Function TestInitCmd

command/init_test.go:314–363

TestInitCmd aims to test the init command, with output validation

(t *testing.T)

// TestInitCmd aims to test the init command, with output validation
func TestInitCmd(t *testing.T) {
	tests := []struct {
		name         string
		args         []string
		expectedCode int
		outputCheck  func(string, string) error
	}{
		{
			name: "Ensure init warns on template without required_plugin blocks",
			args: []string{
				testFixture("hcl", "build-var-in-pp.pkr.hcl"),
			},
			expectedCode: 0,
			outputCheck: func(stdout, stderr string) error {
				if !strings.Contains(stdout, "No plugins requirement found") {
					return fmt.Errorf("command should warn about plugin requirements not found, but did not")
				}
				return nil
			},
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			c := &InitCommand{
				Meta: TestMetaFile(t),
			}

			exitCode := c.Run(tt.args)
			if exitCode != tt.expectedCode {
				t.Errorf("process exit code mismatch: expected %d, got %d",
					tt.expectedCode,
					exitCode)
			}

			out, stderr := GetStdoutAndErrFromTestMeta(t, c.Meta)
			err := tt.outputCheck(out, stderr)
			if err != nil {
				if len(out) != 0 {
					t.Logf("command stdout: %q", out)
				}

				if len(stderr) != 0 {
					t.Logf("command stderr: %q", stderr)
				}
				t.Error(err.Error())
			}
		})
	}
}