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simplify tests using snapshots
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6 files changed

+287
-90
lines changed

6 files changed

+287
-90
lines changed

‎jest.config.js

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'use strict';
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const config = {
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coverageReporters: ['lcov', 'text-summary'],
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};
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module.exports = config;

‎package.json

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"prettier --write",
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"git add"
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]
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},
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"jest": {
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"coverageReporters": [
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"lcov",
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"text-summary"
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]
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}
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}

‎test/helpers.js

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@@ -12,10 +12,6 @@ const _query = (client, queries) => {
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);
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};
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const _getTableColumn = (table, column) => {
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return table && table.columns.find(({ name }) => name === column);
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};
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exports.setup = ({
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schema,
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dialect,
@@ -39,8 +35,6 @@ exports.setup = ({
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unique: 'users_u_constraint',
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};
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const prefix = schema ? `[ ${schema} ] ` : '';
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const metalize = new Metalize({ dialect, connectionConfig });
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beforeAll(() => {
@@ -84,78 +78,17 @@ exports.setup = ({
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return _query(metalize._client, queries);
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});
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it(`${prefix}reading tables`, async () => {
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const result = await metalize.read({ tables: [table] });
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const _table = result.tables.get(table);
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expect(_table.primaryKey).toBeDefined();
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expect(typeof _table.primaryKey.name).toBe('string');
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expect(_table.primaryKey).toMatchObject({
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columns: ['id'],
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});
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expect(_table.columns).toHaveLength(5);
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expect(_getTableColumn(_table, 'name')).toMatchObject({
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type: {
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name: isPostgres ? 'character varying' : 'varchar',
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length: 255,
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},
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default: isPostgres ? "'noname'::character varying" : 'noname',
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});
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expect(_getTableColumn(_table, 'budget')).toMatchObject({
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type: {
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name: isPostgres ? 'numeric' : 'decimal',
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precision: 16,
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scale: 3,
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},
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});
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expect(_table.foreignKeys[0]).toBeDefined();
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expect(_table.foreignKeys[0]).toMatchObject({
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name: _constraintNames.foreignKey,
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columns: ['id', 'child'],
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references: {
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table: childTable,
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columns: ['parent', 'id'],
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},
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onUpdate: 'RESTRICT',
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onDelete: 'CASCADE',
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});
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const ageColumn = _getTableColumn(_table, 'age');
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expect(ageColumn).toBeDefined();
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if (isPostgres) {
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expect(ageColumn.identity).toMatchObject({
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start: '100',
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min: '100',
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max: '9999',
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cycle: false,
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});
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} else {
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expect(ageColumn.identity).toBeTruthy();
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}
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if (isPostgres) {
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expect(_table.checks[0]).toBeDefined();
142-
expect(_table.checks[0].name).toEqual(_constraintNames.check);
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expect(typeof _table.checks[0].condition).toEqual('string');
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}
81+
it(`[ reading tables ]`, function() {
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return expect(
83+
metalize.read({ tables: [table] })
84+
).resolves.toMatchSnapshot();
14585
});
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14787
if (isPostgres) {
148-
it(`${prefix}reading sequences`, async () => {
149-
const result = await metalize.read({ sequences: [sequence] });
150-
const _sequence = result.sequences.get(sequence);
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152-
expect(_sequence).toMatchObject({
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start: '100',
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min: '100',
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max: '9999',
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increment: '1',
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cycle: true,
158-
});
88+
it(`[ reading sequences ]`, function() {
89+
return expect(
90+
metalize.read({ sequences: [sequence] })
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).resolves.toMatchSnapshot();
15992
});
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}
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‎test/mysql/__snapshots__/index.test.js.snap

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// Jest Snapshot v1, https://goo.gl/fbAQLP
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exports[`'mysql' dialect [ reading tables ] 1`] = `
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Object {
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"sequences": Map {},
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"tables": Map {
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"metalize_schema.users" => Object {
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"columns": Array [
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Object {
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"default": null,
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"identity": false,
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"name": "id",
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"nullable": false,
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"type": Object {
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"name": "bigint",
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"precision": 19,
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"raw": "bigint",
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"scale": 0,
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},
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},
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Object {
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"default": "noname",
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"identity": false,
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"name": "name",
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"nullable": true,
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"type": Object {
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"length": 255,
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"name": "varchar",
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"raw": "varchar(255)",
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},
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},
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Object {
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"default": null,
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"identity": false,
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"name": "budget",
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"nullable": true,
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"type": Object {
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"name": "decimal",
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"precision": 16,
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"raw": "decimal(16,3)",
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"scale": 3,
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},
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},
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Object {
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"default": null,
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"identity": true,
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"name": "age",
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"nullable": false,
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"type": Object {
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"name": "bigint",
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"precision": 19,
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"raw": "bigint",
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"scale": 0,
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},
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},
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Object {
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"default": null,
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"identity": false,
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"name": "child",
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"nullable": true,
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"type": Object {
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"name": "bigint",
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"precision": 19,
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"raw": "bigint",
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"scale": 0,
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},
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},
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],
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"foreignKeys": Array [
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Object {
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"columns": Array [
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"id",
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"child",
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],
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"match": "NONE",
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"name": "users_f_constraint",
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"onDelete": "CASCADE",
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"onUpdate": "RESTRICT",
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"references": Object {
80+
"columns": Array [
81+
"parent",
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"id",
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],
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"table": "metalize_schema.users_child",
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},
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},
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],
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"indexes": Array [
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Object {
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"columns": Array [
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"id",
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"child",
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],
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"name": "index_name",
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},
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Object {
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"columns": Array [
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"age",
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],
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"name": "age_index",
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},
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],
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"primaryKey": Object {
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"columns": Array [
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"id",
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],
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"name": "PRIMARY",
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},
109+
"unique": Array [
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Object {
111+
"columns": Array [
112+
"name",
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"age",
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],
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"name": "users_u_constraint",
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},
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],
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},
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},
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}
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`;

‎test/postgres/__snapshots__/index.test.js.snap

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// Jest Snapshot v1, https://goo.gl/fbAQLP
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exports[`'postgres' dialect [ reading sequences ] 1`] = `
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Object {
5+
"sequences": Map {
6+
"MetalizeSchema.users_seq" => Object {
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"cycle": true,
8+
"increment": "1",
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"max": "9999",
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"min": "100",
11+
"start": "100",
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},
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},
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"tables": Map {},
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}
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`;
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18+
exports[`'postgres' dialect [ reading tables ] 1`] = `
19+
Object {
20+
"sequences": Map {},
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"tables": Map {
22+
"MetalizeSchema.users" => Object {
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"checks": Array [
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Object {
25+
"condition": "age > 21",
26+
"name": "users_c_constraint",
27+
},
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],
29+
"columns": Array [
30+
Object {
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"collate": null,
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"default": null,
33+
"identity": null,
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"name": "id",
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"nullable": false,
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"type": Object {
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"name": "bigint",
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"precision": 64,
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"raw": "bigint",
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"scale": 0,
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},
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},
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Object {
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"collate": null,
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"default": null,
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"identity": null,
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"name": "budget",
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"nullable": true,
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"type": Object {
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"name": "numeric",
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"precision": 16,
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"raw": "numeric(16,3)",
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"scale": 3,
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},
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},
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Object {
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"collate": null,
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"default": null,
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"identity": null,
60+
"name": "child",
61+
"nullable": true,
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"type": Object {
63+
"name": "bigint",
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"precision": 64,
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"raw": "bigint",
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"scale": 0,
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},
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},
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Object {
70+
"collate": null,
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"default": "'noname'::character varying",
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"identity": null,
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"name": "name",
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"nullable": true,
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"type": Object {
76+
"length": 255,
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"name": "character varying",
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"raw": "character varying(255)",
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},
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},
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Object {
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"collate": null,
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"default": null,
84+
"identity": Object {
85+
"cycle": false,
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"generation": "ALWAYS",
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"increment": "5",
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"max": "9999",
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"min": "100",
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"start": "100",
91+
},
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"name": "age",
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"nullable": false,
94+
"type": Object {
95+
"name": "smallint",
96+
"precision": 16,
97+
"raw": "smallint",
98+
"scale": 0,
99+
},
100+
},
101+
],
102+
"foreignKeys": Array [
103+
Object {
104+
"columns": Array [
105+
"id",
106+
"child",
107+
],
108+
"match": "SIMPLE",
109+
"name": "users_f_constraint",
110+
"onDelete": "CASCADE",
111+
"onUpdate": "RESTRICT",
112+
"references": Object {
113+
"columns": Array [
114+
"parent",
115+
"id",
116+
],
117+
"table": "MetalizeSchema.users_child",
118+
},
119+
},
120+
],
121+
"indexes": Array [
122+
Object {
123+
"columns": Array [
124+
"id",
125+
"child",
126+
],
127+
"name": "index_name",
128+
},
129+
],
130+
"name": "MetalizeSchema.users",
131+
"primaryKey": Object {
132+
"columns": Array [
133+
"id",
134+
],
135+
"name": "users_pkey",
136+
},
137+
"unique": Array [
138+
Object {
139+
"columns": Array [
140+
"name",
141+
"age",
142+
],
143+
"name": "users_u_constraint",
144+
},
145+
],
146+
},
147+
},
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}
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`;

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