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| 1 | +# frozen_string_literal: true |
| 2 | + |
| 3 | +require "bundle" |
| 4 | +require "bundle/dsl" |
| 5 | +require "bundle/extensions/npm" |
| 6 | + |
| 7 | +RSpec.describe Homebrew::Bundle::Npm do |
| 8 | + describe "dumping" do |
| 9 | + subject(:dumper) { described_class } |
| 10 | + |
| 11 | + context "when npm is not installed" do |
| 12 | + before do |
| 13 | + described_class.reset! |
| 14 | + allow(described_class).to receive(:package_manager_executable).and_return(nil) |
| 15 | + end |
| 16 | + |
| 17 | + it "returns an empty list" do |
| 18 | + expect(dumper.packages).to be_empty |
| 19 | + end |
| 20 | + |
| 21 | + it "dumps an empty string" do # rubocop:todo RSpec/AggregateExamples |
| 22 | + expect(dumper.dump).to eql("") |
| 23 | + end |
| 24 | + end |
| 25 | + |
| 26 | + context "when npm is installed" do |
| 27 | + before do |
| 28 | + described_class.reset! |
| 29 | + allow(described_class).to receive(:package_manager_executable).and_return(Pathname.new("npm")) |
| 30 | + end |
| 31 | + |
| 32 | + it "returns package list" do |
| 33 | + allow(described_class).to receive(:`).with("npm list -g --depth=0 --json 2>/dev/null").and_return(<<~JSON) |
| 34 | + { |
| 35 | + "dependencies": { |
| 36 | + "npm": { "version": "11.11.0" }, |
| 37 | + "vercel": { "version": "39.0.0" }, |
| 38 | + "typescript": { "version": "5.7.3" } |
| 39 | + } |
| 40 | + } |
| 41 | + JSON |
| 42 | + |
| 43 | + expect(dumper.packages).to eql(%w[vercel typescript]) |
| 44 | + end |
| 45 | + |
| 46 | + it "excludes npm itself from the package list" do |
| 47 | + allow(described_class).to receive(:`).with("npm list -g --depth=0 --json 2>/dev/null").and_return(<<~JSON) |
| 48 | + { |
| 49 | + "dependencies": { |
| 50 | + "npm": { "version": "11.11.0" } |
| 51 | + } |
| 52 | + } |
| 53 | + JSON |
| 54 | + |
| 55 | + expect(dumper.packages).to be_empty |
| 56 | + end |
| 57 | + |
| 58 | + it "handles invalid JSON" do |
| 59 | + allow(described_class).to receive(:`).with("npm list -g --depth=0 --json 2>/dev/null").and_return("not json") |
| 60 | + |
| 61 | + expect(dumper.packages).to be_empty |
| 62 | + end |
| 63 | + |
| 64 | + it "handles empty output" do |
| 65 | + allow(described_class).to receive(:`).with("npm list -g --depth=0 --json 2>/dev/null").and_return("") |
| 66 | + |
| 67 | + expect(dumper.packages).to be_empty |
| 68 | + end |
| 69 | + |
| 70 | + it "dumps package list" do |
| 71 | + allow(dumper).to receive(:packages).and_return(["vercel", "typescript"]) |
| 72 | + expect(dumper.dump).to eql("npm \"vercel\"\nnpm \"typescript\"") |
| 73 | + end |
| 74 | + end |
| 75 | + end |
| 76 | + |
| 77 | + describe "installing" do |
| 78 | + context "when npm is not installed" do |
| 79 | + before do |
| 80 | + described_class.reset! |
| 81 | + allow(described_class).to receive(:package_manager_executable).and_return(nil) |
| 82 | + end |
| 83 | + |
| 84 | + it "tries to install node" do |
| 85 | + expect(Homebrew::Bundle).to \ |
| 86 | + receive(:system).with(HOMEBREW_BREW_FILE, "install", "--formula", "node", verbose: false) |
| 87 | + .and_return(true) |
| 88 | + expect { described_class.preinstall!("vercel") }.to raise_error(RuntimeError) |
| 89 | + end |
| 90 | + end |
| 91 | + |
| 92 | + context "when npm is installed" do |
| 93 | + before do |
| 94 | + allow(described_class).to receive(:package_manager_executable).and_return(Pathname.new("npm")) |
| 95 | + end |
| 96 | + |
| 97 | + context "when package is installed" do |
| 98 | + before do |
| 99 | + allow(described_class).to receive(:installed_packages) |
| 100 | + .and_return(["vercel"]) |
| 101 | + end |
| 102 | + |
| 103 | + it "skips" do |
| 104 | + expect(Homebrew::Bundle).not_to receive(:system) |
| 105 | + expect(described_class.preinstall!("vercel")).to be(false) |
| 106 | + end |
| 107 | + end |
| 108 | + |
| 109 | + context "when package is not installed" do |
| 110 | + before do |
| 111 | + allow(described_class).to receive_messages( |
| 112 | + package_manager_executable: Pathname.new("/opt/homebrew/bin/npm"), |
| 113 | + installed_packages: [], |
| 114 | + ) |
| 115 | + end |
| 116 | + |
| 117 | + it "installs package" do |
| 118 | + expect(Homebrew::Bundle).to receive(:system) |
| 119 | + .with("/opt/homebrew/bin/npm", "install", "-g", "vercel", verbose: false) |
| 120 | + .and_return(true) |
| 121 | + expect(described_class.preinstall!("vercel")).to be(true) |
| 122 | + expect(described_class.install!("vercel")).to be(true) |
| 123 | + end |
| 124 | + end |
| 125 | + end |
| 126 | + end |
| 127 | +end |
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