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Migrate babel-code-frame tests to use expect (#7485)

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* Replace `assert.equal` calls with appropriate `expect` calls
* Work-in-progress: Currently targeting only `babel-code-frame` tests
This commit is contained in:
Deven Bansod 2018-03-04 16:09:12 +05:30 committed by Mateusz Burzyński
parent 212058148c
commit 41bf66bca2
1 changed files with 58 additions and 59 deletions
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117
packages/babel-code-frame/test/index.js
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@ -1,13 +1,11 @@
import assert from "assert";
import chalk from "chalk";
import stripAnsi from "strip-ansi";
import codeFrame, { codeFrameColumns } from "..";
describe("@babel/code-frame", function() {
it("basic usage", function() {
test("basic usage", function() {
const rawLines = ["class Foo {", " constructor()", "};"].join("\n");
assert.equal(
codeFrame(rawLines, 2, 16),
expect(codeFrame(rawLines, 2, 16)).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor()",
@ -17,15 +15,14 @@ describe("@babel/code-frame", function() {
);
});
it("optional column number", function() {
test("optional column number", function() {
const rawLines = ["class Foo {", " constructor()", "};"].join("\n");
assert.equal(
codeFrame(rawLines, 2, null),
expect(codeFrame(rawLines, 2, null)).toEqual(
[" 1 | class Foo {", "> 2 | constructor()", " 3 | };"].join("\n"),
);
});
it("maximum context lines and padding", function() {
test("maximum context lines and padding", function() {
const rawLines = [
"/**",
" * Sums two numbers.",
@ -39,8 +36,7 @@ describe("@babel/code-frame", function() {
" return a + b",
"}",
].join("\n");
assert.equal(
codeFrame(rawLines, 7, 2),
expect(codeFrame(rawLines, 7, 2)).toEqual(
[
" 5 | * @param b Number",
" 6 | * @returns Number",
@ -53,7 +49,7 @@ describe("@babel/code-frame", function() {
);
});
it("no unnecessary padding due to one-off errors", function() {
test("no unnecessary padding due to one-off errors", function() {
const rawLines = [
"/**",
" * Sums two numbers.",
@ -67,8 +63,7 @@ describe("@babel/code-frame", function() {
" return a + b",
"}",
].join("\n");
assert.equal(
codeFrame(rawLines, 6, 2),
expect(codeFrame(rawLines, 6, 2)).toEqual(
[
" 4 | * @param a Number",
" 5 | * @param b Number",
@ -81,14 +76,13 @@ describe("@babel/code-frame", function() {
);
});
it("tabs", function() {
test("tabs", function() {
const rawLines = [
"\tclass Foo {",
"\t \t\t constructor\t(\t)",
"\t};",
].join("\n");
assert.equal(
codeFrame(rawLines, 2, 25),
expect(codeFrame(rawLines, 2, 25)).toEqual(
[
" 1 | \tclass Foo {",
"> 2 | \t \t\t constructor\t(\t)",
@ -98,18 +92,17 @@ describe("@babel/code-frame", function() {
);
});
it("opts.highlightCode", function() {
test("opts.highlightCode", function() {
const rawLines = "console.log('babel')";
const result = codeFrame(rawLines, 1, 9, { highlightCode: true });
const stripped = stripAnsi(result);
assert.ok(result.length > stripped.length);
assert.equal(
stripped,
expect(result.length).toBeGreaterThan(stripped.length);
expect(stripped).toEqual(
["> 1 | console.log('babel')", " | ^"].join("\n"),
);
});
it("opts.linesAbove", function() {
test("opts.linesAbove", function() {
const rawLines = [
"/**",
" * Sums two numbers.",
@ -123,8 +116,7 @@ describe("@babel/code-frame", function() {
" return a + b",
"}",
].join("\n");
assert.equal(
codeFrame(rawLines, 7, 2, { linesAbove: 1 }),
expect(codeFrame(rawLines, 7, 2, { linesAbove: 1 })).toEqual(
[
" 6 | * @returns Number",
"> 7 | */",
@ -136,7 +128,7 @@ describe("@babel/code-frame", function() {
);
});
it("opts.linesBelow", function() {
test("opts.linesBelow", function() {
const rawLines = [
"/**",
" * Sums two numbers.",
@ -150,8 +142,7 @@ describe("@babel/code-frame", function() {
" return a + b",
"}",
].join("\n");
assert.equal(
codeFrame(rawLines, 7, 2, { linesBelow: 1 }),
expect(codeFrame(rawLines, 7, 2, { linesBelow: 1 })).toEqual(
[
" 5 | * @param b Number",
" 6 | * @returns Number",
@ -162,7 +153,7 @@ describe("@babel/code-frame", function() {
);
});
it("opts.linesAbove and opts.linesBelow", function() {
test("opts.linesAbove and opts.linesBelow", function() {
const rawLines = [
"/**",
" * Sums two numbers.",
@ -176,15 +167,14 @@ describe("@babel/code-frame", function() {
" return a + b",
"}",
].join("\n");
assert.equal(
codeFrame(rawLines, 7, 2, { linesAbove: 1, linesBelow: 1 }),
expect(codeFrame(rawLines, 7, 2, { linesAbove: 1, linesBelow: 1 })).toEqual(
[" 6 | * @returns Number", "> 7 | */", " | ^", " 8 | "].join(
"\n",
),
);
});
it("opts.linesAbove no lines above", function() {
test("opts.linesAbove no lines above", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -192,8 +182,9 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(rawLines, { start: { line: 2 } }, { linesAbove: 0 }),
).toEqual(
[
"> 2 | constructor() {",
" 3 | console.log(arguments);",
@ -203,7 +194,7 @@ describe("@babel/code-frame", function() {
);
});
it("opts.linesBelow no lines below", function() {
test("opts.linesBelow no lines below", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -211,13 +202,12 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(rawLines, { start: { line: 2 } }, { linesBelow: 0 }),
[" 1 | class Foo {", "> 2 | constructor() {"].join("\n"),
);
).toEqual([" 1 | class Foo {", "> 2 | constructor() {"].join("\n"));
});
it("opts.linesBelow single line", function() {
test("opts.linesBelow single line", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -225,27 +215,27 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(
rawLines,
{ start: { line: 2 } },
{ linesAbove: 0, linesBelow: 0 },
),
["> 2 | constructor() {"].join("\n"),
);
).toEqual(["> 2 | constructor() {"].join("\n"));
});
it("opts.forceColor", function() {
test("opts.forceColor", function() {
const marker = chalk.red.bold;
const gutter = chalk.grey;
const rawLines = ["", "", "", ""].join("\n");
assert.equal(
expect(
codeFrame(rawLines, 3, null, {
linesAbove: 1,
linesBelow: 1,
forceColor: true,
}),
).toEqual(
chalk.reset(
[
" " + gutter(" 2 | "),
@ -256,10 +246,11 @@ describe("@babel/code-frame", function() {
);
});
it("basic usage, new API", function() {
test("basic usage, new API", function() {
const rawLines = ["class Foo {", " constructor()", "};"].join("\n");
assert.equal(
expect(
codeFrameColumns(rawLines, { start: { line: 2, column: 16 } }),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor()",
@ -269,13 +260,14 @@ describe("@babel/code-frame", function() {
);
});
it("mark multiple columns", function() {
test("mark multiple columns", function() {
const rawLines = ["class Foo {", " constructor()", "};"].join("\n");
assert.equal(
expect(
codeFrameColumns(rawLines, {
start: { line: 2, column: 3 },
end: { line: 2, column: 16 },
}),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor()",
@ -285,15 +277,16 @@ describe("@babel/code-frame", function() {
);
});
it("mark multiple columns across lines", function() {
test("mark multiple columns across lines", function() {
const rawLines = ["class Foo {", " constructor() {", " }", "};"].join(
"\n",
);
assert.equal(
expect(
codeFrameColumns(rawLines, {
start: { line: 2, column: 17 },
end: { line: 3, column: 3 },
}),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor() {",
@ -305,7 +298,7 @@ describe("@babel/code-frame", function() {
);
});
it("mark multiple columns across multiple lines", function() {
test("mark multiple columns across multiple lines", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -313,11 +306,12 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(rawLines, {
start: { line: 2, column: 17 },
end: { line: 4, column: 3 },
}),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor() {",
@ -331,7 +325,7 @@ describe("@babel/code-frame", function() {
);
});
it("mark across multiple lines without columns", function() {
test("mark across multiple lines without columns", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -339,8 +333,9 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(rawLines, { start: { line: 2 }, end: { line: 4 } }),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor() {",
@ -351,9 +346,9 @@ describe("@babel/code-frame", function() {
);
});
it("opts.message", function() {
test("opts.message", function() {
const rawLines = ["class Foo {", " constructor()", "};"].join("\n");
assert.equal(
expect(
codeFrameColumns(
rawLines,
{ start: { line: 2, column: 16 } },
@ -361,6 +356,7 @@ describe("@babel/code-frame", function() {
message: "Missing {",
},
),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor()",
@ -370,9 +366,9 @@ describe("@babel/code-frame", function() {
);
});
it("opts.message without column", function() {
test("opts.message without column", function() {
const rawLines = ["class Foo {", " constructor()", "};"].join("\n");
assert.equal(
expect(
codeFrameColumns(
rawLines,
{ start: { line: 2 } },
@ -380,6 +376,7 @@ describe("@babel/code-frame", function() {
message: "Missing {",
},
),
).toEqual(
[
" Missing {",
" 1 | class Foo {",
@ -389,7 +386,7 @@ describe("@babel/code-frame", function() {
);
});
it("opts.message with multiple lines", function() {
test("opts.message with multiple lines", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -397,7 +394,7 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(
rawLines,
{
@ -408,6 +405,7 @@ describe("@babel/code-frame", function() {
message: "something about the constructor body",
},
),
).toEqual(
[
" 1 | class Foo {",
"> 2 | constructor() {",
@ -421,7 +419,7 @@ describe("@babel/code-frame", function() {
);
});
it("opts.message with multiple lines without columns", function() {
test("opts.message with multiple lines without columns", function() {
const rawLines = [
"class Foo {",
" constructor() {",
@ -429,7 +427,7 @@ describe("@babel/code-frame", function() {
" }",
"};",
].join("\n");
assert.equal(
expect(
codeFrameColumns(
rawLines,
{ start: { line: 2 }, end: { line: 4 } },
@ -437,6 +435,7 @@ describe("@babel/code-frame", function() {
message: "something about the constructor body",
},
),
).toEqual(
[
" something about the constructor body",
" 1 | class Foo {",