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import * as fs from "fs";
import * as os from "os";
import * as path from "path";
import * as core from "@actions/core";
import test from "ava";
import * as sinon from "sinon";
import * as actionsUtil from "./actions-util";
import * as gitUtils from "./git-utils";
import { setupActionsVars, setupTests } from "./testing-utils";
import { withTmpDir } from "./util";
setupTests(test);
test.serial("getRef() throws on the empty string", async (t) => {
process.env["GITHUB_REF"] = "";
await t.throwsAsync(gitUtils.getRef);
});
test.serial(
"getRef() returns merge PR ref if GITHUB_SHA still checked out",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
const expectedRef = "refs/pull/1/merge";
const currentSha = "a".repeat(40);
process.env["GITHUB_REF"] = expectedRef;
process.env["GITHUB_SHA"] = currentSha;
const callback = sinon.stub(gitUtils, "getCommitOid");
callback.withArgs(sinon.match.string, "HEAD").resolves(currentSha);
const actualRef = await gitUtils.getRef();
t.deepEqual(actualRef, expectedRef);
t.is(callback.callCount, 1);
t.true(callback.calledOnceWith(tmpDir, "HEAD"));
});
},
);
test.serial(
"getRef() returns merge PR ref if GITHUB_REF still checked out but sha has changed (actions checkout@v1)",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
const expectedRef = "refs/pull/1/merge";
process.env["GITHUB_REF"] = expectedRef;
process.env["GITHUB_SHA"] = "b".repeat(40);
const sha = "a".repeat(40);
const callback = sinon.stub(gitUtils, "getCommitOid");
callback
.withArgs(sinon.match.string, "refs/remotes/pull/1/merge")
.resolves(sha);
callback.withArgs(sinon.match.any, "HEAD").resolves(sha);
const actualRef = await gitUtils.getRef();
t.deepEqual(actualRef, expectedRef);
t.is(callback.callCount, 2);
t.true(callback.calledWith(tmpDir, "HEAD"));
t.true(callback.calledWith(tmpDir, "refs/remotes/pull/1/merge"));
});
},
);
test.serial(
"getRef() returns head PR ref if GITHUB_REF no longer checked out",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
process.env["GITHUB_REF"] = "refs/pull/1/merge";
process.env["GITHUB_SHA"] = "a".repeat(40);
const callback = sinon.stub(gitUtils, "getCommitOid");
callback
.withArgs(tmpDir, "refs/remotes/pull/1/merge")
.resolves("a".repeat(40));
callback.withArgs(tmpDir, "HEAD").resolves("b".repeat(40));
callback.throws(new Error("Unexpected getCommitOid call in test."));
const actualRef = await gitUtils.getRef();
t.deepEqual(actualRef, "refs/pull/1/head");
t.is(callback.callCount, 2);
t.true(callback.calledWith(tmpDir, "refs/remotes/pull/1/merge"));
t.true(callback.calledWith(tmpDir, "HEAD"));
});
},
);
test.serial(
"getRef() returns ref provided as an input and ignores current HEAD",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
const getAdditionalInputStub = sinon.stub(
actionsUtil,
"getOptionalInput",
);
getAdditionalInputStub.withArgs("ref").resolves("refs/pull/2/merge");
getAdditionalInputStub.withArgs("sha").resolves("b".repeat(40));
// These values are be ignored
process.env["GITHUB_REF"] = "refs/pull/1/merge";
process.env["GITHUB_SHA"] = "a".repeat(40);
const callback = sinon.stub(gitUtils, "getCommitOid");
callback.withArgs(tmpDir, "refs/pull/1/merge").resolves("b".repeat(40));
callback.withArgs(sinon.match.any, "HEAD").resolves("b".repeat(40));
const actualRef = await gitUtils.getRef();
t.deepEqual(actualRef, "refs/pull/2/merge");
// getCommitOid shouldn't be called, because the ref should be taken from the input
t.is(callback.callCount, 0);
});
},
);
test.serial(
"getRef() returns CODE_SCANNING_REF as a fallback for GITHUB_REF",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
const expectedRef = "refs/pull/1/HEAD";
const currentSha = "a".repeat(40);
process.env["CODE_SCANNING_REF"] = expectedRef;
process.env["GITHUB_REF"] = "";
process.env["GITHUB_SHA"] = currentSha;
const actualRef = await gitUtils.getRef();
t.deepEqual(actualRef, expectedRef);
});
},
);
test.serial(
"getRef() returns GITHUB_REF over CODE_SCANNING_REF if both are provided",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
const expectedRef = "refs/pull/1/merge";
const currentSha = "a".repeat(40);
process.env["CODE_SCANNING_REF"] = "refs/pull/1/HEAD";
process.env["GITHUB_REF"] = expectedRef;
process.env["GITHUB_SHA"] = currentSha;
const actualRef = await gitUtils.getRef();
t.deepEqual(actualRef, expectedRef);
});
},
);
test.serial(
"getRef() throws an error if only `ref` is provided as an input",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
const getAdditionalInputStub = sinon.stub(
actionsUtil,
"getOptionalInput",
);
getAdditionalInputStub.withArgs("ref").resolves("refs/pull/1/merge");
await t.throwsAsync(
async () => {
await gitUtils.getRef();
},
{
instanceOf: Error,
message:
"Both 'ref' and 'sha' are required if one of them is provided.",
},
);
});
},
);
test.serial(
"getRef() throws an error if only `sha` is provided as an input",
async (t) => {
await withTmpDir(async (tmpDir: string) => {
setupActionsVars(tmpDir, tmpDir);
process.env["GITHUB_WORKSPACE"] = "/tmp";
const getAdditionalInputStub = sinon.stub(
actionsUtil,
"getOptionalInput",
);
getAdditionalInputStub.withArgs("sha").resolves("a".repeat(40));
await t.throwsAsync(
async () => {
await gitUtils.getRef();
},
{
instanceOf: Error,
message:
"Both 'ref' and 'sha' are required if one of them is provided.",
},
);
});
},
);
test.serial("isAnalyzingDefaultBranch()", async (t) => {
process.env["GITHUB_EVENT_NAME"] = "push";
process.env["CODE_SCANNING_IS_ANALYZING_DEFAULT_BRANCH"] = "true";
t.deepEqual(await gitUtils.isAnalyzingDefaultBranch(), true);
process.env["CODE_SCANNING_IS_ANALYZING_DEFAULT_BRANCH"] = "false";
await withTmpDir(async (tmpDir) => {
setupActionsVars(tmpDir, tmpDir);
const envFile = path.join(tmpDir, "event.json");
fs.writeFileSync(
envFile,
JSON.stringify({
repository: {
default_branch: "main",
},
}),
);
process.env["GITHUB_EVENT_PATH"] = envFile;
process.env["GITHUB_REF"] = "main";
process.env["GITHUB_SHA"] = "1234";
t.deepEqual(await gitUtils.isAnalyzingDefaultBranch(), true);
process.env["GITHUB_REF"] = "refs/heads/main";
t.deepEqual(await gitUtils.isAnalyzingDefaultBranch(), true);
process.env["GITHUB_REF"] = "feature";
t.deepEqual(await gitUtils.isAnalyzingDefaultBranch(), false);
fs.writeFileSync(
envFile,
JSON.stringify({
schedule: "0 0 * * *",
}),
);
process.env["GITHUB_EVENT_NAME"] = "schedule";
process.env["GITHUB_REF"] = "refs/heads/main";
t.deepEqual(await gitUtils.isAnalyzingDefaultBranch(), true);
const getAdditionalInputStub = sinon.stub(actionsUtil, "getOptionalInput");
getAdditionalInputStub
.withArgs("ref")
.resolves("refs/heads/something-else");
getAdditionalInputStub
.withArgs("sha")
.resolves("0000000000000000000000000000000000000000");
process.env["GITHUB_EVENT_NAME"] = "schedule";
process.env["GITHUB_REF"] = "refs/heads/main";
t.deepEqual(await gitUtils.isAnalyzingDefaultBranch(), false);
});
});
test.serial("determineBaseBranchHeadCommitOid non-pullrequest", async (t) => {
const infoStub = sinon.stub(core, "info");
process.env["GITHUB_EVENT_NAME"] = "hucairz";
process.env["GITHUB_SHA"] = "100912429fab4cb230e66ffb11e738ac5194e73a";
const result = await gitUtils.determineBaseBranchHeadCommitOid(__dirname);
t.deepEqual(result, undefined);
t.deepEqual(0, infoStub.callCount);
});
test.serial(
"determineBaseBranchHeadCommitOid not git repository",
async (t) => {
const infoStub = sinon.stub(core, "info");
process.env["GITHUB_EVENT_NAME"] = "pull_request";
process.env["GITHUB_SHA"] = "100912429fab4cb230e66ffb11e738ac5194e73a";
await withTmpDir(async (tmpDir) => {
await gitUtils.determineBaseBranchHeadCommitOid(tmpDir);
});
t.deepEqual(1, infoStub.callCount);
t.deepEqual(
infoStub.firstCall.args[0],
"git call failed. Will calculate the base branch SHA on the server. Error: " +
"The checkout path provided to the action does not appear to be a git repository.",
);
},
);
test.serial("determineBaseBranchHeadCommitOid other error", async (t) => {
const infoStub = sinon.stub(core, "info");
process.env["GITHUB_EVENT_NAME"] = "pull_request";
process.env["GITHUB_SHA"] = "100912429fab4cb230e66ffb11e738ac5194e73a";
const result = await gitUtils.determineBaseBranchHeadCommitOid(
path.join(__dirname, "../../i-dont-exist"),
);
t.deepEqual(result, undefined);
t.deepEqual(1, infoStub.callCount);
t.assert(
infoStub.firstCall.args[0].startsWith(
"git call failed. Will calculate the base branch SHA on the server. Error: ",
),
);
t.assert(
!infoStub.firstCall.args[0].endsWith(
"The checkout path provided to the action does not appear to be a git repository.",
),
);
});
test.serial(
"determineBaseBranchHeadCommitOid accepts SHA-256 OIDs",
async (t) => {
const mergeSha = "a".repeat(64);
const baseOid = "b".repeat(64);
const headOid = "c".repeat(64);
process.env["GITHUB_EVENT_NAME"] = "pull_request";
process.env["GITHUB_SHA"] = mergeSha;
sinon
.stub(gitUtils as any, "runGitCommand")
.resolves(`commit ${mergeSha}\nparent ${baseOid}\nparent ${headOid}\n`);
const result = await gitUtils.determineBaseBranchHeadCommitOid(__dirname);
t.deepEqual(result, baseOid);
},
);
test.serial("decodeGitFilePath unquoted strings", async (t) => {
t.deepEqual(gitUtils.decodeGitFilePath("foo"), "foo");
t.deepEqual(gitUtils.decodeGitFilePath("foo bar"), "foo bar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\\\bar"), "foo\\\\bar");
t.deepEqual(gitUtils.decodeGitFilePath('foo\\"bar'), 'foo\\"bar');
t.deepEqual(gitUtils.decodeGitFilePath("foo\\001bar"), "foo\\001bar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\abar"), "foo\\abar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\bbar"), "foo\\bbar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\fbar"), "foo\\fbar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\nbar"), "foo\\nbar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\rbar"), "foo\\rbar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\tbar"), "foo\\tbar");
t.deepEqual(gitUtils.decodeGitFilePath("foo\\vbar"), "foo\\vbar");
t.deepEqual(
gitUtils.decodeGitFilePath("\\a\\b\\f\\n\\r\\t\\v"),
"\\a\\b\\f\\n\\r\\t\\v",
);
});
test.serial("decodeGitFilePath quoted strings", async (t) => {
t.deepEqual(gitUtils.decodeGitFilePath('"foo"'), "foo");
t.deepEqual(gitUtils.decodeGitFilePath('"foo bar"'), "foo bar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\\\bar"'), "foo\\bar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\"bar"'), 'foo"bar');
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\001bar"'), "foo\x01bar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\abar"'), "foo\x07bar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\bbar"'), "foo\bbar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\fbar"'), "foo\fbar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\nbar"'), "foo\nbar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\rbar"'), "foo\rbar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\tbar"'), "foo\tbar");
t.deepEqual(gitUtils.decodeGitFilePath('"foo\\vbar"'), "foo\vbar");
t.deepEqual(
gitUtils.decodeGitFilePath('"\\a\\b\\f\\n\\r\\t\\v"'),
"\x07\b\f\n\r\t\v",
);
});
test.serial(
"getFileOidsUnderPath uses --recurse-submodules when submodules exist",
async (t) => {
await withTmpDir(async (tmpDir) => {
fs.writeFileSync(path.join(tmpDir, ".gitmodules"), "");
const runGitCommandStub = sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return (
"100644 30d998ded095371488be3a729eb61d86ed721a18 0\tlib/git-utils.js\n" +
"100644 d89514599a9a99f22b4085766d40af7b99974827 0\tlib/git-utils.js.map\n" +
"100644 a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96 0\tsrc/git-utils.ts"
);
});
const result = await gitUtils.getFileOidsUnderPath("/fake/path");
t.deepEqual(result, {
"lib/git-utils.js": "30d998ded095371488be3a729eb61d86ed721a18",
"lib/git-utils.js.map": "d89514599a9a99f22b4085766d40af7b99974827",
"src/git-utils.ts": "a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96",
});
// Second call (after getGitRoot) should include --recurse-submodules
t.deepEqual(runGitCommandStub.secondCall.args[1], [
"ls-files",
"--recurse-submodules",
"--stage",
]);
});
},
);
test.serial(
"getFileOidsUnderPath omits --recurse-submodules when no submodules exist",
async (t) => {
await withTmpDir(async (tmpDir) => {
const runGitCommandStub = sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return (
"100644 30d998ded095371488be3a729eb61d86ed721a18 0\tlib/git-utils.js\n" +
"100644 a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96 0\tsrc/git-utils.ts"
);
});
const result = await gitUtils.getFileOidsUnderPath("/fake/path");
t.deepEqual(result, {
"lib/git-utils.js": "30d998ded095371488be3a729eb61d86ed721a18",
"src/git-utils.ts": "a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96",
});
// Second call (after getGitRoot) should NOT include --recurse-submodules
t.deepEqual(runGitCommandStub.secondCall.args[1], [
"ls-files",
"--stage",
]);
});
},
);
test.serial("getFileOidsUnderPath handles quoted paths", async (t) => {
await withTmpDir(async (tmpDir) => {
sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return (
"100644 30d998ded095371488be3a729eb61d86ed721a18 0\tlib/normal-file.js\n" +
'100644 d89514599a9a99f22b4085766d40af7b99974827 0\t"lib/file with spaces.js"\n' +
'100644 a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96 0\t"lib/file\\twith\\ttabs.js"'
);
});
const result = await gitUtils.getFileOidsUnderPath("/fake/path");
t.deepEqual(result, {
"lib/normal-file.js": "30d998ded095371488be3a729eb61d86ed721a18",
"lib/file with spaces.js": "d89514599a9a99f22b4085766d40af7b99974827",
"lib/file\twith\ttabs.js": "a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96",
});
});
});
test.serial("getFileOidsUnderPath handles SHA-256 OIDs", async (t) => {
await withTmpDir(async (tmpDir) => {
const sha256OidA =
"9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2c0d4b7e8f9a1234567890ab";
const sha256OidB =
"aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899";
sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return (
`100644 ${sha256OidA} 0\tlib/sha256-file-a.js\n` +
`100644 ${sha256OidB} 0\tsrc/sha256-file-b.ts`
);
});
const result = await gitUtils.getFileOidsUnderPath("/fake/path");
t.deepEqual(result, {
"lib/sha256-file-a.js": sha256OidA,
"src/sha256-file-b.ts": sha256OidB,
});
});
});
test.serial(
"getFileOidsUnderPath rejects OIDs of unsupported length",
async (t) => {
await withTmpDir(async (tmpDir) => {
// 50-char OID: not a valid SHA-1 (40) or SHA-256 (64) length. The regex
// must not accept this even though every character is a valid hex digit.
const invalidLine =
"100644 30d998ded095371488be3a729eb61d86ed721a1830d998ded0 0\tlib/bad.js";
sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return invalidLine;
});
await t.throwsAsync(
async () => {
await gitUtils.getFileOidsUnderPath("/fake/path");
},
{
instanceOf: Error,
message: `Unexpected "git ls-files" output: ${invalidLine}`,
},
);
});
},
);
test.serial("getFileOidsUnderPath handles empty output", async (t) => {
await withTmpDir(async (tmpDir) => {
sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return "";
});
const result = await gitUtils.getFileOidsUnderPath("/fake/path");
t.deepEqual(result, {});
});
});
test.serial(
"getFileOidsUnderPath throws on unexpected output format",
async (t) => {
await withTmpDir(async (tmpDir) => {
sinon
.stub(gitUtils as any, "runGitCommand")
.callsFake(async (_cwd: any, args: any) => {
if (args[0] === "rev-parse") {
return `${tmpDir}\n`;
}
return (
"100644 30d998ded095371488be3a729eb61d86ed721a18 0\tlib/git-utils.js\n" +
"invalid-line-format\n" +
"100644 a47c11f5bfdca7661942d2c8f1b7209fb0dfdf96 0\tsrc/git-utils.ts"
);
});
await t.throwsAsync(
async () => {
await gitUtils.getFileOidsUnderPath("/fake/path");
},
{
instanceOf: Error,
message: 'Unexpected "git ls-files" output: invalid-line-format',
},
);
});
},
);
test.serial(
"getGitVersionOrThrow returns version for valid git output",
async (t) => {
sinon
.stub(gitUtils as any, "runGitCommand")
.resolves(`git version 2.40.0${os.EOL}`);
const version = await gitUtils.getGitVersionOrThrow();
t.is(version.truncatedVersion, "2.40.0");
t.is(version.fullVersion, "2.40.0");
},
);
test.serial("getGitVersionOrThrow throws for invalid git output", async (t) => {
sinon.stub(gitUtils as any, "runGitCommand").resolves("invalid output");
await t.throwsAsync(
async () => {
await gitUtils.getGitVersionOrThrow();
},
{
instanceOf: Error,
message: "Could not parse Git version from output: invalid output",
},
);
});
test.serial(
"getGitVersionOrThrow handles Windows-style git output",
async (t) => {
sinon
.stub(gitUtils as any, "runGitCommand")
.resolves("git version 2.40.0.windows.1");
const version = await gitUtils.getGitVersionOrThrow();
// The truncated version should contain just the major.minor.patch portion
t.is(version.truncatedVersion, "2.40.0");
t.is(version.fullVersion, "2.40.0.windows.1");
},
);
test.serial("getGitVersionOrThrow throws when git command fails", async (t) => {
sinon
.stub(gitUtils as any, "runGitCommand")
.rejects(new Error("git not found"));
await t.throwsAsync(
async () => {
await gitUtils.getGitVersionOrThrow();
},
{
instanceOf: Error,
message: "git not found",
},
);
});
test.serial(
"GitVersionInfo.isAtLeast correctly compares versions",
async (t) => {
const version = new gitUtils.GitVersionInfo("2.40.0", "2.40.0");
t.true(version.isAtLeast("2.38.0"));
t.true(version.isAtLeast("2.40.0"));
t.false(version.isAtLeast("2.41.0"));
t.false(version.isAtLeast("3.0.0"));
},
);
test.serial("listFiles returns array of file paths", async (t) => {
sinon
.stub(gitUtils, "runGitCommand")
.resolves(["dir/file.txt", "README.txt", ""].join(os.EOL));
await t.notThrowsAsync(async () => {
const result = await gitUtils.listFiles("/some/path");
t.is(result.length, 2);
t.is(result[0], "dir/file.txt");
});
});
test.serial("getGeneratedFiles returns generated files only", async (t) => {
const runGitCommandStub = sinon.stub(gitUtils, "runGitCommand");
runGitCommandStub
.onFirstCall()
.resolves(["dir/file.txt", "test.json", "README.txt", ""].join(os.EOL));
runGitCommandStub
.onSecondCall()
.resolves(
[
"dir/file.txt: linguist-generated: unspecified",
"test.json: linguist-generated: true",
"README.txt: linguist-generated: false",
"",
].join(os.EOL),
);
await t.notThrowsAsync(async () => {
const result = await gitUtils.getGeneratedFiles("/some/path");
t.assert(runGitCommandStub.calledTwice);
t.is(result.length, 1);
t.is(result[0], "test.json");
});
});
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