Added new unit tests & the test setup script uses Nodegit instead of exec

1 files changed, 104 insertions, 0 deletions

diff --git a/test/unit/patch.unit.test.ts b/test/unit/patch.unit.test.ts
new file mode 100644
index 0000000..e4aa8d3
--- /dev/null
+++ b/test/unit/patch.unit.test.ts
@@ -0,0 +1,104 @@
+import { Commit } from "../../packages/server/src/git/commit";
+import { Patch } from "../../packages/server/src/git/patch";
+import { Repository } from "../../packages/server/src/git/repository";
+import { EnvironmentVariables } from "../util";
+
+const env = process.env as EnvironmentVariables;
+
+describe("Patch", () => {
+	describe("Class methods", () => {
+		it("Should get a patch from a diff", async() => {
+			expect.assertions(2);
+
+			const repository = await Repository.open(env.BASE_DIR, env.AVAIL_REPO);
+			const commit = await Commit.lookup(repository, "d856031c58e26992f3e0a481084a190a50b0bcf7");
+
+			const patch = await Patch.fromDiff(await commit.diff(), 1);
+
+			expect(patch).toBeDefined();
+			expect(patch).toBeInstanceOf(Patch);
+		});
+
+		it("Should get all patches from a diff", async() => {
+			expect.hasAssertions();
+
+			const repository = await Repository.open(env.BASE_DIR, env.AVAIL_REPO);
+			const commit = await Commit.lookup(repository, "7b3292af22a0496007e974b65cd2e34521c9c429");
+
+			const patches = await Patch.allFromDiff(await commit.diff());
+
+			expect(patches).toBeDefined();
+			expect(patches).toHaveLength(9);
+
+			for(const patch of patches) {
+				expect(patch).toBeDefined();
+				expect(patch).toBeInstanceOf(Patch);
+			}
+		});
+	});
+
+	describe("Instance methods", () => {
+		let repository: Repository;
+		let patch: Patch;
+
+		beforeAll(async() => {
+			repository = await Repository.open(env.BASE_DIR, env.AVAIL_REPO);
+			const commit = await Commit.lookup(repository, "7b3292af22a0496007e974b65cd2e34521c9c429");
+
+			patch = await Patch.fromDiff(await commit.diff(), 4);
+		});
+
+		it("Should get if the patch is too large and respond false", async() => {
+			expect.assertions(2);
+
+			const too_large = await patch.isTooLarge();
+
+			expect(too_large).toBeDefined();
+			expect(too_large).toBeFalsy();
+		});
+
+		it("Should get if a huge patch is too large and respond true", async() => {
+			expect.assertions(2);
+
+			const other_commit = await Commit.lookup(repository, "8645568c6c96300c1b7709c3a0d674c120d88a13");
+			const other_patch = await Patch.fromDiff(await other_commit.diff(), 2);
+
+			const too_large = await other_patch.isTooLarge();
+
+			expect(too_large).toBeDefined();
+			expect(too_large).toBeTruthy();
+		});
+
+		it("Should get the hunks", async() => {
+			expect.hasAssertions();
+
+			const hunks = await patch.getHunks();
+
+			expect(hunks).toBeDefined();
+			expect(hunks).toHaveLength(5);
+
+			for(const hunk of hunks) {
+				expect(hunk).toBeDefined();
+				expect(hunk).toHaveProperty("new_start");
+				expect(hunk).toHaveProperty("new_lines_cnt");
+				expect(hunk).toHaveProperty("old_start");
+				expect(hunk).toHaveProperty("old_lines_cnt");
+				expect(hunk).toHaveProperty("new_lines");
+				expect(hunk).toHaveProperty("deleted_lines");
+				expect(hunk).toHaveProperty("hunk");
+			}
+		});
+
+		it("Should get the hunks of an empty patch and respond with null", async() => {
+			expect.assertions(2);
+
+			const other_commit = await Commit.lookup(repository, "ef256e9e40b5fd0cc741c509e611808cc66bafad");
+			const other_patch = await Patch.fromDiff(await other_commit.diff(), 10);
+
+			const hunks = await other_patch.getHunks();
+
+			expect(hunks).toBeDefined();
+			expect(hunks).toBeNull();
+		});
+	});
+});
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