -> eframe::NativeOptions {
+    generate_native_options_with_builder_modifiers(|builder| {
+        builder
+            .with_fullsize_content_view(true)
+            .with_titlebar_shown(false)
+            .with_title_shown(false)
+            .with_inner_size([405.0, 915.0])
+    })
 }
 
 pub fn setup_cc(cc: &eframe::CreationContext<'_>) {

src/tests_ui/account_login_view_test.rs

@@ -1,21 +0,0 @@
-use crate::egui_test_setup::{EguiTestCase, EguiTestSetup};
-use notedeck::account_login_view::AccountLoginView;
-use notedeck::login_manager::LoginManager;
-
-pub struct AccountLoginTest {
-    manager: LoginManager,
-}
-
-impl EguiTestCase for AccountLoginTest {
-    fn new(_supr: EguiTestSetup) -> Self {
-        AccountLoginTest {
-            manager: LoginManager::new(),
-        }
-    }
-}
-
-impl eframe::App for AccountLoginTest {
-    fn update(&mut self, ctx: &egui::Context, _: &mut eframe::Frame) {
-        AccountLoginView::new(ctx, &mut self.manager).panel()
-    }
-}

src/tests_ui/egui_test_setup.rs

@@ -1,15 +0,0 @@
-use notedeck::app_creation::setup_cc;
-
-pub struct EguiTestSetup {}
-
-pub trait EguiTestCase: eframe::App {
-    fn new(supr: EguiTestSetup) -> Self;
-}
-
-impl EguiTestSetup {
-    pub fn new(cc: &eframe::CreationContext<'_>) -> Self {
-        setup_cc(cc);
-
-        EguiTestSetup {}
-    }
-}

src/tests_ui/main.rs

@@ -1,34 +0,0 @@
-mod account_login_view_test;
-mod egui_test_setup;
-use account_login_view_test::AccountLoginTest;
-use egui_test_setup::{EguiTestCase, EguiTestSetup};
-use notedeck::app_creation::generate_native_options;
-use std::env;
-
-fn run_test_app<F, T, O>(create_supr: F, create_child: O)
-where
-    F: 'static + FnOnce(&eframe::CreationContext<'_>) -> EguiTestSetup,
-    T: 'static + EguiTestCase,
-    O: 'static + FnOnce(EguiTestSetup) -> T,
-{
-    tracing_subscriber::fmt::init();
-
-    let _ = eframe::run_native(
-        "UI Test Harness",
-        generate_native_options(),
-        Box::new(|cc| Box::new(create_child(create_supr(cc)))),
-    );
-}
-
-fn main() {
-    let args: Vec<String> = env::args().collect();
-
-    if args.len() > 1 {
-        match args[1].as_str() {
-            "AccountLoginView" => run_test_app(EguiTestSetup::new, AccountLoginTest::new),
-            _ => println!("Component not found."),
-        }
-    } else {
-        println!("Please specify a component to test.");
-    }
-}

src/ui_preview/account_login_preview.rs

@@ -0,0 +1,39 @@
+use crate::egui_preview_setup::{EguiPreviewCase, EguiPreviewSetup};
+use notedeck::account_login_view::{DesktopAccountLoginView, MobileAccountLoginView};
+use notedeck::login_manager::LoginManager;
+
+pub struct DesktopAccountLoginPreview {
+    manager: LoginManager,
+}
+
+impl EguiPreviewCase for DesktopAccountLoginPreview {
+    fn new(_supr: EguiPreviewSetup) -> Self {
+        DesktopAccountLoginPreview {
+            manager: LoginManager::new(),
+        }
+    }
+}
+
+impl eframe::App for DesktopAccountLoginPreview {
+    fn update(&mut self, ctx: &egui::Context, _: &mut eframe::Frame) {
+        DesktopAccountLoginView::new(ctx, &mut self.manager).panel()
+    }
+}
+
+pub struct MobileAccountLoginPreview {
+    manager: LoginManager,
+}
+
+impl EguiPreviewCase for MobileAccountLoginPreview {
+    fn new(_supr: EguiPreviewSetup) -> Self {
+        MobileAccountLoginPreview {
+            manager: LoginManager::new(),
+        }
+    }
+}
+
+impl eframe::App for MobileAccountLoginPreview {
+    fn update(&mut self, ctx: &egui::Context, _: &mut eframe::Frame) {
+        MobileAccountLoginView::new(ctx, &mut self.manager).panel()
+    }
+}

src/ui_preview/egui_preview_setup.rs

@@ -0,0 +1,15 @@
+use notedeck::app_creation::setup_cc;
+
+pub struct EguiPreviewSetup {}
+
+pub trait EguiPreviewCase: eframe::App {
+    fn new(supr: EguiPreviewSetup) -> Self;
+}
+
+impl EguiPreviewSetup {
+    pub fn new(cc: &eframe::CreationContext<'_>) -> Self {
+        setup_cc(cc);
+
+        EguiPreviewSetup {}
+    }
+}

src/ui_preview/main.rs

@@ -0,0 +1,46 @@
+mod account_login_preview;
+mod egui_preview_setup;
+use account_login_preview::{DesktopAccountLoginPreview, MobileAccountLoginPreview};
+use egui_preview_setup::{EguiPreviewCase, EguiPreviewSetup};
+use notedeck::app_creation::{generate_native_options, generate_mobile_emulator_native_options};
+use std::env;
+
+fn run_test_app<F, T, O>(create_supr: F, create_child: O, is_mobile: bool)
+where
+    F: 'static + FnOnce(&eframe::CreationContext<'_>) -> EguiPreviewSetup,
+    T: 'static + EguiPreviewCase,
+    O: 'static + FnOnce(EguiPreviewSetup) -> T,
+{
+    tracing_subscriber::fmt::init();
+
+    let native_options = if is_mobile {
+        generate_mobile_emulator_native_options()
+    } else {
+        generate_native_options()
+    };
+
+    let _ = eframe::run_native(
+        "UI Preview Runner",
+        native_options,
+        Box::new(|cc| Box::new(create_child(create_supr(cc)))),
+    );
+}
+
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+
+    if args.len() > 1 {
+        match args[1].as_str() {
+            "DesktopAccountLoginPreview" => {
+                run_test_app(EguiPreviewSetup::new, DesktopAccountLoginPreview::new, false)
+            }
+            "MobileAccountLoginPreview" => {
+                run_test_app(EguiPreviewSetup::new, MobileAccountLoginPreview::new, true)
+            }
+            _ => println!("Component not found."),
+        }
+    } else {
+        println!("Please specify a component to test.");
+    }
+}