diff --git a/src/tint/reader/spirv/parser_impl_get_decorations_test.cc b/src/tint/reader/spirv/parser_impl_get_decorations_test.cc
index cbc384fda0..43e6e2dc83 100644
--- a/src/tint/reader/spirv/parser_impl_get_decorations_test.cc
+++ b/src/tint/reader/spirv/parser_impl_get_decorations_test.cc
@@ -28,7 +28,7 @@ const char* kSkipReason = "This example is deliberately a SPIR-V fragment";
 
 TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_NotAnId) {
     auto p = parser(test::Assemble(""));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(42);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -37,7 +37,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_NotAnId) {
 
 TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_NoDecorations) {
     auto p = parser(test::Assemble("%1 = OpTypeVoid"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(1);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -50,7 +50,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_OneDecoration) {
     %float = OpTypeFloat 32
     %10 = OpTypeStruct %float
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(10);
     EXPECT_THAT(decorations, UnorderedElementsAre(Decoration{uint32_t(spv::Decoration::Block)}));
     EXPECT_TRUE(p->error().empty());
@@ -64,7 +64,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_Duplicate) {
     %float = OpTypeFloat 32
     %10 = OpTypeStruct %float
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(10);
     EXPECT_THAT(decorations, UnorderedElementsAre(Decoration{uint32_t(spv::Decoration::Block)}));
     EXPECT_TRUE(p->error().empty());
@@ -78,7 +78,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_MultiDecoration) {
     %float = OpTypeFloat 32
     %5 = OpConstant %float 3.14
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(5);
     EXPECT_THAT(decorations,
                 UnorderedElementsAre(Decoration{uint32_t(spv::Decoration::RelaxedPrecision)},
@@ -89,7 +89,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_MultiDecoration) {
 
 TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_NotAnId) {
     auto p = parser(test::Assemble(""));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsForMember(42, 9);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -98,7 +98,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_NotAnId) {
 
 TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_NotAStruct) {
     auto p = parser(test::Assemble("%1 = OpTypeVoid"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(1);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -110,7 +110,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_MemberWithoutDecorat
     %uint = OpTypeInt 32 0
     %10 = OpTypeStruct %uint
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsForMember(10, 0);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -123,7 +123,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_RelaxedPrecision) {
     %float = OpTypeFloat 32
     %10 = OpTypeStruct %float
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule()) << p->error();
+    ASSERT_TRUE(p->BuildAndParseInternalModule()) << p->error();
     auto decorations = p->GetDecorationsForMember(10, 0);
     EXPECT_THAT(decorations,
                 UnorderedElementsAre(Decoration{uint32_t(spv::Decoration::RelaxedPrecision)}));
@@ -138,7 +138,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_Duplicate) {
     %float = OpTypeFloat 32
     %10 = OpTypeStruct %float
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule()) << p->error();
+    ASSERT_TRUE(p->BuildAndParseInternalModule()) << p->error();
     auto decorations = p->GetDecorationsForMember(10, 0);
     EXPECT_THAT(decorations,
                 UnorderedElementsAre(Decoration{uint32_t(spv::Decoration::RelaxedPrecision)}));
@@ -155,7 +155,7 @@ TEST_F(SpvParserGetDecorationsTest, DISABLED_GetDecorationsForMember_OneDecorati
     %arr = OpTypeArray %uint %uint_2
     %10 = OpTypeStruct %uint %arr
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule()) << p->error();
+    ASSERT_TRUE(p->BuildAndParseInternalModule()) << p->error();
     auto decorations = p->GetDecorationsForMember(10, 1);
     EXPECT_THAT(decorations,
                 UnorderedElementsAre(Decoration{uint32_t(spv::Decoration::ArrayStride), 12}));
@@ -179,7 +179,7 @@ TEST_F(SpvParserGetDecorationsTest, DISABLED_GetDecorationsForMember_MultiDecora
     %arr = OpTypeArray %mat %uint_2
     %50 = OpTypeStruct %uint %float %arr
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule()) << p->error();
+    ASSERT_TRUE(p->BuildAndParseInternalModule()) << p->error();
 
     EXPECT_TRUE(p->GetDecorationsForMember(50, 0).empty());
     EXPECT_THAT(p->GetDecorationsForMember(50, 1),
@@ -199,7 +199,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_Restrict) {
     %ptr = OpTypePointer Workgroup %float
     %10 = OpVariable %ptr Workgroup
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsFor(10);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -215,7 +215,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_Restrict) {
     %float = OpTypeFloat 32
     %10 = OpTypeStruct %float
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule());
+    ASSERT_TRUE(p->BuildAndParseInternalModule());
     auto decorations = p->GetDecorationsForMember(10, 0);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -230,7 +230,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsFor_RestrictPointer) {
     %ptr = OpTypePointer Workgroup %float
     %10 = OpVariable %ptr Workgroup
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule()) << p->error();
+    ASSERT_TRUE(p->BuildAndParseInternalModule()) << p->error();
     auto decorations = p->GetDecorationsFor(10);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());
@@ -246,7 +246,7 @@ TEST_F(SpvParserGetDecorationsTest, GetDecorationsForMember_RestrictPointer) {
     %float = OpTypeFloat 32
     %10 = OpTypeStruct %float
   )"));
-    EXPECT_TRUE(p->BuildAndParseInternalModule()) << p->error();
+    ASSERT_TRUE(p->BuildAndParseInternalModule()) << p->error();
     auto decorations = p->GetDecorationsFor(10);
     EXPECT_TRUE(decorations.empty());
     EXPECT_TRUE(p->error().empty());