diff --git a/exercises/practice/protein-translation/.meta/tests.toml b/exercises/practice/protein-translation/.meta/tests.toml
index 02a54c34..a5e66047 100644
--- a/exercises/practice/protein-translation/.meta/tests.toml
+++ b/exercises/practice/protein-translation/.meta/tests.toml
@@ -1,6 +1,16 @@
-# This is an auto-generated file. Regular comments will be removed when this
-# file is regenerated. Regenerating will not touch any manually added keys,
-# so comments can be added in a "comment" key.
+# This is an auto-generated file.
+#
+# Regenerating this file via `configlet sync` will:
+# - Recreate every `description` key/value pair
+# - Recreate every `reimplements` key/value pair, where they exist in problem-specifications
+# - Remove any `include = true` key/value pair (an omitted `include` key implies inclusion)
+# - Preserve any other key/value pair
+#
+# As user-added comments (using the # character) will be removed when this file
+# is regenerated, comments can be added via a `comment` key.
+
+[2c44f7bf-ba20-43f7-a3bf-f2219c0c3f98]
+description = "Empty RNA sequence results in no proteins"
 
 [96d3d44f-34a2-4db4-84cd-fff523e069be]
 description = "Methionine RNA sequence"
@@ -53,6 +63,12 @@ description = "STOP codon RNA sequence 2"
 [9c2ad527-ebc9-4ace-808b-2b6447cb54cb]
 description = "STOP codon RNA sequence 3"
 
+[f4d9d8ee-00a8-47bf-a1e3-1641d4428e54]
+description = "Sequence of two protein codons translates into proteins"
+
+[dd22eef3-b4f1-4ad6-bb0b-27093c090a9d]
+description = "Sequence of two different protein codons translates into proteins"
+
 [d0f295df-fb70-425c-946c-ec2ec185388e]
 description = "Translate RNA strand into correct protein list"
 
@@ -70,3 +86,6 @@ description = "Translation stops if STOP codon in middle of three-codon sequence
 
 [2c2a2a60-401f-4a80-b977-e0715b23b93d]
 description = "Translation stops if STOP codon in middle of six-codon sequence"
+
+[f6f92714-769f-4187-9524-e353e8a41a80]
+description = "Sequence of two non-STOP codons does not translate to a STOP codon"
diff --git a/exercises/practice/protein-translation/protein_translation_test.cpp b/exercises/practice/protein-translation/protein_translation_test.cpp
index 76bb9a83..0a59d7c4 100644
--- a/exercises/practice/protein-translation/protein_translation_test.cpp
+++ b/exercises/practice/protein-translation/protein_translation_test.cpp
@@ -12,107 +12,141 @@ using namespace std;
 
 // Secret-handshake exercise test case data version 1.2.1
 
-TEST_CASE("Methionine_RNA_sequence") {
+TEST_CASE("Methionine RNA sequence", "[96d3d44f-34a2-4db4-84cd-fff523e069be]") {
     REQUIRE(vector<string>{"Methionine"} ==
             protein_translation::proteins("AUG"));
 }
 
 #if defined(EXERCISM_RUN_ALL_TESTS)
 
-TEST_CASE("Phenylalanine_RNA_sequence_1") {
+TEST_CASE("Phenylalanine RNA sequence 1",
+          "[1b4c56d8-d69f-44eb-be0e-7b17546143d9]") {
     REQUIRE(vector<string>{"Phenylalanine"} ==
             protein_translation::proteins("UUU"));
 }
 
-TEST_CASE("Phenylalanine_RNA_sequence_2") {
+TEST_CASE("Phenylalanine RNA sequence 2",
+          "[81b53646-bd57-4732-b2cb-6b1880e36d11]") {
     REQUIRE(vector<string>{"Phenylalanine"} ==
             protein_translation::proteins("UUC"));
 }
 
-TEST_CASE("Leucine_RNA_sequence_1") {
+TEST_CASE("Leucine RNA sequence 1", "[42f69d4f-19d2-4d2c-a8b0-f0ae9ee1b6b4]") {
     REQUIRE(vector<string>{"Leucine"} == protein_translation::proteins("UUA"));
 }
 
-TEST_CASE("Leucine_RNA_sequence_2") {
+TEST_CASE("Leucine RNA sequence 2", "[ac5edadd-08ed-40a3-b2b9-d82bb50424c4]") {
     REQUIRE(vector<string>{"Leucine"} == protein_translation::proteins("UUG"));
 }
 
-TEST_CASE("Serine_RNA_sequence_1") {
+TEST_CASE("Serine RNA sequence 1", "[8bc36e22-f984-44c3-9f6b-ee5d4e73f120]") {
     REQUIRE(vector<string>{"Serine"} == protein_translation::proteins("UCU"));
 }
 
-TEST_CASE("Serine_RNA_sequence_2") {
+TEST_CASE("Serine RNA sequence 2", "[5c3fa5da-4268-44e5-9f4b-f016ccf90131]") {
     REQUIRE(vector<string>{"Serine"} == protein_translation::proteins("UCC"));
 }
 
-TEST_CASE("Serine_RNA_sequence_3") {
+TEST_CASE("Serine RNA sequence 3", "[00579891-b594-42b4-96dc-7ff8bf519606]") {
     REQUIRE(vector<string>{"Serine"} == protein_translation::proteins("UCA"));
 }
 
-TEST_CASE("Serine_RNA_sequence_4") {
+TEST_CASE("Serine RNA sequence 4", "[08c61c3b-fa34-4950-8c4a-133945570ef6]") {
     REQUIRE(vector<string>{"Serine"} == protein_translation::proteins("UCG"));
 }
 
-TEST_CASE("Tyrosine_RNA_sequence_1") {
+TEST_CASE("Tyrosine RNA sequence 1", "[54e1e7d8-63c0-456d-91d2-062c72f8eef5]") {
     REQUIRE(vector<string>{"Tyrosine"} == protein_translation::proteins("UAU"));
 }
 
-TEST_CASE("Tyrosine_RNA_sequence_2") {
+TEST_CASE("Tyrosine RNA sequence 2", "[47bcfba2-9d72-46ad-bbce-22f7666b7eb1]") {
     REQUIRE(vector<string>{"Tyrosine"} == protein_translation::proteins("UAC"));
 }
 
-TEST_CASE("Cysteine_RNA_sequence_1") {
+TEST_CASE("Cysteine RNA sequence 1", "[3a691829-fe72-43a7-8c8e-1bd083163f72]") {
     REQUIRE(vector<string>{"Cysteine"} == protein_translation::proteins("UGU"));
 }
 
-TEST_CASE("Cysteine_RNA_sequence_2") {
+TEST_CASE("Cysteine RNA sequence 2", "[1b6f8a26-ca2f-43b8-8262-3ee446021767]") {
     REQUIRE(vector<string>{"Cysteine"} == protein_translation::proteins("UGC"));
 }
 
-TEST_CASE("Tryptophan_RNA_sequence") {
+TEST_CASE("Tryptophan RNA sequence", "[1e91c1eb-02c0-48a0-9e35-168ad0cb5f39]") {
     REQUIRE(vector<string>{"Tryptophan"} ==
             protein_translation::proteins("UGG"));
 }
 
-TEST_CASE("STOP_codon_RNA_sequence_1") {
+TEST_CASE("STOP codon RNA sequence 1",
+          "[e547af0b-aeab-49c7-9f13-801773a73557]") {
     REQUIRE(vector<string>{} == protein_translation::proteins("UAA"));
 }
 
-TEST_CASE("STOP_codon_RNA_sequence_2") {
+TEST_CASE("STOP codon RNA sequence 2",
+          "[67640947-ff02-4f23-a2ef-816f8a2ba72e]") {
     REQUIRE(vector<string>{} == protein_translation::proteins("UAG"));
 }
 
-TEST_CASE("STOP_codon_RNA_sequence_3") {
+TEST_CASE("STOP codon RNA sequence 3",
+          "[9c2ad527-ebc9-4ace-808b-2b6447cb54cb]") {
     REQUIRE(vector<string>{} == protein_translation::proteins("UGA"));
 }
 
-TEST_CASE("Translate_RNA_strand_into_correct_protein_list") {
+TEST_CASE("Translate RNA strand into correct protein list",
+          "[d0f295df-fb70-425c-946c-ec2ec185388e]") {
     REQUIRE(vector<string>{"Methionine", "Phenylalanine", "Tryptophan"} ==
             protein_translation::proteins("AUGUUUUGG"));
 }
 
-TEST_CASE("Translation_stops_if_STOP_codon_at_beginning_of_sequence") {
+TEST_CASE("Sequence of two protein codons translates into proteins",
+          "[f4d9d8ee-00a8-47bf-a1e3-1641d4428e54]") {
+    REQUIRE(vector<string>{"Phenylalanine", "Phenylalanine"} ==
+            protein_translation::proteins("UUUUUU"));
+}
+
+TEST_CASE("Sequence of two different protein codons translates into proteins",
+          "[dd22eef3-b4f1-4ad6-bb0b-27093c090a9d]") {
+    REQUIRE(vector<string>{"Leucine", "Leucine"} ==
+            protein_translation::proteins("UUAUUG"));
+}
+
+TEST_CASE("Empty RNA sequence results in no proteins",
+          "[2c44f7bf-ba20-43f7-a3bf-f2219c0c3f98]") {
+    REQUIRE(vector<string>{} == protein_translation::proteins(""));
+}
+
+TEST_CASE("Translation stops if STOP codon at beginning of sequence",
+          "[e30e8505-97ec-4e5f-a73e-5726a1faa1f4]") {
     REQUIRE(vector<string>{} == protein_translation::proteins("UAGUGG"));
 }
 
-TEST_CASE("Translation_stops_if_STOP_codon_at_end_of_two-codon_sequence") {
+TEST_CASE("Translation stops if STOP codon at end of two-codon sequence",
+          "[5358a20b-6f4c-4893-bce4-f929001710f3]") {
     REQUIRE(vector<string>{"Tryptophan"} ==
             protein_translation::proteins("UGGUAG"));
 }
 
-TEST_CASE("Translation_stops_if_STOP_codon_at_end_of_three-codon_sequence") {
+TEST_CASE("Translation stops if STOP codon at end of three-codon sequence",
+          "[ba16703a-1a55-482f-bb07-b21eef5093a3]") {
     REQUIRE(vector<string>{"Methionine", "Phenylalanine"} ==
             protein_translation::proteins("AUGUUUUAA"));
 }
 
-TEST_CASE("Translation_stops_if_STOP_codon_in_middle_of_three-codon_sequence") {
+TEST_CASE("Translation stops if STOP codon in middle of three-codon sequence",
+          "[4089bb5a-d5b4-4e71-b79e-b8d1f14a2911]") {
     REQUIRE(vector<string>{"Tryptophan"} ==
             protein_translation::proteins("UGGUAGUGG"));
 }
 
-TEST_CASE("Translation_stops_if_STOP_codon_in_middle_of_six-codon_sequence") {
+TEST_CASE("Translation stops if STOP codon in middle of six-codon sequence",
+          "[2c2a2a60-401f-4a80-b977-e0715b23b93d]") {
     REQUIRE(vector<string>{"Tryptophan", "Cysteine", "Tyrosine"} ==
             protein_translation::proteins("UGGUGUUAUUAAUGGUUU"));
 }
 
+TEST_CASE("Sequence of two non-STOP codons does not translate to a STOP codon",
+          "[f6f92714-769f-4187-9524-e353e8a41a80]") {
+    REQUIRE(vector<string>{"Methionine", "Methionine"} ==
+            protein_translation::proteins("AUGAUG"));
+}
+
 #endif  // !EXERCISM_RUN_ALL_TESTS