partial LatexCreatorConstraintsTest

src/main/java/edu/kit/typicalc/view/content/typeinferencecontent/latexcreator/LatexCreatorConstraints.java

@@ -75,7 +75,7 @@ public class LatexCreatorConstraints implements StepVisitor {
     private String createSingleConstraint(Constraint constraint) {
         String firstType = new LatexCreatorType(constraint.getFirstType()).getLatex();
         String secondType = new LatexCreatorType(constraint.getSecondType()).getLatex();
-        return firstType + SPACE + EQUALS + SPACE + secondType;
+        return firstType + EQUALS + secondType;
     }
 
     private void addConstraint(InferenceStep step) {

src/test/java/edu/kit/typicalc/view/content/typeinferencecontent/latexcreator/LatexCreatorConstraintsTest.java

@@ -0,0 +1,82 @@
+package edu.kit.typicalc.view.content.typeinferencecontent.latexcreator;
+
+import edu.kit.typicalc.model.Model;
+import edu.kit.typicalc.model.ModelImpl;
+import edu.kit.typicalc.model.TypeInfererInterface;
+import org.junit.jupiter.api.Test;
+
+import java.util.HashMap;
+import java.util.List;
+
+import static edu.kit.typicalc.view.content.typeinferencecontent.latexcreator.LatexCreatorConstants.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+class LatexCreatorConstraintsTest {
+    private static final String EMPTY_CONSTRAINT_SET =
+            ALIGN_BEGIN + CONSTRAINT_SET + EQUALS + LATEX_CURLY_LEFT + LATEX_CURLY_RIGHT + ALIGN_END;
+
+    private final Model model = new ModelImpl();
+    private TypeInfererInterface typeInferer;
+
+    // todo tests should test all of getEverything, not only the first 2 parts
+    @Test
+    void singleVarDefaultConstraintTest() {
+        typeInferer = model.getTypeInferer("x", new HashMap<>()).unwrap();
+        List<String> expected = new LatexCreatorConstraints(typeInferer).getEverything();
+
+        List<String> actual = List.of(EMPTY_CONSTRAINT_SET,
+                ALIGN_BEGIN + CONSTRAINT_SET + EQUALS + LATEX_CURLY_LEFT + TREE_VARIABLE + "_{1}" + EQUALS
+                        + GENERATED_ASSUMPTION_VARIABLE + "_{1}" + LATEX_CURLY_RIGHT + ALIGN_END);
+
+        for (int i = 0; i < actual.size(); i++) {
+            assertEquals(actual.get(i), expected.get(i));
+        }
+    }
+
+
+    @Test
+    void singleAbsDefaultConstraintTest() {
+        typeInferer = model.getTypeInferer("λx.y", new HashMap<>()).unwrap();
+        List<String> expected = new LatexCreatorConstraints(typeInferer).getEverything();
+
+        List<String> actual = List.of(EMPTY_CONSTRAINT_SET,
+                ALIGN_BEGIN + CONSTRAINT_SET + EQUALS + LATEX_CURLY_LEFT + TREE_VARIABLE + "_{1}" + EQUALS
+                        + TREE_VARIABLE + "_{2}" + SPACE + RIGHT_ARROW + SPACE + TREE_VARIABLE + "_{3}"
+                        + LATEX_CURLY_RIGHT + ALIGN_END);
+
+        for (int i = 0; i < actual.size(); i++) {
+            assertEquals(actual.get(i), expected.get(i));
+        }
+    }
+
+
+    @Test
+    void singleAppConstraintTest() {
+        typeInferer = model.getTypeInferer("x y", new HashMap<>()).unwrap();
+        List<String> expected = new LatexCreatorConstraints(typeInferer).getEverything();
+
+        List<String> actual = List.of(EMPTY_CONSTRAINT_SET,
+                ALIGN_BEGIN + CONSTRAINT_SET + EQUALS + LATEX_CURLY_LEFT + TREE_VARIABLE + "_{2}" + EQUALS
+                        + TREE_VARIABLE + "_{3}" + SPACE + RIGHT_ARROW + SPACE + TREE_VARIABLE + "_{1}"
+                        + LATEX_CURLY_RIGHT + ALIGN_END);
+
+        for (int i = 0; i < actual.size(); i++) {
+            assertEquals(actual.get(i), expected.get(i));
+        }
+    }
+
+
+    @Test
+    void singleConstConstraintTest() {
+        typeInferer = model.getTypeInferer("5", new HashMap<>()).unwrap();
+        List<String> expected = new LatexCreatorConstraints(typeInferer).getEverything();
+
+        List<String> actual = List.of(EMPTY_CONSTRAINT_SET,
+                ALIGN_BEGIN + CONSTRAINT_SET + EQUALS + LATEX_CURLY_LEFT + TREE_VARIABLE + "_{1}" + EQUALS
+                        + MONO_TEXT + "{int}" + LATEX_CURLY_RIGHT + ALIGN_END);
+
+        for (int i = 0; i < actual.size(); i++) {
+            assertEquals(actual.get(i), expected.get(i));
+        }
+    }
+}