Examples with NodeLevelMap com.thoughtworks.go.domain.valuestreammap.NodeLevelMap used on opensource projects

Example 1 with NodeLevelMap

use of com.thoughtworks.go.domain.valuestreammap.NodeLevelMap in project gocd by gocd.

the class CrossingMinimizationTest method shouldAssignNodesBasedOnMinimumDepthForDownstreamGraph.

@Test
public void shouldAssignNodesBasedOnMinimumDepthForDownstreamGraph() {
    /*
            g1 --> P ---> P1  P3
                     \      /
                      +-> P2
         */
    ValueStreamMap graph = new ValueStreamMap("P", null);
    Node g1 = graph.addUpstreamMaterialNode(new SCMDependencyNode("g1", "g1", "git"), null, "P", new MaterialRevision(null));
    Node p1 = graph.addDownstreamNode(new PipelineDependencyNode("p1", "p1"), "P");
    Node p2 = graph.addDownstreamNode(new PipelineDependencyNode("P2", "P2"), "P");
    Node p3 = graph.addDownstreamNode(new PipelineDependencyNode("P3", "P3"), "P2");
    NodeLevelMap levelToNodesMap = nodeLevelMap(graph);
    crossingMinimization.apply(levelToNodesMap);
    assertThat(levelToNodesMap.get(-1), is(Arrays.asList(g1)));
    assertThat(levelToNodesMap.get(0), is(Arrays.asList(graph.getCurrentPipeline())));
    assertThat(levelToNodesMap.get(1), is(Arrays.asList(p1, p2)));
    assertThat(levelToNodesMap.get(2), is(Arrays.asList(p3)));
    assertThat(p1.getDepth(), is(1));
    assertThat(p2.getDepth(), is(2));
    assertThat(p3.getDepth(), is(2));
}

Example 2 with NodeLevelMap

use of com.thoughtworks.go.domain.valuestreammap.NodeLevelMap in project gocd by gocd.

the class DummyNodeCreationTest method shouldCreateDummyNodeAtRightIndexToHelpInMinimizingCrossings.

@Test
public void shouldCreateDummyNodeAtRightIndexToHelpInMinimizingCrossings() {
    /*
             +---> d1 ---> d4---->d5
            d3             |
             +---> X ------+
             |             |
             ------d2-----+
         */
    String currentPipeline = "d5";
    ValueStreamMap graph = new ValueStreamMap(currentPipeline, null);
    graph.addUpstreamNode(new PipelineDependencyNode("d4", "d4"), null, currentPipeline);
    graph.addUpstreamNode(new PipelineDependencyNode("d1", "d1"), null, "d4");
    graph.addUpstreamNode(new PipelineDependencyNode("d3", "d3"), null, "d1");
    graph.addUpstreamNode(new PipelineDependencyNode("d3", "d3"), null, "d4");
    graph.addUpstreamNode(new PipelineDependencyNode("d2", "d2"), null, "d4");
    graph.addUpstreamNode(new PipelineDependencyNode("d3", "d3"), null, "d2");
    NodeLevelMap nodeLevelMap = new LevelAssignment().apply(graph);
    dummyNodeCreation.apply(graph, nodeLevelMap);
    VSMTestHelper.assertNumberOfLevelsInGraph(nodeLevelMap, 4);
    VSMTestHelper.assertThatNodeHasChildren(graph, "d3", 1, "d1", "d2");
    Node secondChildOfD3 = graph.findNode("d3").getChildren().get(1);
    assertThat(secondChildOfD3.getType(), is(DependencyNodeType.DUMMY));
}

Example 3 with NodeLevelMap

use of com.thoughtworks.go.domain.valuestreammap.NodeLevelMap in project gocd by gocd.

the class DummyNodeCreationTest method shouldHandleDeepTriangle.

@Test
public void shouldHandleDeepTriangle() {
    /*
             +---> d1 ---> d2 ---> d3
             g                     ^
             +---- x ----- x ------+
         */
    String currentPipeline = "d3";
    ValueStreamMap graph = new ValueStreamMap(currentPipeline, null);
    graph.addUpstreamNode(new PipelineDependencyNode("d2", "d2"), null, currentPipeline);
    graph.addUpstreamNode(new PipelineDependencyNode("d1", "d1"), null, "d2");
    graph.addUpstreamMaterialNode(new SCMDependencyNode("g", "g", "git"), null, "d1", new MaterialRevision(null));
    graph.addUpstreamMaterialNode(new SCMDependencyNode("g", "g", "git"), null, currentPipeline, new MaterialRevision(null));
    NodeLevelMap nodeLevelMap = new LevelAssignment().apply(graph);
    dummyNodeCreation.apply(graph, nodeLevelMap);
    VSMTestHelper.assertNumberOfLevelsInGraph(nodeLevelMap, 4);
    VSMTestHelper.assertThatLevelHasNodes(nodeLevelMap.get(0), 0, "d3");
    VSMTestHelper.assertThatLevelHasNodes(nodeLevelMap.get(-1), 1, "d2");
    VSMTestHelper.assertThatLevelHasNodes(nodeLevelMap.get(-2), 1, "d1");
    VSMTestHelper.assertThatLevelHasNodes(nodeLevelMap.get(-3), 0, "g");
}

Example 4 with NodeLevelMap

use of com.thoughtworks.go.domain.valuestreammap.NodeLevelMap in project gocd by gocd.

the class DummyNodeCreationTest method shouldCreateDummyNodesAtCorrectLevelsWhenNodesAreAddedUsingDFS.

@Test
public void shouldCreateDummyNodesAtCorrectLevelsWhenNodesAreAddedUsingDFS() {
    /*                +-------X------+
                          |              v
             +---> p1 --> p4 --> p5 ---> P6
            |             ^      ^
           git --> p2 ----+      |
            |                    |
            +---> X -----p3------+
         */
    String currentPipeline = "p6";
    ValueStreamMap graph = new ValueStreamMap(currentPipeline, null);
    graph.addUpstreamNode(new PipelineDependencyNode("p4", "p4"), null, currentPipeline);
    graph.addUpstreamNode(new PipelineDependencyNode("p1", "p1"), null, "p4");
    graph.addUpstreamMaterialNode(new SCMDependencyNode("git", "git", "git"), null, "p1", new MaterialRevision(null));
    graph.addUpstreamNode(new PipelineDependencyNode("p2", "p2"), null, "p4");
    graph.addUpstreamMaterialNode(new SCMDependencyNode("git", "git", "git"), null, "p2", new MaterialRevision(null));
    graph.addUpstreamNode(new PipelineDependencyNode("p5", "p5"), null, currentPipeline);
    graph.addUpstreamNode(new PipelineDependencyNode("p3", "p3"), null, "p5");
    graph.addUpstreamMaterialNode(new SCMDependencyNode("git", "git", "git"), null, "p3", new MaterialRevision(null));
    graph.addUpstreamNode(new PipelineDependencyNode("p4", "p4"), null, "p5");
    graph.addUpstreamNode(new PipelineDependencyNode("p1", "p1"), null, "p4");
    graph.addUpstreamMaterialNode(new SCMDependencyNode("git", "git", "git"), null, "p1", new MaterialRevision(null));
    graph.addUpstreamNode(new PipelineDependencyNode("p2", "p2"), null, "p4");
    graph.addUpstreamMaterialNode(new SCMDependencyNode("git", "git", "git"), null, "p2", new MaterialRevision(null));
    NodeLevelMap nodeLevelMap = new LevelAssignment().apply(graph);
    dummyNodeCreation.apply(graph, nodeLevelMap);
    VSMTestHelper.assertNumberOfLevelsInGraph(nodeLevelMap, 5);
    assertThat(nodeLevelMap.get(0).size(), is(1));
    assertThat(nodeLevelMap.get(-1).size(), is(2));
    assertThat(nodeLevelMap.get(-2).size(), is(2));
    assertThat(nodeLevelMap.get(-3).size(), is(3));
    assertThat(nodeLevelMap.get(-4).size(), is(1));
}

Example 5 with NodeLevelMap

use of com.thoughtworks.go.domain.valuestreammap.NodeLevelMap in project gocd by gocd.

the class LevelAssignmentTest method shouldAssignLevelsForUpstreamNodesOfCurrentPipeline.

@Test
public void shouldAssignLevelsForUpstreamNodesOfCurrentPipeline() throws Exception {
    /*
        ---> p1 ---
       /            \
       g -----------p3
       \            /
        ---> p2 ---
        */
    String current = "p3";
    Node p1 = new PipelineDependencyNode("p1", "p1");
    Node p2 = new PipelineDependencyNode("p2", "p2");
    Node gitNode = new SCMDependencyNode("git", "g", "git");
    ValueStreamMap valueStreamMap = new ValueStreamMap(current, new PipelineRevision(current, 1, "1"));
    valueStreamMap.addUpstreamNode(p1, new PipelineRevision("p1", 1, "1"), current);
    valueStreamMap.addUpstreamNode(p2, new PipelineRevision("p2", 1, "1"), current);
    valueStreamMap.addUpstreamMaterialNode(gitNode, new CaseInsensitiveString("trunk"), "p1", new MaterialRevision(null));
    valueStreamMap.addUpstreamMaterialNode(gitNode, new CaseInsensitiveString("main-branch"), "p3", new MaterialRevision(null));
    valueStreamMap.addUpstreamMaterialNode(gitNode, new CaseInsensitiveString("main-branch"), "p2", new MaterialRevision(null));
    NodeLevelMap levelToNodeMap = new LevelAssignment().apply(valueStreamMap);
    assertThat(valueStreamMap.getCurrentPipeline().getLevel(), is(0));
    assertThat(p1.getLevel(), is(-1));
    assertThat(p2.getLevel(), is(-1));
    assertThat(gitNode.getLevel(), is(-2));
    assertThat(levelToNodeMap.get(0), contains(valueStreamMap.getCurrentPipeline()));
    assertThat(levelToNodeMap.get(-1), containsInAnyOrder(p1, p2));
    assertThat(levelToNodeMap.get(-2), contains(gitNode));
}