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gitGraphParserV2.spec.js
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gitGraphParserV2.spec.js
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/* eslint-env jasmine */
// Todo reintroduce without cryptoRandomString
import gitGraphAst from './gitGraphAst';
import { parser } from './parser/gitGraph';
//import randomString from 'crypto-random-string';
//import cryptoRandomString from 'crypto-random-string';
import { logger } from '../../logger';
//jest.mock('crypto-random-string');
describe('when parsing a gitGraph', function () {
let randomNumber;
beforeEach(function () {
parser.yy = gitGraphAst;
parser.yy.clear();
randomNumber = 0;
});
// afterEach(function() {
// cryptoRandomString.mockReset();
// });
it('should handle a gitGraph commit with NO pararms, get auto-genrated reandom ID', function () {
const str = `gitGraph:
commit
`;
parser.parse(str);
const commits = parser.yy.getCommits();
//console.info(commits);
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit id only', function () {
const str = `gitGraph:
commit id:"1111"
`;
//console.log(str);
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit tag only', function () {
const str = `gitGraph:
commit tag:"test"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('test');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit type HIGHLIGHT only', function () {
const str = `gitGraph:
commit type: HIGHLIGHT
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(2);
});
it('should handle a gitGraph commit with custom commit type REVERSE only', function () {
const str = `gitGraph:
commit type: REVERSE
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(1);
});
it('should handle a gitGraph commit with custom commit type NORMAL only', function () {
const str = `gitGraph:
commit type: NORMAL
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit msg only', function () {
const str = `gitGraph:
commit "test commit"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('test commit');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit "msg:" key only', function () {
const str = `gitGraph:
commit msg: "test commit"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('test commit');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit id, tag only', function () {
const str = `gitGraph:
commit id:"1111" tag: "test tag"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(0);
});
it('should handle a gitGraph commit with custom commit type, tag only', function () {
const str = `gitGraph:
commit type:HIGHLIGHT tag: "test tag"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(2);
});
it('should handle a gitGraph commit with custom commit tag and type only', function () {
const str = `gitGraph:
commit tag: "test tag" type:HIGHLIGHT
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).not.toBeNull();
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(2);
});
it('should handle a gitGraph commit with custom commit id, type and tag only', function () {
const str = `gitGraph:
commit id:"1111" type:REVERSE tag: "test tag"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(1);
});
it('should handle a gitGraph commit with custom commit id, type, tag and msg', function () {
const str = `gitGraph:
commit id:"1111" type:REVERSE tag: "test tag" msg:"test msg"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('test msg');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(1);
});
it('should handle a gitGraph commit with custom type,tag, msg, commit id,', function () {
const str = `gitGraph:
commit type:REVERSE tag: "test tag" msg: "test msg" id: "1111"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('test msg');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(1);
});
it('should handle a gitGraph commit with custom tag, msg, commit id, type,', function () {
const str = `gitGraph:
commit tag: "test tag" msg:"test msg" id:"1111" type:REVERSE
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('test msg');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(1);
});
it('should handle a gitGraph commit with custom msg, commit id, type,tag', function () {
const str = `gitGraph:
commit msg:"test msg" id:"1111" type:REVERSE tag: "test tag"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
const key = Object.keys(commits)[0];
expect(commits[key].message).toBe('test msg');
expect(commits[key].id).toBe('1111');
expect(commits[key].tag).toBe('test tag');
expect(commits[key].type).toBe(1);
});
it('should handle 3 straight commits', function () {
const str = `gitGraph:
commit
commit
commit
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(3);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(1);
});
it('should handle new branch creation', function () {
const str = `gitGraph:
commit
branch testBranch
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('testBranch');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
});
it('should allow _-./ characters in branch names', function () {
const str = `gitGraph:
commit
branch azAZ_-./test
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('azAZ_-./test');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
});
it('should handle new branch checkout', function () {
const str = `gitGraph:
commit
branch testBranch
checkout testBranch
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('testBranch');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
});
it('should handle new branch checkout with order', function () {
const str = `gitGraph:
commit
branch test1 order: 3
branch test2 order: 2
branch test3 order: 1
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('test3');
expect(Object.keys(parser.yy.getBranches()).length).toBe(4);
expect(parser.yy.getBranchesAsObjArray()).toStrictEqual([
{ name: 'main' },
{ name: 'test3' },
{ name: 'test2' },
{ name: 'test1' },
]);
});
it('should handle new branch checkout with and without order', function () {
const str = `gitGraph:
commit
branch test1 order: 1
branch test2
branch test3
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(1);
expect(parser.yy.getCurrentBranch()).toBe('test3');
expect(Object.keys(parser.yy.getBranches()).length).toBe(4);
expect(parser.yy.getBranchesAsObjArray()).toStrictEqual([
{ name: 'main' },
{ name: 'test2' },
{ name: 'test3' },
{ name: 'test1' },
]);
});
it('should handle new branch checkout & commit', function () {
const str = `gitGraph:
commit
branch testBranch
checkout testBranch
commit
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(2);
expect(parser.yy.getCurrentBranch()).toBe('testBranch');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
const commit1 = Object.keys(commits)[0];
const commit2 = Object.keys(commits)[1];
expect(commits[commit1].branch).toBe('main');
expect(commits[commit1].parents).toStrictEqual([]);
expect(commits[commit2].branch).toBe('testBranch');
expect(commits[commit2].parents).toStrictEqual([commit1]);
});
it('should handle new branch checkout & commit and merge', function () {
const str = `gitGraph:
commit
branch testBranch
checkout testBranch
commit
commit
checkout main
merge testBranch
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(4);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
const commit1 = Object.keys(commits)[0];
const commit2 = Object.keys(commits)[1];
const commit3 = Object.keys(commits)[2];
const commit4 = Object.keys(commits)[3];
expect(commits[commit1].branch).toBe('main');
console.log(commits);
console.log(commits[commit1].parents);
expect(commits[commit1].parents).toStrictEqual([]);
expect(commits[commit2].branch).toBe('testBranch');
expect(commits[commit2].parents).toStrictEqual([commits[commit1].id]);
expect(commits[commit3].branch).toBe('testBranch');
expect(commits[commit3].parents).toStrictEqual([commits[commit2].id]);
expect(commits[commit4].branch).toBe('main');
expect(commits[commit4].parents).toStrictEqual([commits[commit1].id, commits[commit3].id]);
expect(parser.yy.getBranchesAsObjArray()).toStrictEqual([
{ name: 'main' },
{ name: 'testBranch' },
]);
});
it('should handle merge tags', function () {
const str = `gitGraph:
commit
branch testBranch
checkout testBranch
commit
checkout main
merge testBranch tag: "merge-tag"
`;
parser.parse(str);
const commits = parser.yy.getCommits();
expect(Object.keys(commits).length).toBe(3);
expect(parser.yy.getCurrentBranch()).toBe('main');
expect(parser.yy.getDirection()).toBe('LR');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
const commit1 = Object.keys(commits)[0];
const commit2 = Object.keys(commits)[1];
const commit3 = Object.keys(commits)[2];
expect(commits[commit1].branch).toBe('main');
expect(commits[commit1].parents).toStrictEqual([]);
expect(commits[commit2].branch).toBe('testBranch');
expect(commits[commit2].parents).toStrictEqual([commits[commit1].id]);
expect(commits[commit3].branch).toBe('main');
expect(commits[commit3].parents).toStrictEqual([commits[commit1].id, commits[commit2].id]);
expect(commits[commit3].tag).toBe('merge-tag');
expect(parser.yy.getBranchesAsObjArray()).toStrictEqual([
{ name: 'main' },
{ name: 'testBranch' },
]);
});
it('should throw error when try to branch existing branch: main', function () {
const str = `gitGraph
commit
branch testBranch
commit
branch main
commit
checkout main
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe(
'Trying to create an existing branch. (Help: Either use a new name if you want create a new branch or try using "checkout main")'
);
}
});
it('should throw error when try to branch existing branch: testBranch', function () {
const str = `gitGraph
commit
branch testBranch
commit
branch testBranch
commit
checkout main
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe(
'Trying to create an existing branch. (Help: Either use a new name if you want create a new branch or try using "checkout testBranch")'
);
}
});
it('should throw error when try to checkout unknown branch: testBranch', function () {
const str = `gitGraph
commit
checkout testBranch
commit
branch testBranch
commit
checkout main
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe(
'Trying to checkout branch which is not yet created. (Help try using "branch testBranch")'
);
}
});
it('should throw error when trying to merge, when current branch has no commits', function () {
const str = `gitGraph
merge testBranch
commit
checkout testBranch
commit
branch testBranch
commit
checkout main
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe('Incorrect usage of "merge". Current branch (main)has no commits');
}
});
it('should throw error when trying to merge unknown branch', function () {
const str = `gitGraph
commit
merge testBranch
commit
checkout testBranch
commit
branch testBranch
commit
checkout main
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe(
'Incorrect usage of "merge". Branch to be merged (testBranch) does not exist'
);
}
});
it('should throw error when trying to merge branch to itself', function () {
const str = `gitGraph
commit
branch testBranch
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe('Incorrect usage of "merge". Cannot merge a branch to itself');
}
});
it('should throw error when trying to merge branches having same heads', function () {
const str = `gitGraph
commit
branch testBranch
checkout main
merge testBranch
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe('Incorrect usage of "merge". Both branches have same head');
}
});
it('should throw error when trying to merge branch which has no commits', function () {
const str = `gitGraph
branch test1
checkout main
commit
merge test1
`;
try {
parser.parse(str);
// Fail test if above expression doesn't throw anything.
expect(true).toBe(false);
} catch (e) {
expect(e.message).toBe(
'Incorrect usage of "merge". Branch to be merged (test1) has no commits'
);
}
});
});