1 files changed, 107 insertions, 0 deletions

diff --git a/cli/internal/run/run_spec_test.go b/cli/internal/run/run_spec_test.go
new file mode 100644
index 0000000..2bcfe2b
--- /dev/null
+++ b/cli/internal/run/run_spec_test.go
@@ -0,0 +1,107 @@
+package run
+
+import (
+	"testing"
+
+	"github.com/vercel/turbo/cli/internal/scope"
+	"github.com/vercel/turbo/cli/internal/util"
+)
+
+func TestSynthesizeCommand(t *testing.T) {
+	testCases := []struct {
+		filterPatterns  []string
+		legacyFilter    scope.LegacyFilter
+		passThroughArgs []string
+		parallel        bool
+		continueOnError bool
+		dryRun          bool
+		dryRunJSON      bool
+		tasks           []string
+		expected        string
+	}{
+		{
+			filterPatterns: []string{"my-app"},
+			tasks:          []string{"build"},
+			expected:       "turbo run build --filter=my-app",
+		},
+		{
+			filterPatterns:  []string{"my-app"},
+			tasks:           []string{"build"},
+			passThroughArgs: []string{"-v", "--foo=bar"},
+			expected:        "turbo run build --filter=my-app -- -v --foo=bar",
+		},
+		{
+			legacyFilter: scope.LegacyFilter{
+				Entrypoints:    []string{"my-app"},
+				SkipDependents: true,
+			},
+			tasks:           []string{"build"},
+			passThroughArgs: []string{"-v", "--foo=bar"},
+			expected:        "turbo run build --filter=my-app -- -v --foo=bar",
+		},
+		{
+			legacyFilter: scope.LegacyFilter{
+				Entrypoints:    []string{"my-app"},
+				SkipDependents: true,
+			},
+			filterPatterns:  []string{"other-app"},
+			tasks:           []string{"build"},
+			passThroughArgs: []string{"-v", "--foo=bar"},
+			expected:        "turbo run build --filter=other-app --filter=my-app -- -v --foo=bar",
+		},
+		{
+			legacyFilter: scope.LegacyFilter{
+				Entrypoints:         []string{"my-app"},
+				IncludeDependencies: true,
+				Since:               "some-ref",
+			},
+			filterPatterns: []string{"other-app"},
+			tasks:          []string{"build"},
+			expected:       "turbo run build --filter=other-app --filter=...my-app...[some-ref]...",
+		},
+		{
+			filterPatterns:  []string{"my-app"},
+			tasks:           []string{"build"},
+			parallel:        true,
+			continueOnError: true,
+			expected:        "turbo run build --filter=my-app --parallel --continue",
+		},
+		{
+			filterPatterns: []string{"my-app"},
+			tasks:          []string{"build"},
+			dryRun:         true,
+			expected:       "turbo run build --filter=my-app --dry",
+		},
+		{
+			filterPatterns: []string{"my-app"},
+			tasks:          []string{"build"},
+			dryRun:         true,
+			dryRunJSON:     true,
+			expected:       "turbo run build --filter=my-app --dry=json",
+		},
+	}
+
+	for _, testCase := range testCases {
+		testCase := testCase
+		t.Run(testCase.expected, func(t *testing.T) {
+			o := Opts{
+				scopeOpts: scope.Opts{
+					FilterPatterns: testCase.filterPatterns,
+					LegacyFilter:   testCase.legacyFilter,
+				},
+				runOpts: util.RunOpts{
+					PassThroughArgs: testCase.passThroughArgs,
+					Parallel:        testCase.parallel,
+					ContinueOnError: testCase.continueOnError,
+					DryRun:          testCase.dryRun,
+					DryRunJSON:      testCase.dryRunJSON,
+				},
+			}
+			cmd := o.SynthesizeCommand(testCase.tasks)
+			if cmd != testCase.expected {
+				t.Errorf("SynthesizeCommand() got %v, want %v", cmd, testCase.expected)
+			}
+		})
+	}
+
+}