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import { describe, it } from "@std/testing/bdd";
import { assertEquals, assertExists } from "@std/assert";
import {
assertSpyCall,
assertSpyCalls,
returnsNext,
stub,
} from "@std/testing/mock";
import { getLastCommitForOneOfFiles } from "./log.ts";
import {
emptyCommandOutput,
gitDiffTreeCommandOutput,
gitDir,
gitLogPrettyCommandOutput,
gitRevParseCommandOutput,
} from "../../../tests/fixtures/test_data.ts";
describe("getLastCommitForOneOfFiles", () => {
it("returns parsed commit with signature and file info", async () => {
const outputs = [
gitLogPrettyCommandOutput,
gitDiffTreeCommandOutput,
gitRevParseCommandOutput,
];
using logStub = stub(
Deno.Command.prototype,
"output",
returnsNext(outputs),
);
const file = new URL("file.ts", gitDir);
const result = await getLastCommitForOneOfFiles(file);
assertExists(result);
assertEquals(result.hash.short, "abcdef1");
assertEquals(result.hash.long, "abcdef1234567890abcdef1234567890abcdef12");
assertEquals(result.author.name, "Alice");
assertEquals(result.committer.email, "bob@example.com");
assertEquals(result.files.length, 1);
assertEquals(result.files[0], {
path: file,
status: "modified",
});
assertEquals(result.signature?.type, "gpg");
assertEquals(result.signature?.signer, "bob@example.com");
for (let i = 0; i < outputs.length; i++) {
assertSpyCall(logStub, i, { args: [], returned: outputs[i] });
}
assertSpyCalls(logStub, outputs.length);
});
it("returns undefined for empty commit output", async () => {
using logStub = stub(
Deno.Command.prototype,
"output",
returnsNext([emptyCommandOutput]),
);
const result = await getLastCommitForOneOfFiles(
[new URL("nonexistent.ts", gitDir)],
);
assertEquals(result, undefined);
assertSpyCall(logStub, 0, { args: [], returned: emptyCommandOutput });
assertSpyCalls(logStub, 1);
});
});
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