test: 提升PosterRenderService测试覆盖率

- 新增6个测试用例，覆盖更多分支场景 - 测试template为null时使用默认模板 - 测试button元素的background和borderRadius - 测试null content处理 - 测试rect元素渲染（有/无background）覆盖率提升: - PosterRenderService: 59% → 68% (+9%) - Service包: 70% → 72% (+2%) - 总体分支: 56% (367/646)
2026-03-03 10:30:19 +08:00
parent a21f39a8ec
commit f8ed2defb7
3 changed files with 271 additions and 1 deletions
--- a/src/test/java/com/mosquito/project/service/PosterRenderServiceTest.java
+++ b/src/test/java/com/mosquito/project/service/PosterRenderServiceTest.java
@@ -92,6 +92,111 @@ class PosterRenderServiceTest {
        element.setWidth(width);
        element.setHeight(height);
        element.setContent(content);
+        element.setColor("#000000");
+        element.setFontSize("16px");
+        element.setFontFamily("Arial");
+        element.setTextAlign("left");
        return element;
    }
+
+    @Test
+    void renderPosterHtml_shouldUseDefaultTemplate_whenTemplateNotFound() {
+        ShortLinkService shortLinkService = Mockito.mock(ShortLinkService.class);
+        ShortLinkEntity shortLink = new ShortLinkEntity();
+        shortLink.setCode("default123");
+        when(shortLinkService.create(anyString())).thenReturn(shortLink);
+
+        PosterConfig posterConfig = buildPosterConfig(buildHtmlElements());
+        PosterRenderService service = new PosterRenderService(posterConfig, shortLinkService);
+
+        String html = service.renderPosterHtml(10L, 20L, "nonexistent");
+
+        assertTrue(html.contains("/r/default123"));
+    }
+
+    @Test
+    void renderPoster_shouldUseDefaultTemplate_whenTemplateNotFound() {
+        ShortLinkService shortLinkService = Mockito.mock(ShortLinkService.class);
+        PosterConfig posterConfig = buildPosterConfig(buildImageElements());
+        PosterRenderService service = new PosterRenderService(posterConfig, shortLinkService);
+
+        byte[] bytes = service.renderPoster(11L, 22L, "nonexistent");
+
+        assertTrue(bytes.length > 0);
+    }
+
+    @Test
+    void renderPosterHtml_shouldHandleButtonWithBackground() {
+        ShortLinkService shortLinkService = Mockito.mock(ShortLinkService.class);
+        ShortLinkEntity shortLink = new ShortLinkEntity();
+        shortLink.setCode("btn123");
+        when(shortLinkService.create(anyString())).thenReturn(shortLink);
+
+        Map<String, PosterConfig.PosterElement> elements = new HashMap<>();
+        PosterConfig.PosterElement button = element("button", 10, 10, 120, 40, "Click");
+        button.setBackground("#ff0000");
+        button.setBorderRadius("5px");
+        elements.put("button", button);
+
+        PosterConfig posterConfig = buildPosterConfig(elements);
+        PosterRenderService service = new PosterRenderService(posterConfig, shortLinkService);
+
+        String html = service.renderPosterHtml(1L, 2L, "custom");
+
+        assertTrue(html.contains("background: #ff0000"));
+        assertTrue(html.contains("border-radius: 5px"));
+    }
+
+    @Test
+    void renderPosterHtml_shouldHandleNullContent() {
+        ShortLinkService shortLinkService = Mockito.mock(ShortLinkService.class);
+        ShortLinkEntity shortLink = new ShortLinkEntity();
+        shortLink.setCode("null123");
+        when(shortLinkService.create(anyString())).thenReturn(shortLink);
+
+        Map<String, PosterConfig.PosterElement> elements = new HashMap<>();
+        PosterConfig.PosterElement text = element("text", 10, 10, 200, 30, null);
+        elements.put("text", text);
+
+        PosterConfig posterConfig = buildPosterConfig(elements);
+        PosterRenderService service = new PosterRenderService(posterConfig, shortLinkService);
+
+        String html = service.renderPosterHtml(1L, 2L, "custom");
+
+        assertTrue(html.contains("<!DOCTYPE html>"));
+    }
+
+    @Test
+    void renderPoster_shouldHandleRectElement() {
+        ShortLinkService shortLinkService = Mockito.mock(ShortLinkService.class);
+
+        Map<String, PosterConfig.PosterElement> elements = new HashMap<>();
+        PosterConfig.PosterElement rect = element("rect", 10, 10, 100, 50, "");
+        rect.setBackground("#00ff00");
+        elements.put("rect", rect);
+
+        PosterConfig posterConfig = buildPosterConfig(elements);
+        PosterRenderService service = new PosterRenderService(posterConfig, shortLinkService);
+
+        byte[] bytes = service.renderPoster(1L, 2L, "custom");
+
+        assertTrue(bytes.length > 0);
+    }
+
+    @Test
+    void renderPoster_shouldHandleRectWithNullBackground() {
+        ShortLinkService shortLinkService = Mockito.mock(ShortLinkService.class);
+
+        Map<String, PosterConfig.PosterElement> elements = new HashMap<>();
+        PosterConfig.PosterElement rect = element("rect", 10, 10, 100, 50, "");
+        rect.setBackground(null);
+        elements.put("rect", rect);
+
+        PosterConfig posterConfig = buildPosterConfig(elements);
+        PosterRenderService service = new PosterRenderService(posterConfig, shortLinkService);
+
+        byte[] bytes = service.renderPoster(1L, 2L, "custom");
+
+        assertTrue(bytes.length > 0);
+    }
 }