Add tests for Worker#files_to_example_ids

test/sample_suites/files_to_examples/spec/bar_spec.rb

@@ -0,0 +1,3 @@
+RSpec.describe "baz" do
+  it { expect(1).to eq 2 }
+end

test/sample_suites/files_to_examples/spec/foo_spec.rb

@@ -0,0 +1,15 @@
+RSpec.describe "foo" do
+  it "works" do
+    expect(true).to be true
+  end
+
+  context "hmm" do
+    it "or not" do
+      expect(true).to be true
+    end
+
+    it "well, maybe" do
+      expect(true).to be true
+    end
+  end
+end

test/sample_suites/files_to_examples_fallback/spec/bar_spec.rb

@@ -0,0 +1,3 @@
+RSpec.describe "baz" do
+  it { expect(1).to eq 2 }
+end

test/sample_suites/files_to_examples_fallback/spec/foo_spec.rb

@@ -0,0 +1,15 @@
+IdontExistz1337.describe "foo" do
+  it "works" do
+    expect(true).to be true
+  end
+
+  context "hmm" do
+    it "or not" do
+      expect(true).to be true
+    end
+
+    it "well, maybe" do
+      expect(true).to be true
+    end
+  end
+end

test/test_worker.rb

@@ -0,0 +1,41 @@
+require "test_helpers"
+
+class TestWorker < RSpecQTest
+  def test_files_to_example_ids
+    worker = new_worker("files_to_examples")
+
+    expected = [
+      "./test/sample_suites/files_to_examples/spec/foo_spec.rb[1:1]",
+      "./test/sample_suites/files_to_examples/spec/foo_spec.rb[1:2:1]",
+      "./test/sample_suites/files_to_examples/spec/foo_spec.rb[1:2:2]",
+      "./test/sample_suites/files_to_examples/spec/bar_spec.rb[1:1]",
+    ]
+
+    actual = worker.files_to_example_ids(
+      [
+        "./test/sample_suites/files_to_examples/spec/foo_spec.rb",
+        "./test/sample_suites/files_to_examples/spec/bar_spec.rb",
+      ]
+    )
+
+    assert_equal expected, actual
+  end
+
+  def test_files_to_example_ids_failure_fallback
+    worker = new_worker("files_to_examples_fallback")
+
+    expected = [
+      "./test/sample_suites/files_to_examples_fallback/spec/foo_spec.rb",
+      "./test/sample_suites/files_to_examples_fallback/spec/bar_spec.rb"
+    ]
+
+    actual = worker.files_to_example_ids(
+        [
+          "./test/sample_suites/files_to_examples_fallback/spec/foo_spec.rb",
+          "./test/sample_suites/files_to_examples_fallback/spec/bar_spec.rb",
+        ]
+      )
+
+    assert_equal expected, actual
+  end
+end