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8 | 8 |
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9 | 9 | package schemacrawler.test; |
10 | 10 |
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11 | | -import static com.tngtech.archunit.base.DescribedPredicate.not; |
12 | | -import static com.tngtech.archunit.core.domain.JavaClass.Predicates.resideInAPackage; |
13 | | -import static com.tngtech.archunit.core.domain.JavaClass.Predicates.simpleName; |
14 | | -import static com.tngtech.archunit.core.domain.properties.CanBeAnnotated.Predicates.annotatedWith; |
15 | | -import static com.tngtech.archunit.core.importer.ImportOption.Predefined.DO_NOT_INCLUDE_TESTS; |
16 | | -import static com.tngtech.archunit.lang.conditions.ArchPredicates.are; |
17 | | -import static com.tngtech.archunit.lang.syntax.ArchRuleDefinition.classes; |
18 | | -import static com.tngtech.archunit.lang.syntax.ArchRuleDefinition.methods; |
19 | | -import static com.tngtech.archunit.lang.syntax.ArchRuleDefinition.noClasses; |
20 | | -import static com.tngtech.archunit.library.GeneralCodingRules.ACCESS_STANDARD_STREAMS; |
21 | | -import static com.tngtech.archunit.library.GeneralCodingRules.THROW_GENERIC_EXCEPTIONS; |
22 | | -import static com.tngtech.archunit.library.dependencies.SlicesRuleDefinition.slices; |
23 | | -import static org.hamcrest.CoreMatchers.is; |
24 | | -import static org.hamcrest.MatcherAssert.assertThat; |
25 | | -import static org.junit.jupiter.api.TestInstance.Lifecycle.PER_CLASS; |
| 11 | +public class ArchitectureTest extends BaseArchitectureTest { |
26 | 12 |
|
27 | | -import com.tngtech.archunit.core.domain.JavaClasses; |
28 | | -import com.tngtech.archunit.core.domain.JavaMethod; |
29 | | -import com.tngtech.archunit.core.domain.JavaModifier; |
30 | | -import com.tngtech.archunit.core.importer.ClassFileImporter; |
31 | | -import java.lang.reflect.AccessibleObject; |
32 | | -import java.lang.reflect.Constructor; |
33 | | -import java.util.Optional; |
34 | | -import java.util.regex.Pattern; |
35 | | -import org.junit.jupiter.api.BeforeAll; |
36 | | -import org.junit.jupiter.api.Test; |
37 | | -import org.junit.jupiter.api.TestInstance; |
38 | | -import schemacrawler.schemacrawler.ModelImplementation; |
39 | | -import schemacrawler.schemacrawler.Retriever; |
40 | | - |
41 | | -@TestInstance(PER_CLASS) |
42 | | -public class ArchitectureTest { |
43 | | - |
44 | | - private JavaClasses classes; |
45 | | - |
46 | | - @BeforeAll |
47 | | - public void _classes() { |
48 | | - final String description = "SchemaCrawler production classes"; |
49 | | - classes = |
50 | | - new ClassFileImporter() |
51 | | - .withImportOption(DO_NOT_INCLUDE_TESTS) |
52 | | - .withImportOption(location -> !location.matches(Pattern.compile(".*[Tt]est.*"))) |
53 | | - .importPackages("schemacrawler..") |
54 | | - .as(description); |
55 | | - assertThat(description + " classes not found", classes.isEmpty(), is(false)); |
56 | | - } |
57 | | - |
58 | | - @Test |
59 | | - public void lookupMethods() { |
60 | | - final Optional<JavaMethod> anyMatchingMethod = |
61 | | - classes.stream() |
62 | | - .flatMap(c -> c.getMethods().stream()) |
63 | | - .filter(m -> m.getName().matches("lookup.*")) |
64 | | - .filter(m -> m.getModifiers().contains(JavaModifier.PUBLIC)) |
65 | | - .findAny(); |
66 | | - assertThat(anyMatchingMethod.isPresent(), is(true)); |
67 | | - |
68 | | - methods() |
69 | | - .that() |
70 | | - .haveNameMatching("lookup.*") |
71 | | - .and() |
72 | | - .arePublic() |
73 | | - .should() |
74 | | - .haveRawReturnType(Optional.class) |
75 | | - .because("lookups may not return a value") |
76 | | - .check(classes); |
77 | | - } |
78 | | - |
79 | | - // The schemacrawler.crawl package is intentionally kept flat (not split into subpackages). |
80 | | - // |
81 | | - // All Mutable* model implementations and *Retriever JDBC extractors are package-private. |
82 | | - // This prevents both module-path and classpath users from constructing or referencing |
83 | | - // these internal classes. |
84 | | - // |
85 | | - // Java package-private visibility is strictly per-package. Splitting into subpackages would |
86 | | - // require making these classes at least public — immediately exposing them. |
87 | | - // Although schemacrawler.crawl is exported from the JPMS module (for MetadataResultSet and |
88 | | - // ResultsCrawler access), the package-private Mutable* and @Retriever classes remain |
89 | | - // inaccessible. These tests enforce the architectural boundary. |
90 | | - @Test |
91 | | - public void model() { |
92 | | - |
93 | | - noClasses() |
94 | | - .that() |
95 | | - .resideOutsideOfPackage("schemacrawler.crawl") |
96 | | - .should() |
97 | | - .dependOnClassesThat( |
98 | | - resideInAPackage("schemacrawler.crawl").and(annotatedWith(ModelImplementation.class))) |
99 | | - .because( |
100 | | - """ |
101 | | - @ModelImplementation classes in schemacrawler.crawl are package-private internal |
102 | | - schema model implementations; they must only be used within schemacrawler.crawl |
103 | | - to prevent classpath clients from constructing schema model objects directly |
104 | | - """) |
105 | | - .check(classes); |
106 | | - |
107 | | - noClasses() |
108 | | - .that() |
109 | | - .resideOutsideOfPackage("schemacrawler.ermodel.implementation") |
110 | | - .should() |
111 | | - .dependOnClassesThat( |
112 | | - resideInAPackage("schemacrawler.ermodel.implementation") |
113 | | - .and(annotatedWith(ModelImplementation.class))) |
114 | | - .because( |
115 | | - """ |
116 | | - @ModelImplementation classes in schemacrawler.ermodel.implementation are internal |
117 | | - ER model implementations; they must only be used within that package |
118 | | - """) |
119 | | - .check(classes); |
120 | | - |
121 | | - noClasses() |
122 | | - .that() |
123 | | - .resideOutsideOfPackages( |
124 | | - "schemacrawler.loader.catalog.model", "schemacrawler.loader.ermodel.attributes") |
125 | | - .should() |
126 | | - .dependOnClassesThat( |
127 | | - resideInAPackage("schemacrawler.loader.catalog.model") |
128 | | - .and(annotatedWith(ModelImplementation.class))) |
129 | | - .because( |
130 | | - """ |
131 | | - @ModelImplementation classes in schemacrawler.loader.catalog.model are internal YAML |
132 | | - deserialization DTOs; only AttributesLoader in ermodel.attributes (the designated |
133 | | - processor) is permitted to reference them outside the model package |
134 | | - """) |
135 | | - .check(classes); |
136 | | - |
137 | | - noClasses() |
138 | | - .that() |
139 | | - .resideOutsideOfPackage("schemacrawler.crawl") |
140 | | - .should() |
141 | | - .dependOnClassesThat(annotatedWith(Retriever.class)) |
142 | | - .because( |
143 | | - """ |
144 | | - @Retriever classes in schemacrawler.crawl are package-private JDBC metadata |
145 | | - extractors; they must only be used within schemacrawler.crawl |
146 | | - """) |
147 | | - .check(classes); |
148 | | - |
149 | | - classes() |
150 | | - .that() |
151 | | - .areAnnotatedWith(ModelImplementation.class) |
152 | | - .should() |
153 | | - .notBePublic() |
154 | | - .because( |
155 | | - """ |
156 | | - @ModelImplementation classes are package-private internal implementations; |
157 | | - declaring them public exposes them to classpath clients |
158 | | - """) |
159 | | - .check(classes); |
160 | | - |
161 | | - classes() |
162 | | - .that() |
163 | | - .areAnnotatedWith(Retriever.class) |
164 | | - .should() |
165 | | - .notBePublic() |
166 | | - .because( |
167 | | - """ |
168 | | - @Retriever classes are package-private JDBC metadata extractors; |
169 | | - declaring them public exposes them to classpath clients |
170 | | - """) |
171 | | - .check(classes); |
172 | | - } |
173 | | - |
174 | | - @Test |
175 | | - public void notAccessStandardStreams() { |
176 | | - noClasses() |
177 | | - .should(ACCESS_STANDARD_STREAMS) |
178 | | - .because("production code should not write to standard streams") |
179 | | - .check(classes); |
180 | | - } |
181 | | - |
182 | | - @Test |
183 | | - public void notThrowGenericExceptions() { |
184 | | - noClasses() |
185 | | - .should(THROW_GENERIC_EXCEPTIONS) |
186 | | - .because( |
187 | | - "SchemaCrawler defines it own exceptions, and wraps SQL exceptions with additional" |
188 | | - + " information") |
189 | | - .check(classes); |
190 | | - } |
191 | | - |
192 | | - @Test |
193 | | - public void packageCycles() { |
194 | | - slices() |
195 | | - .matching("schemacrawler.(**)..") |
196 | | - .as("SchemaCrawler production classes") |
197 | | - .should() |
198 | | - .beFreeOfCycles() |
199 | | - .because("packages should have a clear, acyclic dependency structure") |
200 | | - .check(classes); |
201 | | - } |
202 | | - |
203 | | - @Test |
204 | | - public void reflectiveAccessOverride() { |
205 | | - noClasses() |
206 | | - .should() |
207 | | - .callMethod(AccessibleObject.class, "setAccessible", boolean.class) |
208 | | - .orShould() |
209 | | - .callMethod( |
210 | | - AccessibleObject.class, "setAccessible", AccessibleObject[].class, boolean.class) |
211 | | - .because("avoid reflective access override") |
212 | | - .check(classes); |
213 | | - } |
214 | | - |
215 | | - @Test |
216 | | - public void reflectiveClassLoading() { |
217 | | - noClasses() |
218 | | - .that(are(not(simpleName("BasePluginCommandRegistry")))) |
219 | | - .should() |
220 | | - .callMethod(Class.class, "forName", String.class) |
221 | | - .orShould() |
222 | | - .callMethod(Class.class, "getDeclaredConstructors") |
223 | | - .orShould() |
224 | | - .callMethod(Class.class, "getDeclaredConstructor", Class[].class) |
225 | | - .orShould() |
226 | | - .callMethod(Class.class, "getConstructor", Class[].class) |
227 | | - .orShould() |
228 | | - .callMethod(Constructor.class, "newInstance") |
229 | | - .because("avoid reflective class loading") |
230 | | - .check(classes); |
| 13 | + @Override |
| 14 | + protected String classesSpecification() { |
| 15 | + return "schemacrawler.."; |
231 | 16 | } |
232 | 17 | } |
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