#7 Add Cobertura format

1 files changed, 72 insertions, 7 deletions

diff --git a/src/formats.test.ts b/src/formats.test.ts
index 1536b5d..02f9a3e 100644
--- a/src/formats.test.ts
+++ b/src/formats.test.ts
@@ -74,7 +74,7 @@ describe("Formats object", () => {
     const result = Formats.listFormats();
 
     // Assert
-    expect(result).toEqual(["tarpaulin"]);
+    expect(result).toEqual(["tarpaulin", "cobertura"]);
   });
 
   it("should return the requested format", () => {
@@ -105,14 +105,14 @@ describe("Tarpaulin format", () => {
     expect(matcher).toEqual(defaultColorMatches);
   });
 
-  it("should parse coverage from a normal tarpaulin file", () => {
+  it("should parse coverage from a normal tarpaulin file", async () => {
     // Arrange
     const file = fs.readFileSync(reportPath("tarpaulin-report.html"), "utf-8");
 
     const format = Formats.getFormat("tarpaulin");
 
     // Act
-    const result = format.parseCoverage(file);
+    const result = await format.parseCoverage(file);
 
     // Assert
     expect(typeof result).toEqual("number");
@@ -122,14 +122,14 @@ describe("Tarpaulin format", () => {
     }
   });
 
-  it("should parse coverage from an empty tarpaulin file", () => {
+  it("should parse coverage from an empty tarpaulin file", async () => {
     // Arrange
     const file = fs.readFileSync(reportPath("tarpaulin-empty.html"), "utf-8");
 
     const format = Formats.getFormat("tarpaulin");
 
     // Act
-    const result = format.parseCoverage(file);
+    const result = await format.parseCoverage(file);
 
     // Assert
     expect(typeof result).toEqual("number");
@@ -138,14 +138,79 @@ describe("Tarpaulin format", () => {
     }
   });
 
-  it("should return error when parsing coverage from invalid file", () => {
+  it("should return error when parsing coverage from invalid file", async () => {
     // Arrange
     const file = fs.readFileSync(reportPath("tarpaulin-invalid.html"), "utf-8");
 
     const format = Formats.getFormat("tarpaulin");
 
     // Act
-    const result = format.parseCoverage(file);
+    const result = await format.parseCoverage(file);
+
+    // Assert
+    expect(typeof result).not.toEqual("number");
+    if (typeof result !== "number") {
+      expect(result.message).toEqual("Invalid report document");
+    }
+  });
+});
+
+describe("Cobertura format", () => {
+  const reportPath = (file: string): string =>
+    path.join(__dirname, "..", "example_reports", file);
+
+  it("should use the default color matcher", () => {
+    // Arrange
+    const format = Formats.getFormat("cobertura");
+
+    // Act
+    const matcher = format.matchColor;
+
+    // Assert
+    expect(matcher).toEqual(defaultColorMatches);
+  });
+
+  it("should parse coverage from a normal cobertura file", async () => {
+    // Arrange
+    const file = fs.readFileSync(reportPath("cobertura-report.xml"), "utf-8");
+
+    const format = Formats.getFormat("cobertura");
+
+    // Act
+    const result = await format.parseCoverage(file);
+
+    // Assert
+    expect(typeof result).toEqual("number");
+    if (typeof result === "number") {
+      // 96.17% is the result given in the document itself
+      expect(result.toFixed(2)).toEqual("96.04");
+    }
+  });
+
+  it("should parse coverage from an empty cobertura file", async () => {
+    // Arrange
+    const file = fs.readFileSync(reportPath("cobertura-empty.xml"), "utf-8");
+
+    const format = Formats.getFormat("cobertura");
+
+    // Act
+    const result = await format.parseCoverage(file);
+
+    // Assert
+    expect(typeof result).toEqual("number");
+    if (typeof result === "number") {
+      expect(result.toFixed(2)).toEqual("0.00");
+    }
+  });
+
+  it("should return error when parsing coverage from invalid file", async () => {
+    // Arrange
+    const file = fs.readFileSync(reportPath("cobertura-invalid.xml"), "utf-8");
+
+    const format = Formats.getFormat("cobertura");
+
+    // Act
+    const result = await format.parseCoverage(file);
 
     // Assert
     expect(typeof result).not.toEqual("number");