tests:: allow gradient themes (anuraghazra#3401)

Author: qwerty541

tests/renderGistCard.test.js

@@ -135,9 +135,10 @@ describe("test renderGistCard", () => {
       );
       expect(descClassStyles.fill.trim()).toBe(`#${themes[name].text_color}`);
       expect(iconClassStyles.fill.trim()).toBe(`#${themes[name].icon_color}`);
-      expect(queryByTestId(document.body, "card-bg")).toHaveAttribute(
-        "fill",
-        `#${themes[name].bg_color}`,
+      const backgroundElement = queryByTestId(document.body, "card-bg");
+      const backgroundElementFill = backgroundElement.getAttribute("fill");
+      expect([`#${themes[name].bg_color}`, "url(#gradient)"]).toContain(
+        backgroundElementFill,
       );
     });
   });

tests/renderRepoCard.test.js

@@ -190,9 +190,10 @@ describe("Test renderRepoCard", () => {
       );
       expect(descClassStyles.fill.trim()).toBe(`#${themes[name].text_color}`);
       expect(iconClassStyles.fill.trim()).toBe(`#${themes[name].icon_color}`);
-      expect(queryByTestId(document.body, "card-bg")).toHaveAttribute(
-        "fill",
-        `#${themes[name].bg_color}`,
+      const backgroundElement = queryByTestId(document.body, "card-bg");
+      const backgroundElementFill = backgroundElement.getAttribute("fill");
+      expect([`#${themes[name].bg_color}`, "url(#gradient)"]).toContain(
+        backgroundElementFill,
       );
     });
   });

tests/renderStatsCard.test.js

@@ -264,9 +264,10 @@ describe("Test renderStatsCard", () => {
       );
       expect(statClassStyles.fill.trim()).toBe(`#${themes[name].text_color}`);
       expect(iconClassStyles.fill.trim()).toBe(`#${themes[name].icon_color}`);
-      expect(queryByTestId(document.body, "card-bg")).toHaveAttribute(
-        "fill",
-        `#${themes[name].bg_color}`,
+      const backgroundElement = queryByTestId(document.body, "card-bg");
+      const backgroundElementFill = backgroundElement.getAttribute("fill");
+      expect([`#${themes[name].bg_color}`, "url(#gradient)"]).toContain(
+        backgroundElementFill,
       );
     });
   });

tests/renderTopLanguagesCard.test.js

@@ -524,9 +524,10 @@ describe("Test renderTopLanguages", () => {
 
       expect(headerStyles.fill.trim()).toBe(`#${themes[name].title_color}`);
       expect(langNameStyles.fill.trim()).toBe(`#${themes[name].text_color}`);
-      expect(queryByTestId(document.body, "card-bg")).toHaveAttribute(
-        "fill",
-        `#${themes[name].bg_color}`,
+      const backgroundElement = queryByTestId(document.body, "card-bg");
+      const backgroundElementFill = backgroundElement.getAttribute("fill");
+      expect([`#${themes[name].bg_color}`, "url(#gradient)"]).toContain(
+        backgroundElementFill,
       );
     });
   });