106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
// Step 77 TDD Test: Custom code editor renderer
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//
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// Tests:
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// 1. Can render with an ImGui context (no crash)
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// 2. Text input inserts characters and reports change
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// 3. Cursor position updates after input
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#include <cassert>
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#include <iostream>
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#include "imgui.h"
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#include "CodeEditorWidget.h"
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static void beginFrame() {
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ImGuiIO& io = ImGui::GetIO();
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io.DisplaySize = ImVec2(800, 600);
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io.DeltaTime = 1.0f / 60.0f;
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ImGui::NewFrame();
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}
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static void endFrame() {
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ImGui::Render();
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}
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int main() {
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int passed = 0;
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int failed = 0;
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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ImGui::StyleColorsDark();
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ImGuiIO& io = ImGui::GetIO();
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io.Fonts->AddFontDefault();
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io.Fonts->Build();
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// --- Test 1: Render without crashing ---
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{
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beginFrame();
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ImGui::SetNextWindowFocus();
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ImGui::Begin("TestWindow");
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CodeEditorWidget widget;
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std::string text;
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std::vector<HighlightSpan> spans;
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CodeEditorOptions opts;
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CodeEditorResult res = widget.render("##editor", text, spans, opts, ImVec2(300, 200), ImGui::GetFont());
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(void)res;
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ImGui::End();
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endFrame();
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std::cout << "Test 1 PASS: Render without crash" << std::endl;
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++passed;
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}
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// --- Test 2: Text input inserts characters ---
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{
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beginFrame();
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ImGui::SetNextWindowFocus();
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ImGui::Begin("TestWindow2");
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CodeEditorWidget widget;
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std::string text;
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std::vector<HighlightSpan> spans;
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CodeEditorOptions opts;
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ImGuiIO& io = ImGui::GetIO();
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io.AddInputCharacter('a');
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io.AddInputCharacter('b');
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io.AddInputCharacter('\n');
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CodeEditorResult res = widget.render("##editor2", text, spans, opts, ImVec2(300, 200), ImGui::GetFont());
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ImGui::End();
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endFrame();
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assert(res.changed && "Should report changed after input");
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assert(text == "ab\n" && "Text should match input");
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std::cout << "Test 2 PASS: Text input inserts characters" << std::endl;
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++passed;
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}
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// --- Test 3: Cursor position updates ---
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{
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beginFrame();
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ImGui::SetNextWindowFocus();
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ImGui::Begin("TestWindow3");
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CodeEditorWidget widget;
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std::string text;
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std::vector<HighlightSpan> spans;
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CodeEditorOptions opts;
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ImGuiIO& io = ImGui::GetIO();
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io.AddInputCharacter('x');
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io.AddInputCharacter('y');
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CodeEditorResult res = widget.render("##editor3", text, spans, opts, ImVec2(300, 200), ImGui::GetFont());
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ImGui::End();
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endFrame();
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assert(res.cursorByte == 2 && "Cursor should be at end of inserted text");
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std::cout << "Test 3 PASS: Cursor updates" << std::endl;
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++passed;
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}
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ImGui::DestroyContext();
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std::cout << "\n=== Step 77 Results: " << passed << " passed, " << failed << " failed ===" << std::endl;
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return failed > 0 ? 1 : 0;
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}
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