update formatNumber

apps/web/test/format.spec.ts

@@ -197,108 +197,42 @@ describe("formatInteger", () => {
     });
   });
 
-  describe("suffix format (default)", () => {
-    it("should format small numbers with one decimal place", () => {
-      expect(formatInteger(999)).toBe("999.0");
-    });
-
-    it("should format thousands with K suffix", () => {
-      expect(formatInteger(1000)).toBe("1.00K");
-    });
-
-    it("should format millions with M suffix", () => {
-      expect(formatInteger(1_000_000)).toBe("1.00M");
-    });
-
-    it("should format billions with B suffix", () => {
-      expect(formatInteger(1_000_000_000)).toBe("1.00B");
-    });
-
-    it("should format trillions with T suffix", () => {
-      expect(formatInteger(1e12)).toBe("1.00T");
-    });
-
-    it("should format quadrillions with Qa suffix", () => {
-      expect(formatInteger(1e15)).toBe("1.00Qa");
-    });
-
-    it("should format quintillions with Qi suffix", () => {
-      expect(formatInteger(1e18)).toBe("1.00Qi");
-    });
-
-    it("should format sextillions with Sx suffix", () => {
-      expect(formatInteger(1e21)).toBe("1.00Sx");
-    });
-
-    it("should format septillions with Sp suffix", () => {
-      expect(formatInteger(1e24)).toBe("1.00Sp");
-    });
-
-    it("should format octillions with Oc suffix", () => {
-      expect(formatInteger(1e27)).toBe("1.00Oc");
-    });
-
-    it("should format nonillions with No suffix", () => {
-      expect(formatInteger(1e30)).toBe("1.00No");
-    });
-
-    it("should format decillions with Dc suffix", () => {
-      expect(formatInteger(1e33)).toBe("1.00Dc");
-    });
-
-    it("should format values >= 1e36 with letter suffix 'a'", () => {
-      expect(formatInteger(1e36)).toBe("1.00a");
-    });
-
-    it("should format values >= 1e39 with letter suffix 'b'", () => {
-      expect(formatInteger(1e39)).toBe("1.00b");
-    });
-
-    it("should format values at 26th letter step with 'z'", () => {
-      expect(formatInteger(1e36 * Math.pow(10, 25 * 3))).toBe("1.00z");
-    });
-
-    it("should format values at 27th letter step with 'aa'", () => {
-      expect(formatInteger(1e36 * Math.pow(10, 26 * 3))).toBe("1.00aa");
-    });
-  });
-
   describe("scientific format", () => {
     it("should fall back to suffix format below 1e6", () => {
-      expect(formatInteger(500, "scientific")).toBe("500.0");
+      expect(formatInteger(500, "scientific")).toBe("500");
     });
 
     it("should format values >= 1e6 in scientific notation", () => {
-      expect(formatInteger(1_230_000, "scientific")).toBe("1.23e6");
+      expect(formatInteger(1_230_000, "scientific")).toBe("1e6");
     });
 
     it("should format large values in scientific notation", () => {
-      expect(formatInteger(1e18, "scientific")).toBe("1.00e18");
+      expect(formatInteger(1e18, "scientific")).toBe("1e18");
     });
   });
 
   describe("engineering format", () => {
     it("should fall back to suffix format below 1e6", () => {
-      expect(formatInteger(500, "engineering")).toBe("500.0");
+      expect(formatInteger(500, "engineering")).toBe("500");
     });
 
     it("should format values >= 1e6 with exponent multiple of 3", () => {
-      expect(formatInteger(1_230_000, "engineering")).toBe("1.23E6");
+      expect(formatInteger(1_230_000, "engineering")).toBe("1E6");
     });
 
     it("should format 1e9 correctly in engineering notation", () => {
-      expect(formatInteger(1e9, "engineering")).toBe("1.00E9");
+      expect(formatInteger(1e9, "engineering")).toBe("1E9");
     });
 
     it("should format 12350000 correctly in engineering notation", () => {
-      expect(formatInteger(12_350_000, "engineering")).toBe("12.35E6");
+      expect(formatInteger(12_350_000, "engineering")).toBe("12E6");
     });
   });
 
   describe("unknown format (default branch)", () => {
     it("should fall back to suffix format for an unrecognised format string", () => {
       /* eslint-disable-next-line @typescript-eslint/consistent-type-assertions -- Testing unreachable default branch */
-      expect(formatInteger(1000, "unknown" as never)).toBe("1.00K");
+      expect(formatInteger(1000, "unknown" as never)).toBe("1K");
     });
   });
 });